./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/recursive/Addition02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/recursive/Addition02.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 12b38fa2e3d5fdbfa2e75fd7db8c6635c3a88ba468adc8c100051dd60d30a551 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 21:41:46,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 21:41:46,845 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-12 21:41:46,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 21:41:46,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 21:41:46,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 21:41:46,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 21:41:46,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 21:41:46,866 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 21:41:46,866 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 21:41:46,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 21:41:46,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 21:41:46,867 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 21:41:46,868 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-12 21:41:46,868 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-12 21:41:46,868 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-12 21:41:46,869 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-12 21:41:46,869 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-12 21:41:46,869 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-12 21:41:46,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 21:41:46,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-12 21:41:46,870 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 21:41:46,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 21:41:46,871 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 21:41:46,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 21:41:46,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-12 21:41:46,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-12 21:41:46,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-12 21:41:46,872 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 21:41:46,872 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 21:41:46,872 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 21:41:46,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 21:41:46,873 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-12 21:41:46,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 21:41:46,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 21:41:46,874 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 21:41:46,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 21:41:46,874 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 21:41:46,875 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-12 21:41:46,875 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12b38fa2e3d5fdbfa2e75fd7db8c6635c3a88ba468adc8c100051dd60d30a551 [2024-11-12 21:41:47,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 21:41:47,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 21:41:47,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 21:41:47,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 21:41:47,082 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 21:41:47,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition02.c [2024-11-12 21:41:48,506 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 21:41:48,672 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 21:41:48,673 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition02.c [2024-11-12 21:41:48,679 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c985e24af/6a3b09035f7c4d9b8f458ee9fb1ecdd8/FLAG45eb881bc [2024-11-12 21:41:49,073 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c985e24af/6a3b09035f7c4d9b8f458ee9fb1ecdd8 [2024-11-12 21:41:49,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 21:41:49,078 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 21:41:49,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 21:41:49,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 21:41:49,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 21:41:49,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@759925f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49, skipping insertion in model container [2024-11-12 21:41:49,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,100 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 21:41:49,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 21:41:49,305 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 21:41:49,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 21:41:49,332 INFO L204 MainTranslator]: Completed translation [2024-11-12 21:41:49,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49 WrapperNode [2024-11-12 21:41:49,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 21:41:49,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 21:41:49,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 21:41:49,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 21:41:49,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,357 INFO L138 Inliner]: procedures = 13, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2024-11-12 21:41:49,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 21:41:49,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 21:41:49,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 21:41:49,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 21:41:49,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,368 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,378 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]. [2024-11-12 21:41:49,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,386 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 21:41:49,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 21:41:49,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 21:41:49,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 21:41:49,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (1/1) ... [2024-11-12 21:41:49,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:49,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:49,442 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) [2024-11-12 21:41:49,447 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 [2024-11-12 21:41:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 21:41:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 21:41:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 21:41:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 21:41:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure addition [2024-11-12 21:41:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure addition [2024-11-12 21:41:49,642 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 21:41:49,644 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 21:41:49,813 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-12 21:41:49,814 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 21:41:49,831 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 21:41:49,832 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-12 21:41:49,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:41:49 BoogieIcfgContainer [2024-11-12 21:41:49,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 21:41:49,834 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-12 21:41:49,838 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-12 21:41:49,844 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-12 21:41:49,845 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:41:49,845 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 09:41:49" (1/3) ... [2024-11-12 21:41:49,846 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2128d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 09:41:49, skipping insertion in model container [2024-11-12 21:41:49,849 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:41:49,849 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:41:49" (2/3) ... [2024-11-12 21:41:49,850 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2128d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 09:41:49, skipping insertion in model container [2024-11-12 21:41:49,850 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:41:49,850 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:41:49" (3/3) ... [2024-11-12 21:41:49,851 INFO L332 chiAutomizerObserver]: Analyzing ICFG Addition02.c [2024-11-12 21:41:49,919 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2024-11-12 21:41:49,920 INFO L302 stractBuchiCegarLoop]: Hoare is None [2024-11-12 21:41:49,920 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-12 21:41:49,920 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-12 21:41:49,921 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-12 21:41:49,921 INFO L306 stractBuchiCegarLoop]: Difference is false [2024-11-12 21:41:49,921 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-12 21:41:49,921 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-12 21:41:49,925 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 21:41:49,958 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-12 21:41:49,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:41:49,958 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:41:49,965 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-12 21:41:49,965 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-12 21:41:49,965 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-12 21:41:49,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 21:41:49,969 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-12 21:41:49,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:41:49,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:41:49,970 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-12 21:41:49,970 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-12 21:41:49,976 INFO L747 eck$LassoCheckResult]: Stem: "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);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~ret8#1, main_~m~0#1, main_~n~0#1, main_~result~0#1;havoc main_#t~nondet6#1;main_~m~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;" "assume !(main_~m~0#1 < 0 || main_~m~0#1 > 1073741823);havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 0 || main_~n~0#1 > 1073741823);" "call main_#t~ret8#1 := addition(main_~m~0#1, main_~n~0#1);"< [2024-11-12 21:41:49,977 INFO L749 eck$LassoCheckResult]: Loop: "~m := #in~m;~n := #in~n;" "assume !(0 == ~n);" "assume ~n > 0;" "call #t~ret4 := addition(1 + ~m, ~n - 1);"< [2024-11-12 21:41:49,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:41:49,991 INFO L85 PathProgramCache]: Analyzing trace with hash 28695877, now seen corresponding path program 1 times [2024-11-12 21:41:50,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:41:50,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074511019] [2024-11-12 21:41:50,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:41:50,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:41:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:50,186 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:41:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:50,240 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:41:50,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:41:50,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1758770, now seen corresponding path program 1 times [2024-11-12 21:41:50,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:41:50,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807722383] [2024-11-12 21:41:50,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:41:50,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:41:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:50,265 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:41:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:50,277 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:41:50,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:41:50,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1297641846, now seen corresponding path program 1 times [2024-11-12 21:41:50,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:41:50,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350798287] [2024-11-12 21:41:50,284 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:41:50,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:41:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:50,313 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:41:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:50,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:41:50,546 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:41:50,547 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:41:50,547 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:41:50,547 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:41:50,547 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-12 21:41:50,547 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,547 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:41:50,548 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:41:50,548 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition02.c_Iteration1_Loop [2024-11-12 21:41:50,548 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:41:50,548 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:41:50,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,642 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:41:50,643 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-12 21:41:50,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:50,650 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) [2024-11-12 21:41:50,652 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 [2024-11-12 21:41:50,653 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:50,653 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:50,668 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-12 21:41:50,668 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret4=0} Honda state: {addition_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-12 21:41:50,680 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 [2024-11-12 21:41:50,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:50,682 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) [2024-11-12 21:41:50,684 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 [2024-11-12 21:41:50,685 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:50,685 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:50,711 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 [2024-11-12 21:41:50,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:50,714 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) [2024-11-12 21:41:50,715 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 [2024-11-12 21:41:50,716 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-12 21:41:50,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:50,745 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-12 21:41:50,745 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#in~m=0} Honda state: {addition_#in~m=0} Generalized eigenvectors: [{addition_#in~m=7}, {addition_#in~m=-3}, {addition_#in~m=-3}] Lambdas: [1, 0, 1] Nus: [0, 1] [2024-11-12 21:41:50,757 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 [2024-11-12 21:41:50,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:50,759 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) [2024-11-12 21:41:50,763 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 [2024-11-12 21:41:50,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:50,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:50,776 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-12 21:41:50,776 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#res=0} Honda state: {addition_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-12 21:41:50,788 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 [2024-11-12 21:41:50,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:50,790 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) [2024-11-12 21:41:50,792 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 [2024-11-12 21:41:50,793 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:50,793 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:50,816 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 [2024-11-12 21:41:50,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:50,818 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) [2024-11-12 21:41:50,822 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 [2024-11-12 21:41:50,823 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-12 21:41:50,823 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:50,903 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-12 21:41:50,908 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 [2024-11-12 21:41:50,908 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:41:50,908 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:41:50,908 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:41:50,908 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:41:50,909 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:41:50,909 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,909 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:41:50,909 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:41:50,909 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition02.c_Iteration1_Loop [2024-11-12 21:41:50,909 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:41:50,909 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:41:50,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:50,964 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:41:50,968 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:41:50,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:50,971 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) [2024-11-12 21:41:50,972 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 [2024-11-12 21:41:50,973 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 [2024-11-12 21:41:50,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:50,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:50,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:50,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:50,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:50,986 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:50,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:50,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:41:50,999 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 [2024-11-12 21:41:50,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:50,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,000 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) [2024-11-12 21:41:51,002 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 [2024-11-12 21:41:51,003 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 [2024-11-12 21:41:51,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:51,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:51,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:51,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:51,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:51,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:51,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:51,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:41:51,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-12 21:41:51,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,033 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) [2024-11-12 21:41:51,034 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 [2024-11-12 21:41:51,035 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 [2024-11-12 21:41:51,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:51,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:51,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:51,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:51,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:51,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:51,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:51,049 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:41:51,052 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-12 21:41:51,052 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-12 21:41:51,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,055 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) [2024-11-12 21:41:51,056 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 [2024-11-12 21:41:51,057 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:41:51,057 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-12 21:41:51,057 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:41:51,058 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(addition_#in~n) = 1*addition_#in~n Supporting invariants [] [2024-11-12 21:41:51,068 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 [2024-11-12 21:41:51,071 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-12 21:41:51,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:41:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:41:51,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 21:41:51,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:41:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:41:51,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 21:41:51,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:41:51,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:41:51,242 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 [2024-11-12 21:41:51,243 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 22 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-12 21:41:51,329 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 22 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 55 states and 74 transitions. Complement of second has 16 states. [2024-11-12 21:41:51,331 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 [2024-11-12 21:41:51,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-12 21:41:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2024-11-12 21:41:51,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-12 21:41:51,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:41:51,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 9 letters. Loop has 4 letters. [2024-11-12 21:41:51,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:41:51,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 8 letters. [2024-11-12 21:41:51,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:41:51,340 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 74 transitions. [2024-11-12 21:41:51,343 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-12 21:41:51,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 27 states and 30 transitions. [2024-11-12 21:41:51,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-11-12 21:41:51,347 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-12 21:41:51,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 30 transitions. [2024-11-12 21:41:51,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:41:51,347 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 30 transitions. [2024-11-12 21:41:51,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 30 transitions. [2024-11-12 21:41:51,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 18. [2024-11-12 21:41:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 4 states have call successors, (4), 3 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:41:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2024-11-12 21:41:51,374 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-12 21:41:51,374 INFO L426 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-12 21:41:51,374 INFO L333 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-12 21:41:51,374 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2024-11-12 21:41:51,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-12 21:41:51,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:41:51,375 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:41:51,376 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:41:51,376 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-12 21:41:51,376 INFO L747 eck$LassoCheckResult]: Stem: "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);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~ret8#1, main_~m~0#1, main_~n~0#1, main_~result~0#1;havoc main_#t~nondet6#1;main_~m~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;" "assume !(main_~m~0#1 < 0 || main_~m~0#1 > 1073741823);havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 0 || main_~n~0#1 > 1073741823);" "call main_#t~ret8#1 := addition(main_~m~0#1, main_~n~0#1);"< "~m := #in~m;~n := #in~n;" "assume !(0 == ~n);" "assume !(~n > 0);" [2024-11-12 21:41:51,376 INFO L749 eck$LassoCheckResult]: Loop: "assume ~n < 0;" "call #t~ret5 := addition(~m - 1, 1 + ~n);"< "~m := #in~m;~n := #in~n;" "assume !(0 == ~n);" "assume !(~n > 0);" [2024-11-12 21:41:51,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:41:51,377 INFO L85 PathProgramCache]: Analyzing trace with hash 180406748, now seen corresponding path program 1 times [2024-11-12 21:41:51,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:41:51,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361592888] [2024-11-12 21:41:51,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:41:51,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:41:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:41:51,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:41:51,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361592888] [2024-11-12 21:41:51,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361592888] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:41:51,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28214940] [2024-11-12 21:41:51,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:41:51,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:41:51,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,471 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:41:51,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-12 21:41:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:41:51,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 21:41:51,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:41:51,518 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:41:51,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [28214940] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:41:51,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:41:51,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2024-11-12 21:41:51,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944881343] [2024-11-12 21:41:51,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:41:51,542 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:41:51,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:41:51,542 INFO L85 PathProgramCache]: Analyzing trace with hash 67056695, now seen corresponding path program 1 times [2024-11-12 21:41:51,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:41:51,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615496557] [2024-11-12 21:41:51,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:41:51,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:41:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:51,547 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:41:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:41:51,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:41:51,639 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:41:51,639 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:41:51,639 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:41:51,639 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:41:51,640 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-12 21:41:51,640 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,640 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:41:51,640 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:41:51,640 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition02.c_Iteration2_Loop [2024-11-12 21:41:51,640 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:41:51,640 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:41:51,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:51,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:51,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:51,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:51,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:51,731 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:41:51,731 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-12 21:41:51,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,732 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 [2024-11-12 21:41:51,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,736 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) [2024-11-12 21:41:51,737 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 [2024-11-12 21:41:51,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:51,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:51,750 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-12 21:41:51,750 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret4=0} Honda state: {addition_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-12 21:41:51,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-12 21:41:51,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,769 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) [2024-11-12 21:41:51,770 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 [2024-11-12 21:41:51,771 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:51,772 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:51,784 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-12 21:41:51,784 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret5=0} Honda state: {addition_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-12 21:41:51,802 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 [2024-11-12 21:41:51,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,804 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) [2024-11-12 21:41:51,806 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 [2024-11-12 21:41:51,807 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:51,807 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:51,818 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-12 21:41:51,819 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#res=0} Honda state: {addition_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-12 21:41:51,830 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 [2024-11-12 21:41:51,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,831 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) [2024-11-12 21:41:51,832 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 [2024-11-12 21:41:51,833 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:51,833 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:51,863 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 [2024-11-12 21:41:51,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,865 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) [2024-11-12 21:41:51,866 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 [2024-11-12 21:41:51,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-12 21:41:51,867 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:51,956 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-12 21:41:51,956 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#in~m=-4, addition_~m=2} Honda state: {addition_#in~m=-4, addition_~m=2} Generalized eigenvectors: [{addition_#in~m=0, addition_~m=0}, {addition_#in~m=6, addition_~m=0}, {addition_#in~m=-1, addition_~m=-1}] Lambdas: [15, 0, 1] Nus: [0, 0] [2024-11-12 21:41:51,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-12 21:41:51,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:51,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:51,969 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) [2024-11-12 21:41:51,969 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 [2024-11-12 21:41:51,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:41:51,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:52,000 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 [2024-11-12 21:41:52,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:52,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:52,002 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) [2024-11-12 21:41:52,002 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 [2024-11-12 21:41:52,004 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-12 21:41:52,004 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:41:55,330 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-12 21:41:55,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-12 21:41:55,336 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:41:55,337 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:41:55,337 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:41:55,337 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:41:55,337 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:41:55,337 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:55,337 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:41:55,337 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:41:55,337 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition02.c_Iteration2_Loop [2024-11-12 21:41:55,337 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:41:55,337 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:41:55,338 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:55,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:55,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:55,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:55,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:41:55,406 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:41:55,406 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:41:55,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:55,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:55,408 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) [2024-11-12 21:41:55,410 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 [2024-11-12 21:41:55,411 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 [2024-11-12 21:41:55,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:55,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:55,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:55,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:55,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:55,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:55,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:55,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:41:55,440 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 [2024-11-12 21:41:55,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:55,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:55,444 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) [2024-11-12 21:41:55,446 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 [2024-11-12 21:41:55,449 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 [2024-11-12 21:41:55,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:55,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:55,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:55,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:55,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:55,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:55,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:55,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:41:55,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-12 21:41:55,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:55,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:55,477 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) [2024-11-12 21:41:55,479 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 [2024-11-12 21:41:55,480 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 [2024-11-12 21:41:55,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:55,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:55,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:55,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:55,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:55,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:55,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:55,493 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:41:55,503 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 [2024-11-12 21:41:55,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:55,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:55,506 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) [2024-11-12 21:41:55,506 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 [2024-11-12 21:41:55,507 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 [2024-11-12 21:41:55,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:55,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:55,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:55,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:55,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:55,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:55,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:55,520 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 21:41:55,531 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 [2024-11-12 21:41:55,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:55,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:55,532 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) [2024-11-12 21:41:55,533 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 [2024-11-12 21:41:55,534 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 [2024-11-12 21:41:55,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:41:55,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:41:55,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:41:55,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:41:55,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:41:55,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:41:55,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:41:55,551 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:41:55,557 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-12 21:41:55,558 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-12 21:41:55,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:41:55,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:41:55,563 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) [2024-11-12 21:41:55,564 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 [2024-11-12 21:41:55,564 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:41:55,564 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-12 21:41:55,564 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:41:55,564 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(addition_~n) = -1*addition_~n Supporting invariants [] [2024-11-12 21:41:55,579 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 [2024-11-12 21:41:55,580 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-12 21:41:55,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:41:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:41:55,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 21:41:55,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:41:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:41:55,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 21:41:55,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:41:55,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:41:55,705 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-12 21:41:55,705 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5 Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:41:55,728 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 37 transitions. Complement of second has 13 states. [2024-11-12 21:41:55,728 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 [2024-11-12 21:41:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:41:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2024-11-12 21:41:55,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 8 letters. Loop has 5 letters. [2024-11-12 21:41:55,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:41:55,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 13 letters. Loop has 5 letters. [2024-11-12 21:41:55,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:41:55,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 8 letters. Loop has 10 letters. [2024-11-12 21:41:55,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:41:55,730 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 37 transitions. [2024-11-12 21:41:55,731 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-12 21:41:55,731 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 31 transitions. [2024-11-12 21:41:55,731 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-12 21:41:55,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-12 21:41:55,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 31 transitions. [2024-11-12 21:41:55,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:41:55,732 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 31 transitions. [2024-11-12 21:41:55,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 31 transitions. [2024-11-12 21:41:55,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2024-11-12 21:41:55,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 20 states have (on average 1.2) internal successors, (24), 20 states have internal predecessors, (24), 5 states have call successors, (5), 4 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:41:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2024-11-12 21:41:55,734 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-11-12 21:41:55,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:41:55,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 21:41:55,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 21:41:55,737 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand has 6 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 21:41:55,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:41:55,762 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2024-11-12 21:41:55,762 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2024-11-12 21:41:55,763 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-12 21:41:55,763 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2024-11-12 21:41:55,763 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-12 21:41:55,763 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-12 21:41:55,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-12 21:41:55,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 21:41:55,763 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 21:41:55,763 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 21:41:55,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 21:41:55,764 INFO L426 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 21:41:55,764 INFO L333 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-12 21:41:55,764 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-12 21:41:55,765 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-12 21:41:55,765 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-12 21:41:55,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 09:41:55 BoogieIcfgContainer [2024-11-12 21:41:55,770 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-12 21:41:55,771 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 21:41:55,771 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 21:41:55,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 21:41:55,771 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:41:49" (3/4) ... [2024-11-12 21:41:55,773 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-12 21:41:55,774 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 21:41:55,775 INFO L158 Benchmark]: Toolchain (without parser) took 6696.18ms. Allocated memory is still 178.3MB. Free memory was 107.3MB in the beginning and 107.2MB in the end (delta: 51.2kB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2024-11-12 21:41:55,775 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 178.3MB. Free memory was 134.0MB in the beginning and 133.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 21:41:55,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.53ms. Allocated memory is still 178.3MB. Free memory was 107.1MB in the beginning and 95.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-12 21:41:55,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.87ms. Allocated memory is still 178.3MB. Free memory was 95.0MB in the beginning and 93.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 21:41:55,776 INFO L158 Benchmark]: Boogie Preprocessor took 34.34ms. Allocated memory is still 178.3MB. Free memory was 93.7MB in the beginning and 92.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 21:41:55,776 INFO L158 Benchmark]: RCFGBuilder took 439.14ms. Allocated memory is still 178.3MB. Free memory was 92.1MB in the beginning and 141.2MB in the end (delta: -49.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-11-12 21:41:55,776 INFO L158 Benchmark]: BuchiAutomizer took 5936.57ms. Allocated memory is still 178.3MB. Free memory was 141.2MB in the beginning and 108.2MB in the end (delta: 32.9MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2024-11-12 21:41:55,776 INFO L158 Benchmark]: Witness Printer took 3.15ms. Allocated memory is still 178.3MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 21:41:55,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 178.3MB. Free memory was 134.0MB in the beginning and 133.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.53ms. Allocated memory is still 178.3MB. Free memory was 107.1MB in the beginning and 95.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.87ms. Allocated memory is still 178.3MB. Free memory was 95.0MB in the beginning and 93.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.34ms. Allocated memory is still 178.3MB. Free memory was 93.7MB in the beginning and 92.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.14ms. Allocated memory is still 178.3MB. Free memory was 92.1MB in the beginning and 141.2MB in the end (delta: -49.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5936.57ms. Allocated memory is still 178.3MB. Free memory was 141.2MB in the beginning and 108.2MB in the end (delta: 32.9MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * Witness Printer took 3.15ms. Allocated memory is still 178.3MB. Free memory is still 107.2MB. 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 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. One deterministic module has affine ranking function ((long long) -1 * n) and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.8s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 5.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 11 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 70 IncrementalHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 30 mSDtfsCounter, 70 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq171 hnf93 smp86 dnf100 smp100 tf111 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.7s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-12 21:41:55,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-12 21:41:56,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-12 21:41:56,216 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