./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 48c9605d 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/openbsd_cstrlcpy-alloca-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:30:36,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:30:36,317 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-08 14:30:36,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:30:36,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:30:36,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:30:36,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:30:36,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:30:36,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:30:36,339 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:30:36,339 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:30:36,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:30:36,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:30:36,339 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:30:36,339 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:30:36,339 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:30:36,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 14:30:36,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:30:36,341 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:30:36,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:30:36,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:30:36,342 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:30:36,342 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:30:36,342 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 -> a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a [2025-02-08 14:30:36,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:30:36,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:30:36,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:30:36,549 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:30:36,550 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:30:36,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2025-02-08 14:30:37,639 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/abda0353d/6f1d924c0a654beabf30d1527175cfe8/FLAGfd5017e67 [2025-02-08 14:30:37,892 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:30:37,892 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2025-02-08 14:30:37,915 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/abda0353d/6f1d924c0a654beabf30d1527175cfe8/FLAGfd5017e67 [2025-02-08 14:30:37,925 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/abda0353d/6f1d924c0a654beabf30d1527175cfe8 [2025-02-08 14:30:37,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:30:37,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:30:37,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:30:37,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:30:37,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:30:37,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:30:37" (1/1) ... [2025-02-08 14:30:37,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb4ee36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:37, skipping insertion in model container [2025-02-08 14:30:37,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:30:37" (1/1) ... [2025-02-08 14:30:37,955 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:30:38,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:30:38,197 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:30:38,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:30:38,239 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:30:38,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38 WrapperNode [2025-02-08 14:30:38,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:30:38,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:30:38,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:30:38,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:30:38,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,273 INFO L138 Inliner]: procedures = 117, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2025-02-08 14:30:38,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:30:38,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:30:38,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:30:38,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:30:38,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,282 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,295 INFO L175 MemorySlicer]: Split 8 memory accesses to 2 slices as follows [4, 4]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 6 writes are split as follows [4, 2]. [2025-02-08 14:30:38,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,301 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:30:38,310 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:30:38,310 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:30:38,310 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:30:38,311 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (1/1) ... [2025-02-08 14:30:38,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:38,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:38,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:38,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-02-08 14:30:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 14:30:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 14:30:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 14:30:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 14:30:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 14:30:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 14:30:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:30:38,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:30:38,454 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:30:38,455 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:30:38,580 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L542: call ULTIMATE.dealloc(main_#t~malloc10#1.base, main_#t~malloc10#1.offset);havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call ULTIMATE.dealloc(main_#t~malloc11#1.base, main_#t~malloc11#1.offset);havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset; [2025-02-08 14:30:38,591 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2025-02-08 14:30:38,591 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:30:38,596 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:30:38,597 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:30:38,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:30:38 BoogieIcfgContainer [2025-02-08 14:30:38,597 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:30:38,598 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:30:38,598 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:30:38,602 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:30:38,602 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:30:38,602 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:30:37" (1/3) ... [2025-02-08 14:30:38,603 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b102b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:30:38, skipping insertion in model container [2025-02-08 14:30:38,603 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:30:38,603 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:30:38" (2/3) ... [2025-02-08 14:30:38,603 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b102b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:30:38, skipping insertion in model container [2025-02-08 14:30:38,603 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:30:38,604 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:30:38" (3/3) ... [2025-02-08 14:30:38,604 INFO L363 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrlcpy-alloca-1.i [2025-02-08 14:30:38,632 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:30:38,633 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:30:38,633 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:30:38,633 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:30:38,633 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:30:38,633 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:30:38,633 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:30:38,633 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:30:38,636 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 17 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:38,646 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 7 [2025-02-08 14:30:38,646 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:38,646 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:38,649 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-02-08 14:30:38,649 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-02-08 14:30:38,649 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-08 14:30:38,649 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 17 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:38,650 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 7 [2025-02-08 14:30:38,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:38,650 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:38,650 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-02-08 14:30:38,650 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-02-08 14:30:38,654 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~1#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" [2025-02-08 14:30:38,654 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~length~0#1 - 1;havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2025-02-08 14:30:38,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:38,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1876766, now seen corresponding path program 1 times [2025-02-08 14:30:38,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:38,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819130385] [2025-02-08 14:30:38,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:38,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:38,711 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:30:38,723 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:30:38,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:38,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:38,724 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:38,727 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:30:38,731 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:30:38,732 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:38,732 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:38,741 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:38,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:38,743 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times [2025-02-08 14:30:38,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:38,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562493060] [2025-02-08 14:30:38,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:38,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:38,748 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:30:38,750 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:30:38,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:38,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:38,751 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:38,752 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:30:38,754 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:30:38,754 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:38,754 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:38,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:38,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:38,756 INFO L85 PathProgramCache]: Analyzing trace with hash 58179771, now seen corresponding path program 1 times [2025-02-08 14:30:38,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:38,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433928545] [2025-02-08 14:30:38,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:38,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:38,763 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:30:38,774 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:30:38,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:38,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:38,775 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:38,777 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:30:38,785 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:30:38,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:38,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:38,788 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:39,050 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:30:39,051 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:30:39,051 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:30:39,051 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:30:39,051 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:30:39,051 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,051 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:30:39,052 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:30:39,052 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration1_Lasso [2025-02-08 14:30:39,052 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:30:39,052 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:30:39,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:39,547 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:30:39,550 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:30:39,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,555 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-02-08 14:30:39,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,572 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-02-08 14:30:39,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,581 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-02-08 14:30:39,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,595 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,605 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-02-08 14:30:39,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,620 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,628 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 [2025-02-08 14:30:39,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,630 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-02-08 14:30:39,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,644 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,652 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-02-08 14:30:39,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:39,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:39,670 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,678 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-02-08 14:30:39,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,702 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-02-08 14:30:39,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,716 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,724 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-02-08 14:30:39,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:39,739 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:39,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,746 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 [2025-02-08 14:30:39,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,749 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-02-08 14:30:39,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,763 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,771 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-02-08 14:30:39,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,789 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,797 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-02-08 14:30:39,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,811 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-02-08 14:30:39,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,821 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-02-08 14:30:39,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,843 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:39,843 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:39,848 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,861 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 [2025-02-08 14:30:39,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,864 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-02-08 14:30:39,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:39,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:39,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,888 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-02-08 14:30:39,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,902 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,908 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 [2025-02-08 14:30:39,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,910 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-02-08 14:30:39,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,924 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,932 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-02-08 14:30:39,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:39,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:39,952 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,960 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-02-08 14:30:39,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:39,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:39,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:39,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:39,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:39,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:39,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:39,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:39,979 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:39,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:39,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:39,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:39,987 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:39,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-02-08 14:30:39,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:40,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:40,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:40,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:40,012 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 [2025-02-08 14:30:40,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,014 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:40,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-02-08 14:30:40,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:40,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:40,033 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:40,037 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:40,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:40,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,044 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) [2025-02-08 14:30:40,045 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 [2025-02-08 14:30:40,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:40,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:40,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:40,063 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:40,068 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 [2025-02-08 14:30:40,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,070 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) [2025-02-08 14:30:40,072 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 [2025-02-08 14:30:40,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:40,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:40,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:40,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:40,095 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 [2025-02-08 14:30:40,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,102 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:40,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-02-08 14:30:40,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:40,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:40,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:40,125 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:30:40,152 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2025-02-08 14:30:40,154 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2025-02-08 14:30:40,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,157 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:40,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-02-08 14:30:40,160 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:30:40,171 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:30:40,171 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:30:40,172 