./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ce057761c66e7025e367ba93d275e71dea4e6dc273a0ba7c5cecd0f774a5d453 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 23:53:54,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 23:53:54,371 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-24 23:53:54,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 23:53:54,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 23:53:54,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 23:53:54,403 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 23:53:54,403 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 23:53:54,404 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 23:53:54,404 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 23:53:54,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 23:53:54,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 23:53:54,405 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 23:53:54,407 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-24 23:53:54,407 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-24 23:53:54,407 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-24 23:53:54,407 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-24 23:53:54,408 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-24 23:53:54,408 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-24 23:53:54,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 23:53:54,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-24 23:53:54,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 23:53:54,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 23:53:54,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-24 23:53:54,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-24 23:53:54,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-24 23:53:54,412 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 23:53:54,412 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 23:53:54,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 23:53:54,412 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-24 23:53:54,413 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 23:53:54,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 23:53:54,413 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 23:53:54,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 23:53:54,413 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 23:53:54,414 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-24 23:53:54,414 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce057761c66e7025e367ba93d275e71dea4e6dc273a0ba7c5cecd0f774a5d453 [2024-10-24 23:53:54,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 23:53:54,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 23:53:54,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 23:53:54,611 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 23:53:54,612 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 23:53:54,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i [2024-10-24 23:53:55,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 23:53:55,972 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 23:53:55,972 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i [2024-10-24 23:53:55,983 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97d42e0c3/aff2706870304fcaa607d497fe7c6f05/FLAG7210fcbed [2024-10-24 23:53:55,996 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97d42e0c3/aff2706870304fcaa607d497fe7c6f05 [2024-10-24 23:53:55,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 23:53:55,999 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 23:53:56,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 23:53:56,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 23:53:56,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 23:53:56,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:53:55" (1/1) ... [2024-10-24 23:53:56,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a716b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56, skipping insertion in model container [2024-10-24 23:53:56,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:53:55" (1/1) ... [2024-10-24 23:53:56,043 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 23:53:56,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:53:56,260 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 23:53:56,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:53:56,354 INFO L204 MainTranslator]: Completed translation [2024-10-24 23:53:56,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56 WrapperNode [2024-10-24 23:53:56,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 23:53:56,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 23:53:56,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 23:53:56,356 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 23:53:56,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,381 INFO L138 Inliner]: procedures = 111, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2024-10-24 23:53:56,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 23:53:56,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 23:53:56,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 23:53:56,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 23:53:56,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,394 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,401 INFO L175 MemorySlicer]: Split 10 memory accesses to 3 slices as follows [2, 4, 4]. 40 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 5 writes are split as follows [1, 2, 2]. [2024-10-24 23:53:56,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 23:53:56,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 23:53:56,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 23:53:56,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 23:53:56,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (1/1) ... [2024-10-24 23:53:56,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:56,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:56,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:56,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-24 23:53:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 23:53:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 23:53:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 23:53:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 23:53:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 23:53:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 23:53:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 23:53:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 23:53:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 23:53:56,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 23:53:56,549 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 23:53:56,550 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 23:53:56,660 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-24 23:53:56,660 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 23:53:56,674 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 23:53:56,675 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-24 23:53:56,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:53:56 BoogieIcfgContainer [2024-10-24 23:53:56,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 23:53:56,676 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-24 23:53:56,676 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-24 23:53:56,680 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-24 23:53:56,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-24 23:53:56,681 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 24.10 11:53:55" (1/3) ... [2024-10-24 23:53:56,682 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4055c0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.10 11:53:56, skipping insertion in model container [2024-10-24 23:53:56,682 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-24 23:53:56,682 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:56" (2/3) ... [2024-10-24 23:53:56,682 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4055c0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.10 11:53:56, skipping insertion in model container [2024-10-24 23:53:56,682 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-24 23:53:56,682 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:53:56" (3/3) ... [2024-10-24 23:53:56,684 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.16-alloca.i [2024-10-24 23:53:56,730 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-24 23:53:56,730 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-24 23:53:56,730 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-24 23:53:56,731 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-24 23:53:56,731 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-24 23:53:56,731 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-24 23:53:56,731 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-24 23:53:56,732 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-24 23:53:56,736 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:56,749 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-24 23:53:56,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:56,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:56,754 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-24 23:53:56,754 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-24 23:53:56,754 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-24 23:53:56,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:56,756 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-24 23:53:56,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:56,757 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:56,757 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-24 23:53:56,757 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-24 23:53:56,764 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~ret12#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet10#1, main_#t~nondet11#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 4#L555-3true [2024-10-24 23:53:56,764 INFO L747 eck$LassoCheckResult]: Loop: 4#L555-3true call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 12#L555-1true assume !!(test_fun_#t~mem5#1 > 0);havoc test_fun_#t~mem5#1; 6#L556-3true assume !true; 2#L556-4true call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem8#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 4#L555-3true [2024-10-24 23:53:56,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:56,771 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-24 23:53:56,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:56,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076307916] [2024-10-24 23:53:56,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:56,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:56,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:56,940 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:56,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:56,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1144360, now seen corresponding path program 1 times [2024-10-24 23:53:56,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:56,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599753968] [2024-10-24 23:53:56,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:56,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:56,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:56,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:53:56,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599753968] [2024-10-24 23:53:56,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599753968] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:53:56,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:53:56,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:53:56,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477043371] [2024-10-24 23:53:56,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:53:56,987 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-24 23:53:56,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:53:57,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 23:53:57,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 23:53:57,009 INFO L87 Difference]: Start difference. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:57,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:53:57,016 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2024-10-24 23:53:57,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2024-10-24 23:53:57,018 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-24 23:53:57,019 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 7 states and 8 transitions. [2024-10-24 23:53:57,020 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-10-24 23:53:57,020 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-10-24 23:53:57,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 8 transitions. [2024-10-24 23:53:57,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-24 23:53:57,022 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-10-24 23:53:57,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 8 transitions. [2024-10-24 23:53:57,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-10-24 23:53:57,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 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) [2024-10-24 23:53:57,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2024-10-24 23:53:57,040 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-10-24 23:53:57,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 23:53:57,043 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-10-24 23:53:57,043 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-24 23:53:57,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2024-10-24 23:53:57,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-24 23:53:57,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:57,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:57,044 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-24 23:53:57,044 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-24 23:53:57,046 INFO L745 eck$LassoCheckResult]: Stem: 37#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 38#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~ret12#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet10#1, main_#t~nondet11#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 33#L555-3 [2024-10-24 23:53:57,046 INFO L747 eck$LassoCheckResult]: Loop: 33#L555-3 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 34#L555-1 assume !!(test_fun_#t~mem5#1 > 0);havoc test_fun_#t~mem5#1; 35#L556-3 call test_fun_#t~mem6#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 36#L556-1 assume !(test_fun_#t~mem6#1 > 0);havoc test_fun_#t~mem6#1; 32#L556-4 call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem8#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 33#L555-3 [2024-10-24 23:53:57,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:57,046 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-10-24 23:53:57,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:57,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237749754] [2024-10-24 23:53:57,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:57,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:57,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:57,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:57,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:57,116 INFO L85 PathProgramCache]: Analyzing trace with hash 35468273, now seen corresponding path program 1 times [2024-10-24 23:53:57,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:57,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424362154] [2024-10-24 23:53:57,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:57,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:57,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:57,139 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:57,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:57,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907759, now seen corresponding path program 1 times [2024-10-24 23:53:57,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:57,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890915808] [2024-10-24 23:53:57,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:57,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:57,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:57,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:57,773 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:57,774 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:57,774 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:57,774 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:57,774 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:57,774 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:57,774 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:57,775 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:57,775 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.16-alloca.i_Iteration2_Lasso [2024-10-24 23:53:57,775 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:57,775 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:57,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:57,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:57,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:58,315 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:58,318 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:58,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,324 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:58,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-24 23:53:58,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:58,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:58,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:58,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:58,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:58,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:58,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:58,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:58,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:58,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,360 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-24 23:53:58,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:58,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:58,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:58,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:58,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:58,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:58,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:58,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:58,376 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:58,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-24 23:53:58,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,389 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-24 23:53:58,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:58,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:58,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:58,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:58,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:58,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:58,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:58,413 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:58,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:58,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,426 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-24 23:53:58,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:58,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:58,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:58,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:58,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:58,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:58,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:58,443 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:58,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:58,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,454 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-24 23:53:58,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:58,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:58,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:58,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:58,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:58,471 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:58,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:58,476 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:58,487 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-24 23:53:58,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,488 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-24 23:53:58,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:58,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:58,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:58,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:58,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:58,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:58,508 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:58,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:58,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-24 23:53:58,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,527 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-24 23:53:58,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:58,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:58,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:58,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:58,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:58,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:58,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:58,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:58,542 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:53:58,546 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-24 23:53:58,547 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-10-24 23:53:58,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:58,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:58,549 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:58,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-24 23:53:58,555 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:53:58,555 