./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.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 4af9e26294eb81d37b6ccb692d0b40e4bed5b0d6d3dd72d6af1a80634692c297 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 17:41:18,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 17:41:18,091 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-13 17:41:18,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 17:41:18,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 17:41:18,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 17:41:18,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 17:41:18,118 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 17:41:18,118 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 17:41:18,121 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 17:41:18,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 17:41:18,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 17:41:18,122 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 17:41:18,122 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-13 17:41:18,122 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-13 17:41:18,122 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-13 17:41:18,122 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-13 17:41:18,122 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-13 17:41:18,122 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-13 17:41:18,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 17:41:18,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-13 17:41:18,123 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 17:41:18,123 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 17:41:18,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 17:41:18,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 17:41:18,124 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-13 17:41:18,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-13 17:41:18,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-13 17:41:18,124 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 17:41:18,124 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 17:41:18,125 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 17:41:18,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 17:41:18,125 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-13 17:41:18,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 17:41:18,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 17:41:18,125 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 17:41:18,126 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 17:41:18,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 17:41:18,126 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-13 17:41:18,126 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4af9e26294eb81d37b6ccb692d0b40e4bed5b0d6d3dd72d6af1a80634692c297 [2024-10-13 17:41:18,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 17:41:18,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 17:41:18,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 17:41:18,342 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 17:41:18,343 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 17:41:18,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.c [2024-10-13 17:41:19,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 17:41:19,699 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 17:41:19,699 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.c [2024-10-13 17:41:19,705 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe9e72c8c/c337e298a34d4c0a9cfc4e58a442a2f0/FLAG756216d10 [2024-10-13 17:41:19,718 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe9e72c8c/c337e298a34d4c0a9cfc4e58a442a2f0 [2024-10-13 17:41:19,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 17:41:19,721 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 17:41:19,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 17:41:19,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 17:41:19,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 17:41:19,730 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:19,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b8ce5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19, skipping insertion in model container [2024-10-13 17:41:19,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:19,745 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 17:41:19,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:41:19,887 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 17:41:19,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:41:19,927 INFO L204 MainTranslator]: Completed translation [2024-10-13 17:41:19,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19 WrapperNode [2024-10-13 17:41:19,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 17:41:19,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 17:41:19,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 17:41:19,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 17:41:19,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:19,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:19,997 INFO L138 Inliner]: procedures = 13, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2024-10-13 17:41:20,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 17:41:20,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 17:41:20,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 17:41:20,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 17:41:20,008 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,009 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,016 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]. [2024-10-13 17:41:20,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,025 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 17:41:20,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 17:41:20,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 17:41:20,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 17:41:20,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (1/1) ... [2024-10-13 17:41:20,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:20,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:20,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-13 17:41:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 17:41:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 17:41:20,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 17:41:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 17:41:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure addition [2024-10-13 17:41:20,090 INFO L138 BoogieDeclarations]: Found implementation of procedure addition [2024-10-13 17:41:20,139 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 17:41:20,140 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 17:41:20,210 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-10-13 17:41:20,210 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 17:41:20,225 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 17:41:20,225 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 17:41:20,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:41:20 BoogieIcfgContainer [2024-10-13 17:41:20,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 17:41:20,226 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-13 17:41:20,226 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-13 17:41:20,229 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-13 17:41:20,229 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:41:20,230 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 05:41:19" (1/3) ... [2024-10-13 17:41:20,230 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ccfa238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:41:20, skipping insertion in model container [2024-10-13 17:41:20,230 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:41:20,230 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:41:19" (2/3) ... [2024-10-13 17:41:20,231 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ccfa238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:41:20, skipping insertion in model container [2024-10-13 17:41:20,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:41:20,231 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:41:20" (3/3) ... [2024-10-13 17:41:20,232 INFO L332 chiAutomizerObserver]: Analyzing ICFG Addition01-2.c [2024-10-13 17:41:20,274 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-13 17:41:20,275 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-13 17:41:20,275 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-13 17:41:20,275 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-13 17:41:20,275 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-13 17:41:20,275 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-13 17:41:20,275 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-13 17:41:20,275 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-13 17:41:20,278 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) [2024-10-13 17:41:20,291 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-13 17:41:20,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:41:20,291 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:41:20,295 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-13 17:41:20,296 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-13 17:41:20,296 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-13 17:41:20,296 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) [2024-10-13 17:41:20,297 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-13 17:41:20,298 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:41:20,298 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:41:20,298 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-13 17:41:20,298 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-13 17:41:20,303 INFO L745 eck$LassoCheckResult]: Stem: 20#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~ret8#1, main_~m~0#1, main_~n~0#1, main_~result~0#1;havoc main_#t~nondet6#1;main_~m~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 4#L30true assume !(main_~m~0#1 < 0 || main_~m~0#1 > 1073741823);havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 10#L36true assume !(main_~n~0#1 < 0 || main_~n~0#1 > 1073741823); 18#L41true call main_#t~ret8#1 := addition(main_~m~0#1, main_~n~0#1);< 6#$Ultimate##0true [2024-10-13 17:41:20,303 INFO L747 eck$LassoCheckResult]: Loop: 6#$Ultimate##0true ~m := #in~m;~n := #in~n; 7#L16true assume !(0 == ~n); 15#L19true assume ~n > 0; 16#L20true call #t~ret4 := addition(1 + ~m, ~n - 1);< 6#$Ultimate##0true [2024-10-13 17:41:20,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:41:20,307 INFO L85 PathProgramCache]: Analyzing trace with hash 28695877, now seen corresponding path program 1 times [2024-10-13 17:41:20,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:41:20,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126582224] [2024-10-13 17:41:20,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:41:20,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:41:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:20,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:41:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:20,416 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:41:20,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:41:20,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1758770, now seen corresponding path program 1 times [2024-10-13 17:41:20,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:41:20,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851538496] [2024-10-13 17:41:20,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:41:20,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:41:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:20,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:41:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:20,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:41:20,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:41:20,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1297641846, now seen corresponding path program 1 times [2024-10-13 17:41:20,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:41:20,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545454448] [2024-10-13 17:41:20,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:41:20,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:41:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:20,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:41:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:20,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:41:20,631 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:41:20,631 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:41:20,631 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:41:20,632 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:41:20,632 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-13 17:41:20,632 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,632 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:41:20,632 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:41:20,632 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition01-2.c_Iteration1_Loop [2024-10-13 17:41:20,632 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:41:20,632 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:41:20,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,732 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:41:20,732 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-13 17:41:20,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:20,736 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:20,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-13 17:41:20,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:20,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:20,757 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-13 17:41:20,757 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret4=0} Honda state: {addition_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-13 17:41:20,768 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 [2024-10-13 17:41:20,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:20,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:20,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-13 17:41:20,784 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:20,784 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:20,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:20,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:20,809 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:20,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-13 17:41:20,811 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-13 17:41:20,811 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:20,838 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-13 17:41:20,838 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] [2024-10-13 17:41:20,848 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:20,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:20,849 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:20,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-13 17:41:20,851 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:20,851 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:20,863 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-13 17:41:20,863 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#res=0} Honda state: {addition_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-13 17:41:20,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:20,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:20,875 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:20,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-13 17:41:20,877 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:20,877 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:20,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:20,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:20,899 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:20,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-13 17:41:20,901 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-13 17:41:20,901 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:20,953 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-13 17:41:20,957 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 [2024-10-13 17:41:20,958 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:41:20,958 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:41:20,958 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:41:20,958 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:41:20,958 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:41:20,958 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:20,958 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:41:20,958 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:41:20,958 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition01-2.c_Iteration1_Loop [2024-10-13 17:41:20,959 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:41:20,959 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:41:20,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:20,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:21,026 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:41:21,030 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:41:21,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,032 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-13 17:41:21,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:21,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:21,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:21,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:21,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:21,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:21,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:21,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:21,049 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:41:21,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-13 17:41:21,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,063 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-13 17:41:21,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:21,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:21,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:21,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:21,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:21,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:21,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:21,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:21,083 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:41:21,098 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 [2024-10-13 17:41:21,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,101 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-13 17:41:21,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:21,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:21,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:21,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:21,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:21,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:21,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:21,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:21,123 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:41:21,130 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-13 17:41:21,130 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-10-13 17:41:21,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,136 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-13 17:41:21,141 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:41:21,141 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-13 17:41:21,141 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:41:21,142 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(addition_#in~n) = 1*addition_#in~n Supporting invariants [] [2024-10-13 17:41:21,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:21,155 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-13 17:41:21,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:41:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:41:21,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 17:41:21,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:41:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:41:21,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 17:41:21,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:41:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:41:21,285 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-10-13 17:41:21,286 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) [2024-10-13 17:41:21,377 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. [2024-10-13 17:41:21,380 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 [2024-10-13 17:41:21,383 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) [2024-10-13 17:41:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2024-10-13 17:41:21,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 4 letters. [2024-10-13 17:41:21,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:41:21,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 9 letters. Loop has 4 letters. [2024-10-13 17:41:21,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:41:21,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 8 letters. [2024-10-13 17:41:21,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:41:21,388 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 74 transitions. [2024-10-13 17:41:21,392 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-13 17:41:21,395 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 27 states and 30 transitions. [2024-10-13 17:41:21,396 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-10-13 17:41:21,396 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-13 17:41:21,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 30 transitions. [2024-10-13 17:41:21,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:41:21,397 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 30 transitions. [2024-10-13 17:41:21,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 30 transitions. [2024-10-13 17:41:21,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 18. [2024-10-13 17:41:21,414 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) [2024-10-13 17:41:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2024-10-13 17:41:21,415 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-10-13 17:41:21,415 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-10-13 17:41:21,415 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-13 17:41:21,415 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2024-10-13 17:41:21,415 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-13 17:41:21,415 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:41:21,415 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:41:21,416 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:41:21,416 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:41:21,416 INFO L745 eck$LassoCheckResult]: Stem: 157#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3); 158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~ret8#1, main_~m~0#1, main_~n~0#1, main_~result~0#1;havoc main_#t~nondet6#1;main_~m~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 149#L30 assume !(main_~m~0#1 < 0 || main_~m~0#1 > 1073741823);havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 150#L36 assume !(main_~n~0#1 < 0 || main_~n~0#1 > 1073741823); 143#L41 call main_#t~ret8#1 := addition(main_~m~0#1, main_~n~0#1);< 144#$Ultimate##0 ~m := #in~m;~n := #in~n; 153#L16 assume !(0 == ~n); 155#L19 assume !(~n > 0); 151#L22 [2024-10-13 17:41:21,416 INFO L747 eck$LassoCheckResult]: Loop: 151#L22 assume ~n < 0; 145#L23 call #t~ret5 := addition(~m - 1, 1 + ~n);< 147#$Ultimate##0 ~m := #in~m;~n := #in~n; 160#L16 assume !(0 == ~n); 159#L19 assume !(~n > 0); 151#L22 [2024-10-13 17:41:21,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:41:21,417 INFO L85 PathProgramCache]: Analyzing trace with hash 180406748, now seen corresponding path program 1 times [2024-10-13 17:41:21,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:41:21,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343308845] [2024-10-13 17:41:21,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:41:21,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:41:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:41:21,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:41:21,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:41:21,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343308845] [2024-10-13 17:41:21,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343308845] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:41:21,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:41:21,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 17:41:21,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435163278] [2024-10-13 17:41:21,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:41:21,543 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:41:21,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:41:21,543 INFO L85 PathProgramCache]: Analyzing trace with hash 67056695, now seen corresponding path program 1 times [2024-10-13 17:41:21,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:41:21,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3790379] [2024-10-13 17:41:21,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:41:21,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:41:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:21,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:41:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:41:21,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:41:21,655 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:41:21,655 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:41:21,655 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:41:21,655 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:41:21,655 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-13 17:41:21,655 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,656 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:41:21,656 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:41:21,656 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition01-2.c_Iteration2_Loop [2024-10-13 17:41:21,656 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:41:21,656 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:41:21,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:21,659 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:21,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:21,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:21,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:21,730 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:41:21,731 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-13 17:41:21,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,733 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-13 17:41:21,735 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:21,735 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:21,749 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-13 17:41:21,750 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret4=0} Honda state: {addition_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-13 17:41:21,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-13 17:41:21,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,769 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-13 17:41:21,771 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:21,771 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:21,783 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-13 17:41:21,783 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#t~ret5=0} Honda state: {addition_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-13 17:41:21,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:21,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,795 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-13 17:41:21,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:21,798 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:21,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:21,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,828 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-13 17:41:21,830 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-13 17:41:21,830 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:21,913 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-13 17:41:21,914 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] [2024-10-13 17:41:21,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:21,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,925 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-13 17:41:21,928 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:21,928 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:21,940 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-13 17:41:21,940 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {addition_#res=0} Honda state: {addition_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-13 17:41:21,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:21,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,951 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-13 17:41:21,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-13 17:41:21,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:21,983 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 [2024-10-13 17:41:21,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:21,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:21,985 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:21,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-13 17:41:21,986 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-13 17:41:21,986 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-13 17:41:25,035 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-13 17:41:25,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:25,041 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:41:25,041 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:41:25,041 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:41:25,041 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:41:25,041 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:41:25,041 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:25,041 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:41:25,041 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:41:25,041 INFO L132 ssoRankerPreferences]: Filename of dumped script: Addition01-2.c_Iteration2_Loop [2024-10-13 17:41:25,041 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:41:25,041 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:41:25,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:25,048 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:25,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:25,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:25,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:41:25,113 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:41:25,113 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:41:25,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:25,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:25,118 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:25,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-13 17:41:25,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:25,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:25,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:25,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:25,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:25,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:25,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:25,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:25,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:41:25,141 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 [2024-10-13 17:41:25,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:25,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:25,143 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:25,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-13 17:41:25,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:25,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:25,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:25,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:25,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:25,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:25,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:25,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:25,156 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:41:25,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-13 17:41:25,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:25,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:25,168 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:25,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-13 17:41:25,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:25,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:25,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:25,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:25,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:25,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:25,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:25,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:25,181 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:41:25,192 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 [2024-10-13 17:41:25,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:25,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:25,194 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:25,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-13 17:41:25,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:25,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:25,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:25,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:25,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:25,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:25,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:25,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:25,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:41:25,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-13 17:41:25,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:25,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:25,221 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:25,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-13 17:41:25,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:41:25,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:41:25,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:41:25,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:41:25,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:41:25,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:41:25,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:41:25,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:41:25,236 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:41:25,240 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-13 17:41:25,240 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-10-13 17:41:25,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:41:25,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:41:25,245 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:41:25,246 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:41:25,247 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-13 17:41:25,247 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:41:25,247 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(addition_~n) = -1*addition_~n Supporting invariants [] [2024-10-13 17:41:25,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-13 17:41:25,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-13 17:41:25,259 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-13 17:41:25,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:41:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:41:25,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 17:41:25,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:41:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:41:25,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 17:41:25,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:41:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:41:25,375 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 [2024-10-13 17:41:25,376 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) [2024-10-13 17:41:25,405 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. [2024-10-13 17:41:25,406 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 [2024-10-13 17:41:25,408 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) [2024-10-13 17:41:25,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2024-10-13 17:41:25,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 8 letters. Loop has 5 letters. [2024-10-13 17:41:25,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:41:25,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 13 letters. Loop has 5 letters. [2024-10-13 17:41:25,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:41:25,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 8 letters. Loop has 10 letters. [2024-10-13 17:41:25,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:41:25,409 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 37 transitions. [2024-10-13 17:41:25,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-13 17:41:25,410 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 31 transitions. [2024-10-13 17:41:25,410 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-13 17:41:25,410 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-10-13 17:41:25,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 31 transitions. [2024-10-13 17:41:25,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:41:25,410 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 31 transitions. [2024-10-13 17:41:25,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 31 transitions. [2024-10-13 17:41:25,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2024-10-13 17:41:25,412 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) [2024-10-13 17:41:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2024-10-13 17:41:25,412 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-10-13 17:41:25,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:41:25,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 17:41:25,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 17:41:25,415 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) [2024-10-13 17:41:25,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:41:25,437 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2024-10-13 17:41:25,438 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2024-10-13 17:41:25,438 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:41:25,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2024-10-13 17:41:25,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-13 17:41:25,438 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-13 17:41:25,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-13 17:41:25,438 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:41:25,438 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:41:25,439 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:41:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 17:41:25,439 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:41:25,439 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-13 17:41:25,439 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-13 17:41:25,440 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:41:25,440 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-13 17:41:25,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 05:41:25 BoogieIcfgContainer [2024-10-13 17:41:25,445 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-13 17:41:25,446 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 17:41:25,446 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 17:41:25,446 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 17:41:25,446 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:41:20" (3/4) ... [2024-10-13 17:41:25,447 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 17:41:25,448 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 17:41:25,449 INFO L158 Benchmark]: Toolchain (without parser) took 5727.47ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 129.6MB in the beginning and 143.8MB in the end (delta: -14.2MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2024-10-13 17:41:25,449 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 96.5MB. Free memory was 51.4MB in the beginning and 51.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:41:25,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.39ms. Allocated memory is still 192.9MB. Free memory was 129.6MB in the beginning and 162.4MB in the end (delta: -32.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-10-13 17:41:25,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.21ms. Allocated memory is still 192.9MB. Free memory was 162.4MB in the beginning and 160.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 17:41:25,450 INFO L158 Benchmark]: Boogie Preprocessor took 25.32ms. Allocated memory is still 192.9MB. Free memory was 160.8MB in the beginning and 158.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 17:41:25,450 INFO L158 Benchmark]: RCFGBuilder took 198.79ms. Allocated memory is still 192.9MB. Free memory was 158.7MB in the beginning and 149.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-13 17:41:25,450 INFO L158 Benchmark]: BuchiAutomizer took 5219.18ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 148.2MB in the beginning and 143.8MB in the end (delta: 4.4MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2024-10-13 17:41:25,451 INFO L158 Benchmark]: Witness Printer took 2.55ms. Allocated memory is still 232.8MB. Free memory is still 143.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:41:25,452 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 96.5MB. Free memory was 51.4MB in the beginning and 51.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.39ms. Allocated memory is still 192.9MB. Free memory was 129.6MB in the beginning and 162.4MB in the end (delta: -32.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.21ms. Allocated memory is still 192.9MB. Free memory was 162.4MB in the beginning and 160.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.32ms. Allocated memory is still 192.9MB. Free memory was 160.8MB in the beginning and 158.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 198.79ms. Allocated memory is still 192.9MB. Free memory was 158.7MB in the beginning and 149.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5219.18ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 148.2MB in the beginning and 143.8MB in the end (delta: 4.4MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Witness Printer took 2.55ms. Allocated memory is still 232.8MB. Free memory is still 143.8MB. 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 5.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. 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, 40 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 38 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 68 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 30 mSDtfsCounter, 68 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax100 hnf100 lsp68 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq166 hnf93 smp83 dnf100 smp100 tf111 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-13 17:41:25,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-13 17:41:25,675 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