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2025-02-08 14:30:40,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:40,191 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2025-02-08 14:30:40,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:40,222 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:30:40,226 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:30:40,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,227 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:40,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:30:40,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:40,237 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:30:40,239 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:30:40,239 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,239 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:40,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-08 14:30:40,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:40,258 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-02-08 14:30:40,260 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 17 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:40,279 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 17 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 33 transitions. Complement of second has 3 states. [2025-02-08 14:30:40,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-02-08 14:30:40,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2025-02-08 14:30:40,287 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 1 letters. [2025-02-08 14:30:40,287 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:40,287 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 5 letters. Loop has 1 letters. [2025-02-08 14:30:40,287 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:40,287 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 2 letters. [2025-02-08 14:30:40,288 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:40,288 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 33 transitions. [2025-02-08 14:30:40,289 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-02-08 14:30:40,290 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 16 states and 27 transitions. [2025-02-08 14:30:40,291 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2025-02-08 14:30:40,291 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-02-08 14:30:40,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 27 transitions. [2025-02-08 14:30:40,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:30:40,292 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 27 transitions. [2025-02-08 14:30:40,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 27 transitions. [2025-02-08 14:30:40,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2025-02-08 14:30:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 25 transitions. [2025-02-08 14:30:40,310 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 25 transitions. [2025-02-08 14:30:40,310 INFO L432 stractBuchiCegarLoop]: Abstraction has 15 states and 25 transitions. [2025-02-08 14:30:40,310 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-08 14:30:40,310 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 25 transitions. [2025-02-08 14:30:40,310 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-02-08 14:30:40,310 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:40,310 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:40,311 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-02-08 14:30:40,311 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-02-08 14:30:40,311 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~1#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" [2025-02-08 14:30:40,311 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~n~1#1 - 1;havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet14#1;main_#t~post15#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1;" [2025-02-08 14:30:40,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:40,311 INFO L85 PathProgramCache]: Analyzing trace with hash 58179770, now seen corresponding path program 1 times [2025-02-08 14:30:40,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:40,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081285566] [2025-02-08 14:30:40,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:40,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:40,316 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:30:40,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:30:40,321 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:40,321 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:40,323 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:30:40,329 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:30:40,330 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,330 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:40,331 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:40,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:40,332 INFO L85 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times [2025-02-08 14:30:40,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:40,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407444852] [2025-02-08 14:30:40,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:40,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:40,342 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:30:40,344 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:30:40,344 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,344 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:40,344 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:40,349 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:30:40,355 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:30:40,355 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,355 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:40,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:40,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:40,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1803572893, now seen corresponding path program 1 times [2025-02-08 14:30:40,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:40,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752321114] [2025-02-08 14:30:40,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:40,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:40,394 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:30:40,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-02-08 14:30:40,409 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:30:40,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:40,410 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:40,411 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:30:40,420 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:30:40,420 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:40,420 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:40,422 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:40,602 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:30:40,602 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:30:40,602 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:30:40,602 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:30:40,602 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:30:40,602 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,602 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:30:40,602 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:30:40,602 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration2_Lasso [2025-02-08 14:30:40,602 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:30:40,602 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:30:40,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,615 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,618 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:40,942 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:30:40,942 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:30:40,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,944 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:40,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-02-08 14:30:40,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:40,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:40,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:40,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:40,959 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:40,964 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 [2025-02-08 14:30:40,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,966 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:40,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-02-08 14:30:40,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:40,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:40,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:40,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:40,980 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:40,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:40,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:40,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:40,987 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:40,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-02-08 14:30:40,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:40,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:40,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:40,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:40,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:41,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:41,003 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:41,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-02-08 14:30:41,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,010 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-02-08 14:30:41,012 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 [2025-02-08 14:30:41,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:41,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:41,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:41,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:41,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:41,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:41,025 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:41,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:41,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,033 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-02-08 14:30:41,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:41,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:41,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:41,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:41,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:41,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:41,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:41,047 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:41,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:41,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,055 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-02-08 14:30:41,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:41,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:41,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:41,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:41,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:41,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:41,070 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:41,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-02-08 14:30:41,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,080 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-02-08 14:30:41,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:41,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:41,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:41,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:41,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:41,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:41,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:41,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:41,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:41,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,105 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-02-08 14:30:41,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:41,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:41,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:41,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:41,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:41,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:41,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:41,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:41,129 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-02-08 14:30:41,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,130 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-02-08 14:30:41,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:41,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:41,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:41,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:41,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:41,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:41,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:41,145 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:41,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:41,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,153 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-02-08 14:30:41,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:41,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:41,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:41,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:41,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:41,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:41,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:41,179 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:30:41,189 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2025-02-08 14:30:41,189 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2025-02-08 14:30:41,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:41,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:41,192 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:41,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-02-08 14:30:41,193 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:30:41,204 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:30:41,204 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:30:41,204 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~1#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~n~1#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2025-02-08 14:30:41,210 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 [2025-02-08 14:30:41,233 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2025-02-08 14:30:41,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:41,251 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:30:41,257 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:30:41,257 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,257 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:41,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:30:41,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:41,264 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:30:41,266 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:30:41,266 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:41,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-08 14:30:41,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:41,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:41,267 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-02-08 14:30:41,267 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 25 transitions. cyclomatic complexity: 14 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) [2025-02-08 14:30:41,273 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 25 transitions. cyclomatic complexity: 14. 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 16 states and 27 transitions. Complement of second has 3 states. [2025-02-08 14:30:41,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-02-08 14:30:41,273 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) [2025-02-08 14:30:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 9 transitions. [2025-02-08 14:30:41,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 9 transitions. Stem has 5 letters. Loop has 1 letters. [2025-02-08 14:30:41,274 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:41,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 9 transitions. Stem has 6 letters. Loop has 1 letters. [2025-02-08 14:30:41,274 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:41,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 9 transitions. Stem has 5 letters. Loop has 2 letters. [2025-02-08 14:30:41,274 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:41,274 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 27 transitions. [2025-02-08 14:30:41,274 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-02-08 14:30:41,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 27 transitions. [2025-02-08 14:30:41,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2025-02-08 14:30:41,275 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2025-02-08 14:30:41,275 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 27 transitions. [2025-02-08 14:30:41,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:30:41,275 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 27 transitions. [2025-02-08 14:30:41,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 27 transitions. [2025-02-08 14:30:41,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2025-02-08 14:30:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.6875) internal successors, (27), 15 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 27 transitions. [2025-02-08 14:30:41,276 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 27 transitions. [2025-02-08 14:30:41,276 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 27 transitions. [2025-02-08 14:30:41,276 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-08 14:30:41,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 27 transitions. [2025-02-08 14:30:41,276 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-02-08 14:30:41,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:41,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:41,276 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:30:41,276 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-08 14:30:41,277 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~1#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~n~1#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~pre2#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1;" "assume 0 != cstrlcpy_~n~0#1 % 4294967296;" [2025-02-08 14:30:41,277 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1;" "assume 0 != cstrlcpy_#t~pre2#1 % 4294967296;havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int#1(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int#0(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1);" "assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1;" [2025-02-08 14:30:41,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:41,277 INFO L85 PathProgramCache]: Analyzing trace with hash 76184824, now seen corresponding path program 1 times [2025-02-08 14:30:41,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:41,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167202742] [2025-02-08 14:30:41,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:41,282 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-08 14:30:41,300 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-08 14:30:41,300 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,301 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,301 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:41,302 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-08 14:30:41,309 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-08 14:30:41,309 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,309 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:41,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:41,337 INFO L85 PathProgramCache]: Analyzing trace with hash 47629, now seen corresponding path program 1 times [2025-02-08 14:30:41,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:41,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703699095] [2025-02-08 14:30:41,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:41,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:41,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:41,345 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:30:41,356 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:30:41,359 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,359 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,359 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:41,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:30:41,368 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:30:41,371 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,371 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:41,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:41,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1879377334, now seen corresponding path program 1 times [2025-02-08 14:30:41,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:41,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165914310] [2025-02-08 14:30:41,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:41,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:41,393 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 14:30:41,420 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 14:30:41,420 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,420 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:41,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:41,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:30:41,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165914310] [2025-02-08 14:30:41,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165914310] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:30:41,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 14:30:41,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-08 14:30:41,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620050246] [2025-02-08 14:30:41,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:30:41,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:30:41,675 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 14:30:41,675 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-08 14:30:41,675 INFO L87 Difference]: Start difference. First operand 16 states and 27 transitions. cyclomatic complexity: 15 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:41,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:30:41,706 INFO L93 Difference]: Finished difference Result 19 states and 29 transitions. [2025-02-08 14:30:41,706 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 29 transitions. [2025-02-08 14:30:41,707 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-02-08 14:30:41,707 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 29 transitions. [2025-02-08 14:30:41,707 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2025-02-08 14:30:41,707 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2025-02-08 14:30:41,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 29 transitions. [2025-02-08 14:30:41,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:30:41,707 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 29 transitions. [2025-02-08 14:30:41,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 29 transitions. [2025-02-08 14:30:41,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2025-02-08 14:30:41,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 18 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:41,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 29 transitions. [2025-02-08 14:30:41,708 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 29 transitions. [2025-02-08 14:30:41,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 14:30:41,710 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 29 transitions. [2025-02-08 14:30:41,710 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-02-08 14:30:41,710 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 29 transitions. [2025-02-08 14:30:41,710 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-02-08 14:30:41,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:41,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:41,711 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:30:41,711 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-08 14:30:41,711 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~1#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~n~1#1 - 1;havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet14#1;main_#t~post15#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1;" "assume !(main_~i~1#1 < main_~n~1#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~pre2#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1;" "assume 0 != cstrlcpy_~n~0#1 % 4294967296;" [2025-02-08 14:30:41,711 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1;" "assume 0 != cstrlcpy_#t~pre2#1 % 4294967296;havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int#1(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int#0(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1);" "assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1;" [2025-02-08 14:30:41,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:41,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1933236709, now seen corresponding path program 1 times [2025-02-08 14:30:41,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:41,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541496563] [2025-02-08 14:30:41,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:41,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:41,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:30:41,729 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:30:41,729 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,729 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,729 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:41,735 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:30:41,741 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:30:41,741 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,741 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,743 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:41,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:41,743 INFO L85 PathProgramCache]: Analyzing trace with hash 47629, now seen corresponding path program 2 times [2025-02-08 14:30:41,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:41,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494543749] [2025-02-08 14:30:41,743 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:30:41,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:41,747 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:30:41,749 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:30:41,749 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 14:30:41,749 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,749 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:41,750 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:30:41,752 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:30:41,752 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,752 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:41,753 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:41,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:41,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1838307917, now seen corresponding path program 1 times [2025-02-08 14:30:41,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:41,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699796725] [2025-02-08 14:30:41,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:41,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:41,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-08 14:30:41,767 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-08 14:30:41,767 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:41,767 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-08 14:30:41,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:30:41,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699796725] [2025-02-08 14:30:41,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699796725] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:30:41,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 14:30:41,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-08 14:30:41,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502926401] [2025-02-08 14:30:41,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:30:42,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:30:42,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-08 14:30:42,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-02-08 14:30:42,069 INFO L87 Difference]: Start difference. First operand 19 states and 29 transitions. cyclomatic complexity: 14 Second operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 7 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) [2025-02-08 14:30:42,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:30:42,098 INFO L93 Difference]: Finished difference Result 31 states and 46 transitions. [2025-02-08 14:30:42,098 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 46 transitions. [2025-02-08 14:30:42,098 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-02-08 14:30:42,099 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 46 transitions. [2025-02-08 14:30:42,099 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2025-02-08 14:30:42,099 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2025-02-08 14:30:42,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 46 transitions. [2025-02-08 14:30:42,099 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:30:42,099 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 46 transitions. [2025-02-08 14:30:42,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 46 transitions. [2025-02-08 14:30:42,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 25. [2025-02-08 14:30:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.56) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 39 transitions. [2025-02-08 14:30:42,103 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 39 transitions. [2025-02-08 14:30:42,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-08 14:30:42,104 INFO L432 stractBuchiCegarLoop]: Abstraction has 25 states and 39 transitions. [2025-02-08 14:30:42,104 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-02-08 14:30:42,104 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 39 transitions. [2025-02-08 14:30:42,104 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-02-08 14:30:42,104 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:42,104 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:42,104 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:30:42,104 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-08 14:30:42,104 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~1#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length~0#1 - 1;havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~n~1#1 - 1;havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet14#1;main_#t~post15#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1;" "assume !(main_~i~1#1 < main_~n~1#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~pre2#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1;" "assume 0 != cstrlcpy_~n~0#1 % 4294967296;" [2025-02-08 14:30:42,104 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1;" "assume 0 != cstrlcpy_#t~pre2#1 % 4294967296;havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int#1(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int#0(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1);" "assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1;" [2025-02-08 14:30:42,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:42,107 INFO L85 PathProgramCache]: Analyzing trace with hash 200158520, now seen corresponding path program 1 times [2025-02-08 14:30:42,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:42,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999674531] [2025-02-08 14:30:42,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:42,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:42,111 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:30:42,118 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:30:42,118 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:42,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:42,118 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:42,119 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:30:42,124 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:30:42,124 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:42,124 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:42,126 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:42,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:42,127 INFO L85 PathProgramCache]: Analyzing trace with hash 47629, now seen corresponding path program 3 times [2025-02-08 14:30:42,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:42,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417197801] [2025-02-08 14:30:42,127 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-08 14:30:42,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:42,131 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:30:42,133 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:30:42,133 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-02-08 14:30:42,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:42,133 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:42,134 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:30:42,135 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:30:42,135 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:42,135 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:42,136 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:42,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:42,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1507880310, now seen corresponding path program 1 times [2025-02-08 14:30:42,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:42,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020150069] [2025-02-08 14:30:42,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:42,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:42,147 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-02-08 14:30:42,155 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-02-08 14:30:42,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:42,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:42,155 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:42,157 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-02-08 14:30:42,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-02-08 14:30:42,164 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:42,164 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:42,166 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:42,917 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:30:42,917 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:30:42,917 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:30:42,917 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:30:42,917 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:30:42,917 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:42,917 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:30:42,917 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:30:42,917 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration5_Lasso [2025-02-08 14:30:42,917 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:30:42,918 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:30:42,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:42,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:30:43,583 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:30:43,586 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:30:43,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,587 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-02-08 14:30:43,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-02-08 14:30:43,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,610 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-02-08 14:30:43,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,624 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,629 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:43,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,631 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-02-08 14:30:43,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,644 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-02-08 14:30:43,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,653 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-02-08 14:30:43,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-02-08 14:30:43,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,678 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) [2025-02-08 14:30:43,679 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 [2025-02-08 14:30:43,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,691 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,697 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 [2025-02-08 14:30:43,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,699 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) [2025-02-08 14:30:43,700 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 [2025-02-08 14:30:43,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,712 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,719 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 [2025-02-08 14:30:43,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,722 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) [2025-02-08 14:30:43,722 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 [2025-02-08 14:30:43,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,735 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,740 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-02-08 14:30:43,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,742 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-02-08 14:30:43,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:43,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:43,760 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,766 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-02-08 14:30:43,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,768 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-02-08 14:30:43,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:43,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,794 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-02-08 14:30:43,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,807 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:43,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,814 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-02-08 14:30:43,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:43,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:43,830 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,835 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 [2025-02-08 14:30:43,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,837 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-02-08 14:30:43,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,850 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,860 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 [2025-02-08 14:30:43,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,862 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-02-08 14:30:43,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:30:43,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:30:43,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:30:43,878 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:30:43,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:43,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,887 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-02-08 14:30:43,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:30:43,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:30:43,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:30:43,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:30:43,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:30:43,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:30:43,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:30:43,917 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:30:43,934 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2025-02-08 14:30:43,934 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-02-08 14:30:43,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:30:43,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:43,936 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:30:43,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-02-08 14:30:43,938 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:30:43,949 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:30:43,949 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:30:43,949 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3, ULTIMATE.start_cstrlcpy_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3 - 1*ULTIMATE.start_cstrlcpy_~s~0#1.offset Supporting invariants [] [2025-02-08 14:30:43,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:43,978 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2025-02-08 14:30:43,981 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-02-08 14:30:43,985 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-02-08 14:30:43,985 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2025-02-08 14:30:44,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:44,029 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:30:44,038 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:30:44,038 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,039 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:44,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-08 14:30:44,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:44,077 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:30:44,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:30:44,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:44,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-02-08 14:30:44,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:44,128 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2025-02-08 14:30:44,132 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 39 transitions. cyclomatic complexity: 19 Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 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) [2025-02-08 14:30:44,171 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 39 transitions. cyclomatic complexity: 19. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 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) Result 40 states and 61 transitions. Complement of second has 6 states. [2025-02-08 14:30:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2025-02-08 14:30:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 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) [2025-02-08 14:30:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 28 transitions. [2025-02-08 14:30:44,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 9 letters. Loop has 3 letters. [2025-02-08 14:30:44,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:44,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 12 letters. Loop has 3 letters. [2025-02-08 14:30:44,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:44,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 9 letters. Loop has 6 letters. [2025-02-08 14:30:44,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:30:44,173 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 61 transitions. [2025-02-08 14:30:44,174 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:30:44,174 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 16 states and 23 transitions. [2025-02-08 14:30:44,174 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2025-02-08 14:30:44,174 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-02-08 14:30:44,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 23 transitions. [2025-02-08 14:30:44,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:30:44,174 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-02-08 14:30:44,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 23 transitions. [2025-02-08 14:30:44,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 13. [2025-02-08 14:30:44,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:44,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 19 transitions. [2025-02-08 14:30:44,175 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 19 transitions. [2025-02-08 14:30:44,175 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 19 transitions. [2025-02-08 14:30:44,176 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-02-08 14:30:44,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 19 transitions. [2025-02-08 14:30:44,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:30:44,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:44,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:44,176 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:30:44,176 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:30:44,176 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~1#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~n~1#1 - 1;havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet14#1;main_#t~post15#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1;" "assume !(main_~i~1#1 < main_~n~1#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~pre2#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1;" "assume !(0 != cstrlcpy_~n~0#1 % 4294967296);" "assume 0 == cstrlcpy_~n~0#1 % 4294967296;" "assume !(0 != cstrlcpy_~siz#1 % 4294967296);" [2025-02-08 14:30:44,177 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int#1(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1);" "assume 0 != cstrlcpy_#t~mem7#1;havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1;" [2025-02-08 14:30:44,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:44,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1880363099, now seen corresponding path program 1 times [2025-02-08 14:30:44,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:44,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220100614] [2025-02-08 14:30:44,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:44,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:44,183 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 14:30:44,192 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 14:30:44,192 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,192 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:44,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:44,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:30:44,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220100614] [2025-02-08 14:30:44,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220100614] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 14:30:44,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859255271] [2025-02-08 14:30:44,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:44,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 14:30:44,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:44,321 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 14:30:44,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2025-02-08 14:30:44,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2025-02-08 14:30:44,359 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 14:30:44,369 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 14:30:44,369 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,369 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:44,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-02-08 14:30:44,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:44,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2025-02-08 14:30:44,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-02-08 14:30:44,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2025-02-08 14:30:44,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2025-02-08 14:30:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:44,451 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 14:30:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:44,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859255271] provided 1 perfect and 1 imperfect interpolant sequences [2025-02-08 14:30:44,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-02-08 14:30:44,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2025-02-08 14:30:44,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600051850] [2025-02-08 14:30:44,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:30:44,527 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-08 14:30:44,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:44,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1151, now seen corresponding path program 1 times [2025-02-08 14:30:44,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:44,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313586601] [2025-02-08 14:30:44,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:44,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:44,530 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:30:44,531 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:30:44,531 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:44,531 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:44,531 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:30:44,532 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:30:44,532 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,532 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:44,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:44,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:30:44,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 14:30:44,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2025-02-08 14:30:44,565 INFO L87 Difference]: Start difference. First operand 13 states and 19 transitions. cyclomatic complexity: 9 Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:44,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:30:44,601 INFO L93 Difference]: Finished difference Result 14 states and 19 transitions. [2025-02-08 14:30:44,601 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 19 transitions. [2025-02-08 14:30:44,601 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:30:44,601 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 19 transitions. [2025-02-08 14:30:44,601 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2025-02-08 14:30:44,601 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-02-08 14:30:44,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 19 transitions. [2025-02-08 14:30:44,601 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:30:44,601 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2025-02-08 14:30:44,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 19 transitions. [2025-02-08 14:30:44,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2025-02-08 14:30:44,602 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) [2025-02-08 14:30:44,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2025-02-08 14:30:44,602 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2025-02-08 14:30:44,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 14:30:44,603 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2025-02-08 14:30:44,603 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-02-08 14:30:44,603 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2025-02-08 14:30:44,603 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:30:44,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:30:44,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:30:44,603 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:30:44,603 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:30:44,603 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~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~post15#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~1#1 < 1);" "call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~n~1#1 - 1;havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet14#1;main_#t~post15#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1;" "assume !(main_~i~1#1 < main_~n~1#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~pre2#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1;" "assume !(0 != cstrlcpy_~n~0#1 % 4294967296);" "assume 0 == cstrlcpy_~n~0#1 % 4294967296;" "assume 0 != cstrlcpy_~siz#1 % 4294967296;call write~int#0(0, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, 1);" [2025-02-08 14:30:44,603 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int#1(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1);" "assume 0 != cstrlcpy_#t~mem7#1;havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1;" [2025-02-08 14:30:44,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:44,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1880363098, now seen corresponding path program 1 times [2025-02-08 14:30:44,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:44,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113377527] [2025-02-08 14:30:44,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:44,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:44,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 14:30:44,615 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 14:30:44,615 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,615 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:30:44,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:30:44,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113377527] [2025-02-08 14:30:44,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113377527] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 14:30:44,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8631716] [2025-02-08 14:30:44,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:30:44,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 14:30:44,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:30:44,671 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 14:30:44,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2025-02-08 14:30:44,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 14:30:44,727 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 14:30:44,727 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,727 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:30:44,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-08 14:30:44,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:30:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-08 14:30:44,742 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 14:30:44,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8631716] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:30:44,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 14:30:44,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2025-02-08 14:30:44,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846452116] [2025-02-08 14:30:44,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:30:44,742 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-08 14:30:44,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:30:44,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1151, now seen corresponding path program 2 times [2025-02-08 14:30:44,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:30:44,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679577990] [2025-02-08 14:30:44,743 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:30:44,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:30:44,745 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:30:44,746 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:30:44,746 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 14:30:44,746 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:44,746 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:30:44,747 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:30:44,747 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:30:44,747 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:30:44,747 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:30:44,748 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:30:44,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:30:44,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 14:30:44,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-02-08 14:30:44,781 INFO L87 Difference]: Start difference. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:30:44,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:30:44,790 INFO L93 Difference]: Finished difference Result 11 states and 15 transitions. [2025-02-08 14:30:44,790 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 15 transitions. [2025-02-08 14:30:44,790 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:30:44,790 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2025-02-08 14:30:44,790 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-08 14:30:44,790 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-08 14:30:44,790 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-08 14:30:44,790 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:30:44,790 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:30:44,790 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:30:44,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 14:30:44,791 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:30:44,791 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-02-08 14:30:44,791 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-08 14:30:44,791 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:30:44,791 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:30:44,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:30:44 BoogieIcfgContainer [2025-02-08 14:30:44,796 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:30:44,797 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:30:44,797 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:30:44,797 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:30:44,797 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:30:38" (3/4) ... [2025-02-08 14:30:44,799 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:30:44,799 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:30:44,800 INFO L158 Benchmark]: Toolchain (without parser) took 6872.06ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 122.4MB in the beginning and 211.9MB in the end (delta: -89.5MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2025-02-08 14:30:44,800 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 209.7MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:30:44,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.45ms. Allocated memory is still 167.8MB. Free memory was 122.4MB in the beginning and 105.5MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:30:44,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.86ms. Allocated memory is still 167.8MB. Free memory was 105.5MB in the beginning and 103.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:30:44,800 INFO L158 Benchmark]: Boogie Preprocessor took 33.24ms. Allocated memory is still 167.8MB. Free memory was 103.8MB in the beginning and 102.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:30:44,800 INFO L158 Benchmark]: IcfgBuilder took 286.93ms. Allocated memory is still 167.8MB. Free memory was 102.2MB in the beginning and 87.1MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:30:44,801 INFO L158 Benchmark]: BuchiAutomizer took 6198.62ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 87.1MB in the beginning and 215.3MB in the end (delta: -128.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-02-08 14:30:44,801 INFO L158 Benchmark]: Witness Printer took 2.37ms. Allocated memory is still 335.5MB. Free memory was 215.3MB in the beginning and 211.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:30:44,801 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 209.7MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.45ms. Allocated memory is still 167.8MB. Free memory was 122.4MB in the beginning and 105.5MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.86ms. Allocated memory is still 167.8MB. Free memory was 105.5MB in the beginning and 103.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.24ms. Allocated memory is still 167.8MB. Free memory was 103.8MB in the beginning and 102.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 286.93ms. Allocated memory is still 167.8MB. Free memory was 102.2MB in the beginning and 87.1MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 6198.62ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 87.1MB in the beginning and 215.3MB in the end (delta: -128.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 2.37ms. Allocated memory is still 335.5MB. Free memory was 215.3MB in the beginning and 211.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (4 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * i) + length) and consists of 2 locations. One deterministic module has affine ranking function (n + ((long long) -1 * i)) and consists of 2 locations. One deterministic module has affine ranking function null and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.1s and 8 iterations. TraceHistogramMax:1. Analysis of lassos took 5.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 11 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 230 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 144 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 86 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU2 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital149 mio100 ax112 hnf100 lsp83 ukn77 mio100 lsp39 div175 bol100 ite100 ukn100 eq155 hnf94 smp69 dnf100 smp100 tf100 neg100 sie100 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! [2025-02-08 14:30:44,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Ended with exit code 0 [2025-02-08 14:30:45,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2025-02-08 14:30:45,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE