./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_25x0-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version fca748b1 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/recursive-simple/sum_25x0-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 8ec6e434f91e1569e6fad03794f07a751e615694ef413649174052dcc7984987 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 22:55:57,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 22:55:57,691 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-20 22:55:57,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 22:55:57,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 22:55:57,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 22:55:57,721 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 22:55:57,721 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 22:55:57,722 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 22:55:57,725 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 22:55:57,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 22:55:57,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 22:55:57,725 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 22:55:57,726 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-20 22:55:57,726 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-20 22:55:57,726 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-20 22:55:57,726 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-20 22:55:57,726 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-20 22:55:57,726 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-20 22:55:57,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 22:55:57,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-20 22:55:57,728 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 22:55:57,729 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 22:55:57,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 22:55:57,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 22:55:57,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-20 22:55:57,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-20 22:55:57,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-20 22:55:57,730 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 22:55:57,730 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-20 22:55:57,730 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 22:55:57,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 22:55:57,730 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-20 22:55:57,730 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 22:55:57,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 22:55:57,731 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 22:55:57,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 22:55:57,731 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 22:55:57,731 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-20 22:55:57,731 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ec6e434f91e1569e6fad03794f07a751e615694ef413649174052dcc7984987 [2024-11-20 22:55:57,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 22:55:57,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 22:55:57,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 22:55:57,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 22:55:57,966 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 22:55:57,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_25x0-1.c [2024-11-20 22:55:59,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 22:55:59,683 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 22:55:59,684 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_25x0-1.c [2024-11-20 22:55:59,690 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1830f8be1/c742f180f0b643749b490be06bb79568/FLAG32b3200f1 [2024-11-20 22:55:59,701 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1830f8be1/c742f180f0b643749b490be06bb79568 [2024-11-20 22:55:59,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 22:55:59,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 22:55:59,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 22:55:59,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 22:55:59,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 22:55:59,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6720f1ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59, skipping insertion in model container [2024-11-20 22:55:59,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,739 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 22:55:59,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 22:55:59,868 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 22:55:59,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 22:55:59,888 INFO L204 MainTranslator]: Completed translation [2024-11-20 22:55:59,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59 WrapperNode [2024-11-20 22:55:59,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 22:55:59,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 22:55:59,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 22:55:59,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 22:55:59,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,908 INFO L138 Inliner]: procedures = 12, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2024-11-20 22:55:59,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 22:55:59,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 22:55:59,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 22:55:59,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 22:55:59,915 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,916 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,922 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-20 22:55:59,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 22:55:59,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 22:55:59,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 22:55:59,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 22:55:59,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (1/1) ... [2024-11-20 22:55:59,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:55:59,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:55:59,953 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) [2024-11-20 22:55:59,965 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 [2024-11-20 22:56:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 22:56:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 22:56:00,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 22:56:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-11-20 22:56:00,004 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-11-20 22:56:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 22:56:00,050 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 22:56:00,051 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 22:56:00,154 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-20 22:56:00,155 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 22:56:00,163 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 22:56:00,163 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 22:56:00,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:56:00 BoogieIcfgContainer [2024-11-20 22:56:00,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 22:56:00,164 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-20 22:56:00,166 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-20 22:56:00,170 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-20 22:56:00,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-20 22:56:00,171 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:55:59" (1/3) ... [2024-11-20 22:56:00,172 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3aef0a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:56:00, skipping insertion in model container [2024-11-20 22:56:00,172 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-20 22:56:00,172 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:59" (2/3) ... [2024-11-20 22:56:00,172 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3aef0a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:56:00, skipping insertion in model container [2024-11-20 22:56:00,173 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-20 22:56:00,173 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:56:00" (3/3) ... [2024-11-20 22:56:00,174 INFO L332 chiAutomizerObserver]: Analyzing ICFG sum_25x0-1.c [2024-11-20 22:56:00,211 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-20 22:56:00,211 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-20 22:56:00,211 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-20 22:56:00,212 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-20 22:56:00,212 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-20 22:56:00,212 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-20 22:56:00,212 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-20 22:56:00,212 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-20 22:56:00,215 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 22:56:00,227 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-20 22:56:00,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-20 22:56:00,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-20 22:56:00,232 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-20 22:56:00,232 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-20 22:56:00,232 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-20 22:56:00,232 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 22:56:00,233 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-20 22:56:00,233 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-20 22:56:00,233 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-20 22:56:00,234 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-20 22:56:00,234 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-20 22:56:00,238 INFO L745 eck$LassoCheckResult]: Stem: 14#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);call #Ultimate.allocInit(12, 3); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~result~0#1;main_~a~0#1 := 25;main_~b~0#1 := 0; 2#L16true call main_#t~ret5#1 := sum(main_~a~0#1, main_~b~0#1);< 9#$Ultimate##0true [2024-11-20 22:56:00,238 INFO L747 eck$LassoCheckResult]: Loop: 9#$Ultimate##0true ~n := #in~n;~m := #in~m; 15#L6true assume !(~n <= 0); 13#L9true call #t~ret4 := sum(~n - 1, 1 + ~m);< 9#$Ultimate##0true [2024-11-20 22:56:00,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 22:56:00,242 INFO L85 PathProgramCache]: Analyzing trace with hash 29878, now seen corresponding path program 1 times [2024-11-20 22:56:00,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 22:56:00,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471064771] [2024-11-20 22:56:00,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 22:56:00,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 22:56:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 22:56:00,312 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-20 22:56:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 22:56:00,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-20 22:56:00,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 22:56:00,332 INFO L85 PathProgramCache]: Analyzing trace with hash 46806, now seen corresponding path program 1 times [2024-11-20 22:56:00,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 22:56:00,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587530041] [2024-11-20 22:56:00,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 22:56:00,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 22:56:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 22:56:00,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-20 22:56:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 22:56:00,341 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-20 22:56:00,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 22:56:00,342 INFO L85 PathProgramCache]: Analyzing trace with hash 890112513, now seen corresponding path program 1 times [2024-11-20 22:56:00,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 22:56:00,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079372464] [2024-11-20 22:56:00,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 22:56:00,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 22:56:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 22:56:00,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-20 22:56:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 22:56:00,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-20 22:56:00,464 INFO L204 LassoAnalysis]: Preferences: [2024-11-20 22:56:00,465 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-20 22:56:00,465 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-20 22:56:00,465 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-20 22:56:00,465 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-20 22:56:00,465 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,465 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-20 22:56:00,465 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-20 22:56:00,466 INFO L132 ssoRankerPreferences]: Filename of dumped script: sum_25x0-1.c_Iteration1_Loop [2024-11-20 22:56:00,466 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-20 22:56:00,466 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-20 22:56:00,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,550 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-20 22:56:00,550 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-20 22:56:00,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,555 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) [2024-11-20 22:56:00,557 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 [2024-11-20 22:56:00,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-20 22:56:00,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-20 22:56:00,575 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-20 22:56:00,576 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#t~ret4=0} Honda state: {sum_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-20 22:56:00,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-20 22:56:00,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,585 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) [2024-11-20 22:56:00,586 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 [2024-11-20 22:56:00,587 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-20 22:56:00,587 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-20 22:56:00,598 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-20 22:56:00,599 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#res=0} Honda state: {sum_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-20 22:56:00,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-20 22:56:00,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,608 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) [2024-11-20 22:56:00,610 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 [2024-11-20 22:56:00,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-20 22:56:00,611 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-20 22:56:00,623 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-20 22:56:00,623 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_~n=0} Honda state: {sum_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-20 22:56:00,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-20 22:56:00,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,632 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) [2024-11-20 22:56:00,633 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 [2024-11-20 22:56:00,635 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-20 22:56:00,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-20 22:56:00,651 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 [2024-11-20 22:56:00,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,654 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) [2024-11-20 22:56:00,655 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 [2024-11-20 22:56:00,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-20 22:56:00,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-20 22:56:00,710 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-20 22:56:00,721 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 [2024-11-20 22:56:00,723 INFO L204 LassoAnalysis]: Preferences: [2024-11-20 22:56:00,723 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-20 22:56:00,724 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-20 22:56:00,724 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-20 22:56:00,724 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-20 22:56:00,724 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,724 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-20 22:56:00,724 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-20 22:56:00,724 INFO L132 ssoRankerPreferences]: Filename of dumped script: sum_25x0-1.c_Iteration1_Loop [2024-11-20 22:56:00,724 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-20 22:56:00,724 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-20 22:56:00,725 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-20 22:56:00,800 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-20 22:56:00,804 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-20 22:56:00,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,811 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) [2024-11-20 22:56:00,818 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 [2024-11-20 22:56:00,819 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 [2024-11-20 22:56:00,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-20 22:56:00,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-20 22:56:00,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-20 22:56:00,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-20 22:56:00,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-20 22:56:00,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-20 22:56:00,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-20 22:56:00,834 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-20 22:56:00,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-20 22:56:00,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,842 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) [2024-11-20 22:56:00,843 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 [2024-11-20 22:56:00,844 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 [2024-11-20 22:56:00,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-20 22:56:00,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-20 22:56:00,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-20 22:56:00,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-20 22:56:00,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-20 22:56:00,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-20 22:56:00,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-20 22:56:00,860 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-20 22:56:00,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-20 22:56:00,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,867 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) [2024-11-20 22:56:00,869 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 [2024-11-20 22:56:00,870 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 [2024-11-20 22:56:00,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-20 22:56:00,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-20 22:56:00,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-20 22:56:00,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-20 22:56:00,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-20 22:56:00,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-20 22:56:00,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-20 22:56:00,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-20 22:56:00,892 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 [2024-11-20 22:56:00,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,894 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) [2024-11-20 22:56:00,895 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 [2024-11-20 22:56:00,898 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 [2024-11-20 22:56:00,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-20 22:56:00,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-20 22:56:00,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-20 22:56:00,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-20 22:56:00,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-20 22:56:00,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-20 22:56:00,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-20 22:56:00,914 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-20 22:56:00,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-20 22:56:00,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,924 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) [2024-11-20 22:56:00,926 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 [2024-11-20 22:56:00,927 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 [2024-11-20 22:56:00,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-20 22:56:00,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-20 22:56:00,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-20 22:56:00,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-20 22:56:00,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-20 22:56:00,940 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-20 22:56:00,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-20 22:56:00,942 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-20 22:56:00,945 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-20 22:56:00,945 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-20 22:56:00,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-20 22:56:00,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 22:56:00,948 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) [2024-11-20 22:56:00,950 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 [2024-11-20 22:56:00,950 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-20 22:56:00,950 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-20 22:56:00,951 INFO L474 LassoAnalysis]: Proved termination. [2024-11-20 22:56:00,951 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(sum_#in~n) = 1*sum_#in~n Supporting invariants [] [2024-11-20 22:56:00,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-20 22:56:00,960 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-20 22:56:00,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 22:56:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 22:56:00,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-20 22:56:00,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 22:56:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 22:56:01,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 22:56:01,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 22:56:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 22:56:01,091 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 [2024-11-20 22:56:01,092 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 [2024-11-20 22:56:01,097 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 22:56:01,179 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 36 transitions. Complement of second has 16 states. [2024-11-20 22:56:01,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-20 22:56:01,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 22:56:01,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 8 transitions. [2024-11-20 22:56:01,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 3 letters. Loop has 3 letters. [2024-11-20 22:56:01,186 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-20 22:56:01,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-20 22:56:01,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-20 22:56:01,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 3 letters. Loop has 6 letters. [2024-11-20 22:56:01,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-20 22:56:01,187 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 36 transitions. [2024-11-20 22:56:01,189 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-20 22:56:01,191 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 0 states and 0 transitions. [2024-11-20 22:56:01,191 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-20 22:56:01,192 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-20 22:56:01,192 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-20 22:56:01,192 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-20 22:56:01,192 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-20 22:56:01,192 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-20 22:56:01,192 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-20 22:56:01,192 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-20 22:56:01,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-20 22:56:01,193 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-20 22:56:01,193 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-20 22:56:01,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:56:01 BoogieIcfgContainer [2024-11-20 22:56:01,198 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-20 22:56:01,198 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-20 22:56:01,198 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-20 22:56:01,199 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-20 22:56:01,199 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:56:00" (3/4) ... [2024-11-20 22:56:01,201 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-20 22:56:01,202 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-20 22:56:01,202 INFO L158 Benchmark]: Toolchain (without parser) took 1498.21ms. Allocated memory is still 207.6MB. Free memory was 139.1MB in the beginning and 170.5MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 22:56:01,202 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 22:56:01,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.94ms. Allocated memory is still 207.6MB. Free memory was 138.9MB in the beginning and 127.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-20 22:56:01,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.81ms. Allocated memory is still 207.6MB. Free memory was 127.2MB in the beginning and 125.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 22:56:01,205 INFO L158 Benchmark]: Boogie Preprocessor took 18.34ms. Allocated memory is still 207.6MB. Free memory was 125.8MB in the beginning and 124.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-20 22:56:01,205 INFO L158 Benchmark]: RCFGBuilder took 236.67ms. Allocated memory is still 207.6MB. Free memory was 124.3MB in the beginning and 178.7MB in the end (delta: -54.4MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2024-11-20 22:56:01,206 INFO L158 Benchmark]: BuchiAutomizer took 1033.55ms. Allocated memory is still 207.6MB. Free memory was 178.7MB in the beginning and 170.5MB in the end (delta: 8.3MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-11-20 22:56:01,206 INFO L158 Benchmark]: Witness Printer took 3.40ms. Allocated memory is still 207.6MB. Free memory is still 170.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 22:56:01,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.94ms. Allocated memory is still 207.6MB. Free memory was 138.9MB in the beginning and 127.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.81ms. Allocated memory is still 207.6MB. Free memory was 127.2MB in the beginning and 125.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.34ms. Allocated memory is still 207.6MB. Free memory was 125.8MB in the beginning and 124.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 236.67ms. Allocated memory is still 207.6MB. Free memory was 124.3MB in the beginning and 178.7MB in the end (delta: -54.4MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 1033.55ms. Allocated memory is still 207.6MB. Free memory was 178.7MB in the beginning and 170.5MB in the end (delta: 8.3MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Witness Printer took 3.40ms. Allocated memory is still 207.6MB. Free memory is still 170.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 5 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp66 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 29ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-20 22:56:01,229 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