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-24 23:53:58,555 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:53:58,555 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 Supporting invariants [] [2024-10-24 23:53:58,566 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-24 23:53:58,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-24 23:53:58,631 INFO L156 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2024-10-24 23:53:58,636 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-10-24 23:53:58,636 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-10-24 23:53:58,636 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2024-10-24 23:53:58,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:58,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 23:53:58,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:58,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 23:53:58,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:58,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:58,731 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-10-24 23:53:58,733 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:58,770 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 15 transitions. Complement of second has 6 states. [2024-10-24 23:53:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2024-10-24 23:53:58,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 5 letters. [2024-10-24 23:53:58,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:58,775 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 7 letters. Loop has 5 letters. [2024-10-24 23:53:58,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:58,775 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 10 letters. [2024-10-24 23:53:58,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:58,775 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 15 transitions. [2024-10-24 23:53:58,776 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-24 23:53:58,777 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 11 states and 14 transitions. [2024-10-24 23:53:58,778 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2024-10-24 23:53:58,778 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2024-10-24 23:53:58,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2024-10-24 23:53:58,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-24 23:53:58,779 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-10-24 23:53:58,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2024-10-24 23:53:58,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-10-24 23:53:58,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2024-10-24 23:53:58,780 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-10-24 23:53:58,780 INFO L425 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-10-24 23:53:58,780 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-24 23:53:58,780 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2024-10-24 23:53:58,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-24 23:53:58,781 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:58,781 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:58,782 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-10-24 23:53:58,782 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-24 23:53:58,782 INFO L745 eck$LassoCheckResult]: Stem: 184#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 185#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~ret12#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet10#1, main_#t~nondet11#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 177#L555-3 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 179#L555-1 assume !!(test_fun_#t~mem5#1 > 0);havoc test_fun_#t~mem5#1; 180#L556-3 [2024-10-24 23:53:58,782 INFO L747 eck$LassoCheckResult]: Loop: 180#L556-3 call test_fun_#t~mem6#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 181#L556-1 assume !!(test_fun_#t~mem6#1 > 0);havoc test_fun_#t~mem6#1;call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem7#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem7#1; 180#L556-3 [2024-10-24 23:53:58,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:58,785 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2024-10-24 23:53:58,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:58,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387048244] [2024-10-24 23:53:58,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:58,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:58,805 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:58,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:58,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:58,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1510, now seen corresponding path program 1 times [2024-10-24 23:53:58,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:58,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796413969] [2024-10-24 23:53:58,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:58,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:58,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:58,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:58,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:58,824 INFO L85 PathProgramCache]: Analyzing trace with hash 889571341, now seen corresponding path program 1 times [2024-10-24 23:53:58,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:58,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964234043] [2024-10-24 23:53:58,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:58,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:58,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:58,864 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:59,353 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:59,353 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:59,353 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:59,353 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:59,354 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:59,354 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,354 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:59,354 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:59,354 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.16-alloca.i_Iteration3_Lasso [2024-10-24 23:53:59,354 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:59,354 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:59,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,623 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,626 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:59,830 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:59,830 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:59,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:59,834 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:59,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-24 23:53:59,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:59,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:59,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:59,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:59,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:59,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:59,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:59,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:59,849 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:59,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:59,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:59,860 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:59,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-24 23:53:59,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:59,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:59,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:59,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:59,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:59,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:59,872 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:59,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:59,873 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:59,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:59,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:59,885 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:59,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-24 23:53:59,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:59,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:59,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:59,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:59,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:59,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:59,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:59,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:59,899 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:59,908 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-24 23:53:59,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:59,909 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:59,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-24 23:53:59,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:59,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:59,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:59,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:59,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:59,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:59,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:59,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:59,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:59,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:59,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:59,933 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:59,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-24 23:53:59,934 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 [2024-10-24 23:53:59,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:59,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:59,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:59,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:59,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:59,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:59,947 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:59,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:59,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:59,958 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:59,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-24 23:53:59,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:59,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:59,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:59,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:59,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:59,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:59,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:59,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:59,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:59,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:59,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:59,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:59,983 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:59,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-24 23:53:59,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:59,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:59,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:59,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:59,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:59,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:59,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:59,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:59,996 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,007 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-24 23:54:00,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,022 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,033 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-24 23:54:00,035 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 [2024-10-24 23:54:00,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:54:00,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:54:00,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:54:00,046 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,057 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-24 23:54:00,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,070 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,072 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,084 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-24 23:54:00,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,097 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,112 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-24 23:54:00,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,127 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-24 23:54:00,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,140 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-24 23:54:00,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,166 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-24 23:54:00,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,197 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-24 23:54:00,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,211 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,223 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-24 23:54:00,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,239 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,250 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-24 23:54:00,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,266 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,276 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-24 23:54:00,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,291 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-10-24 23:54:00,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,310 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-24 23:54:00,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:54:00,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,344 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-24 23:54:00,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:54:00,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:54:00,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:54:00,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:54:00,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:54:00,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:54:00,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:54:00,362 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:54:00,371 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-10-24 23:54:00,371 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-10-24 23:54:00,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:54:00,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:54:00,373 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:54:00,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-24 23:54:00,374 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:54:00,384 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-24 23:54:00,385 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:54:00,385 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_1 Supporting invariants [] [2024-10-24 23:54:00,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-24 23:54:00,428 INFO L156 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2024-10-24 23:54:00,429 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-10-24 23:54:00,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-10-24 23:54:00,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2024-10-24 23:54:00,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:54:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:54:00,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 23:54:00,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:54:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:54:00,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 23:54:00,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:54:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:54:00,502 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-24 23:54:00,502 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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) [2024-10-24 23:54:00,523 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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 25 states and 30 transitions. Complement of second has 7 states. [2024-10-24 23:54:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-24 23:54:00,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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) [2024-10-24 23:54:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2024-10-24 23:54:00,524 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-24 23:54:00,524 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:54:00,524 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 2 letters. [2024-10-24 23:54:00,524 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:54:00,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 4 letters. Loop has 4 letters. [2024-10-24 23:54:00,525 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:54:00,525 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2024-10-24 23:54:00,526 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-24 23:54:00,526 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2024-10-24 23:54:00,526 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-24 23:54:00,526 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-24 23:54:00,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-24 23:54:00,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-24 23:54:00,526 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 23:54:00,526 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 23:54:00,526 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 23:54:00,526 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-24 23:54:00,526 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-24 23:54:00,526 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-24 23:54:00,526 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-24 23:54:00,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 24.10 11:54:00 BoogieIcfgContainer [2024-10-24 23:54:00,531 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-24 23:54:00,532 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 23:54:00,532 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 23:54:00,532 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 23:54:00,532 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:53:56" (3/4) ... [2024-10-24 23:54:00,533 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 23:54:00,534 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 23:54:00,534 INFO L158 Benchmark]: Toolchain (without parser) took 4535.29ms. Allocated memory was 176.2MB in the beginning and 255.9MB in the end (delta: 79.7MB). Free memory was 106.7MB in the beginning and 127.4MB in the end (delta: -20.7MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2024-10-24 23:54:00,535 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 176.2MB. Free memory is still 134.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 23:54:00,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.14ms. Allocated memory is still 176.2MB. Free memory was 106.5MB in the beginning and 144.9MB in the end (delta: -38.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-10-24 23:54:00,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.29ms. Allocated memory is still 176.2MB. Free memory was 144.9MB in the beginning and 143.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 23:54:00,535 INFO L158 Benchmark]: Boogie Preprocessor took 26.90ms. Allocated memory is still 176.2MB. Free memory was 142.8MB in the beginning and 141.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 23:54:00,535 INFO L158 Benchmark]: RCFGBuilder took 265.86ms. Allocated memory is still 176.2MB. Free memory was 141.6MB in the beginning and 128.2MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-24 23:54:00,536 INFO L158 Benchmark]: BuchiAutomizer took 3855.53ms. Allocated memory was 176.2MB in the beginning and 255.9MB in the end (delta: 79.7MB). Free memory was 128.2MB in the beginning and 128.4MB in the end (delta: -189.9kB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2024-10-24 23:54:00,536 INFO L158 Benchmark]: Witness Printer took 2.28ms. Allocated memory is still 255.9MB. Free memory was 128.4MB in the beginning and 127.4MB in the end (delta: 925.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 23:54:00,537 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 176.2MB. Free memory is still 134.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.14ms. Allocated memory is still 176.2MB. Free memory was 106.5MB in the beginning and 144.9MB in the end (delta: -38.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.29ms. Allocated memory is still 176.2MB. Free memory was 144.9MB in the beginning and 143.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.90ms. Allocated memory is still 176.2MB. Free memory was 142.8MB in the beginning and 141.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 265.86ms. Allocated memory is still 176.2MB. Free memory was 141.6MB in the beginning and 128.2MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 3855.53ms. Allocated memory was 176.2MB in the beginning and 255.9MB in the end (delta: 79.7MB). Free memory was 128.2MB in the beginning and 128.4MB in the end (delta: -189.9kB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * Witness Printer took 2.28ms. Allocated memory is still 255.9MB. Free memory was 128.4MB in the beginning and 127.4MB in the end (delta: 925.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 25 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital203 mio100 ax108 hnf100 lsp91 ukn66 mio100 lsp28 div100 bol100 ite100 ukn100 eq163 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms 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! [2024-10-24 23:54:00,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-10-24 23:54:00,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE