./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/MADWiFi-encode_ie_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/MADWiFi-encode_ie_ok.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 0816346248b67d4ea9c17aaea510056f7cd51786d8081f1e3a68c606118ae1c9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-12 00:45:20,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 00:45:21,069 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-12 00:45:21,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 00:45:21,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 00:45:21,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 00:45:21,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 00:45:21,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 00:45:21,112 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 00:45:21,116 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 00:45:21,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 00:45:21,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 00:45:21,117 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 00:45:21,117 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-12 00:45:21,117 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-12 00:45:21,118 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-12 00:45:21,118 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-12 00:45:21,118 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-12 00:45:21,118 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-12 00:45:21,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 00:45:21,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-12 00:45:21,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 00:45:21,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 00:45:21,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 00:45:21,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 00:45:21,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-12 00:45:21,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-12 00:45:21,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-12 00:45:21,123 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 00:45:21,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-12 00:45:21,124 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 00:45:21,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 00:45:21,124 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-12 00:45:21,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 00:45:21,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 00:45:21,125 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 00:45:21,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 00:45:21,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 00:45:21,126 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-12 00:45:21,126 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0816346248b67d4ea9c17aaea510056f7cd51786d8081f1e3a68c606118ae1c9 [2024-10-12 00:45:21,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 00:45:21,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 00:45:21,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 00:45:21,423 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 00:45:21,424 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 00:45:21,425 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/MADWiFi-encode_ie_ok.i [2024-10-12 00:45:22,953 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 00:45:23,146 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 00:45:23,147 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/MADWiFi-encode_ie_ok.i [2024-10-12 00:45:23,157 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/58bce0c35/c40707eaefa74a17a4c3246f8af28a9b/FLAGf85f55586 [2024-10-12 00:45:23,178 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/58bce0c35/c40707eaefa74a17a4c3246f8af28a9b [2024-10-12 00:45:23,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 00:45:23,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 00:45:23,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 00:45:23,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 00:45:23,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 00:45:23,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3297630c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23, skipping insertion in model container [2024-10-12 00:45:23,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,222 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 00:45:23,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:45:23,449 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 00:45:23,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:45:23,488 INFO L204 MainTranslator]: Completed translation [2024-10-12 00:45:23,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23 WrapperNode [2024-10-12 00:45:23,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 00:45:23,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 00:45:23,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 00:45:23,490 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 00:45:23,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,523 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 74 [2024-10-12 00:45:23,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 00:45:23,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 00:45:23,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 00:45:23,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 00:45:23,533 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,535 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,546 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]. [2024-10-12 00:45:23,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,559 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 00:45:23,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 00:45:23,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 00:45:23,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 00:45:23,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (1/1) ... [2024-10-12 00:45:23,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:23,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:23,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:23,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-12 00:45:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 00:45:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 00:45:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 00:45:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 00:45:23,723 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 00:45:23,726 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 00:45:23,867 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-12 00:45:23,868 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 00:45:23,880 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 00:45:23,880 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 00:45:23,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:45:23 BoogieIcfgContainer [2024-10-12 00:45:23,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 00:45:23,882 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-12 00:45:23,882 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-12 00:45:23,887 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-12 00:45:23,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:45:23,888 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.10 12:45:23" (1/3) ... [2024-10-12 00:45:23,889 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ee09e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:45:23, skipping insertion in model container [2024-10-12 00:45:23,889 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:45:23,889 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:45:23" (2/3) ... [2024-10-12 00:45:23,890 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ee09e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:45:23, skipping insertion in model container [2024-10-12 00:45:23,890 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:45:23,890 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:45:23" (3/3) ... [2024-10-12 00:45:23,891 INFO L332 chiAutomizerObserver]: Analyzing ICFG MADWiFi-encode_ie_ok.i [2024-10-12 00:45:23,955 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-12 00:45:23,956 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-12 00:45:23,956 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-12 00:45:23,957 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-12 00:45:23,957 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-12 00:45:23,957 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-12 00:45:23,958 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-12 00:45:23,958 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-12 00:45:23,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:45:23,992 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2024-10-12 00:45:23,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:45:23,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:45:24,003 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:45:24,004 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-12 00:45:24,004 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-12 00:45:24,005 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:45:24,009 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2024-10-12 00:45:24,010 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:45:24,010 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:45:24,011 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:45:24,011 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-12 00:45:24,019 INFO L745 eck$LassoCheckResult]: Stem: 22#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~post4#1, main_~p~0#1, main_~i~0#1, main_~leader_len~0#1, main_~bufsize~0#1, main_~bufsize_0~0#1, main_~ielen~0#1;havoc main_~p~0#1;havoc main_~i~0#1;havoc main_~leader_len~0#1;havoc main_~bufsize~0#1;havoc main_~bufsize_0~0#1;havoc main_~ielen~0#1;havoc main_#t~nondet1#1;main_~leader_len~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~bufsize~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~ielen~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 13#L35true assume !!(main_~leader_len~0#1 < 1000000); 19#L36true assume !!(main_~bufsize~0#1 < 1000000); 20#L37true assume !!(main_~ielen~0#1 < 1000000); 23#L38true assume main_~leader_len~0#1 > 0; 16#L38-1true assume main_~bufsize~0#1 > 0; 14#L39true assume main_~ielen~0#1 > 0; 25#L40true assume !(main_~bufsize~0#1 < main_~leader_len~0#1);main_~p~0#1 := 0;main_~bufsize_0~0#1 := main_~bufsize~0#1;main_~bufsize~0#1 := main_~bufsize~0#1 - main_~leader_len~0#1;main_~p~0#1 := main_~p~0#1 + main_~leader_len~0#1; 5#L47true assume !(main_~bufsize~0#1 < 2 * main_~ielen~0#1);main_~i~0#1 := 0; 9#L49-3true [2024-10-12 00:45:24,020 INFO L747 eck$LassoCheckResult]: Loop: 9#L49-3true assume !!(main_~i~0#1 < main_~ielen~0#1 && main_~bufsize~0#1 > 2);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 <= main_~p~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 21#L18true assume !(0 == __VERIFIER_assert_~cond#1); 10#L18-2true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + main_~p~0#1 < main_~bufsize_0~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 11#L18-3true assume !(0 == __VERIFIER_assert_~cond#1); 6#L18-5true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_~p~0#1 := 2 + main_~p~0#1; 7#L49-2true main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9#L49-3true [2024-10-12 00:45:24,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:45:24,031 INFO L85 PathProgramCache]: Analyzing trace with hash 763959638, now seen corresponding path program 1 times [2024-10-12 00:45:24,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:45:24,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959456744] [2024-10-12 00:45:24,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:45:24,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:45:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:45:24,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:45:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:45:24,216 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:45:24,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:45:24,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1826073825, now seen corresponding path program 1 times [2024-10-12 00:45:24,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:45:24,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161356686] [2024-10-12 00:45:24,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:45:24,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:45:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:45:24,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:45:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:45:24,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:45:24,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:45:24,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1037281100, now seen corresponding path program 1 times [2024-10-12 00:45:24,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:45:24,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48039303] [2024-10-12 00:45:24,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:45:24,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:45:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:45:24,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:45:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:45:24,334 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:45:24,549 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:45:24,550 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:45:24,550 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:45:24,550 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:45:24,551 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-12 00:45:24,551 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:24,551 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:45:24,551 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:45:24,551 INFO L132 ssoRankerPreferences]: Filename of dumped script: MADWiFi-encode_ie_ok.i_Iteration1_Loop [2024-10-12 00:45:24,551 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:45:24,552 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:45:24,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,688 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:45:24,689 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-12 00:45:24,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:24,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:24,695 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:24,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-12 00:45:24,699 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 00:45:24,699 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:45:24,720 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 00:45:24,721 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4#1=0} Honda state: {ULTIMATE.start_main_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 00:45:24,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-12 00:45:24,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:24,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:24,741 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:24,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-12 00:45:24,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 00:45:24,746 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:45:24,758 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 00:45:24,759 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 00:45:24,773 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-12 00:45:24,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:24,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:24,777 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:24,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-12 00:45:24,780 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 00:45:24,780 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:45:24,798 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 00:45:24,799 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~bufsize~0#1=3} Honda state: {ULTIMATE.start_main_~bufsize~0#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 00:45:24,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-12 00:45:24,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:24,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:24,811 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:24,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-12 00:45:24,813 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 00:45:24,813 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:45:24,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-12 00:45:24,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:24,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:24,845 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:24,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-12 00:45:24,848 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-12 00:45:24,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:45:24,960 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-12 00:45:24,965 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-12 00:45:24,966 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:45:24,966 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:45:24,966 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:45:24,966 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:45:24,966 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:45:24,966 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:24,967 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:45:24,967 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:45:24,967 INFO L132 ssoRankerPreferences]: Filename of dumped script: MADWiFi-encode_ie_ok.i_Iteration1_Loop [2024-10-12 00:45:24,967 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:45:24,967 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:45:24,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:24,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:25,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:45:25,070 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:45:25,074 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:45:25,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:25,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:25,079 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:25,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-12 00:45:25,083 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 [2024-10-12 00:45:25,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:45:25,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:45:25,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:45:25,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:45:25,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:45:25,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:45:25,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:45:25,102 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:45:25,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-12 00:45:25,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:25,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:25,114 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:25,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-12 00:45:25,116 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 [2024-10-12 00:45:25,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:45:25,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:45:25,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:45:25,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:45:25,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:45:25,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:45:25,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:45:25,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:45:25,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-10-12 00:45:25,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:25,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:25,144 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:25,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-12 00:45:25,146 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 [2024-10-12 00:45:25,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:45:25,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:45:25,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:45:25,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:45:25,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:45:25,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:45:25,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:45:25,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:45:25,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-12 00:45:25,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:25,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:25,172 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:25,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-12 00:45:25,173 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 [2024-10-12 00:45:25,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:45:25,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:45:25,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:45:25,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:45:25,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:45:25,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:45:25,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:45:25,190 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:45:25,195 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-10-12 00:45:25,196 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-10-12 00:45:25,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:45:25,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:45:25,200 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:45:25,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-12 00:45:25,202 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:45:25,202 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-12 00:45:25,202 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:45:25,202 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~ielen~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~ielen~0#1 Supporting invariants [] [2024-10-12 00:45:25,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-12 00:45:25,221 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-12 00:45:25,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:45:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:45:25,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:45:25,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:45:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:45:25,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:45:25,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:45:25,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:45:25,409 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-12 00:45:25,412 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:45:25,470 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 71 transitions. Complement of second has 6 states. [2024-10-12 00:45:25,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-12 00:45:25,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:45:25,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 55 transitions. [2024-10-12 00:45:25,483 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 10 letters. Loop has 6 letters. [2024-10-12 00:45:25,484 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:45:25,484 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 16 letters. Loop has 6 letters. [2024-10-12 00:45:25,484 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:45:25,484 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 10 letters. Loop has 12 letters. [2024-10-12 00:45:25,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:45:25,486 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 71 transitions. [2024-10-12 00:45:25,489 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 00:45:25,494 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 0 states and 0 transitions. [2024-10-12 00:45:25,495 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-12 00:45:25,495 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-12 00:45:25,496 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-12 00:45:25,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:45:25,496 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:45:25,496 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:45:25,496 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:45:25,496 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-12 00:45:25,496 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-12 00:45:25,496 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 00:45:25,496 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-12 00:45:25,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 12:45:25 BoogieIcfgContainer [2024-10-12 00:45:25,505 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-12 00:45:25,505 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 00:45:25,505 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 00:45:25,506 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 00:45:25,506 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:45:23" (3/4) ... [2024-10-12 00:45:25,509 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 00:45:25,510 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 00:45:25,511 INFO L158 Benchmark]: Toolchain (without parser) took 2326.49ms. Allocated memory is still 163.6MB. Free memory was 108.6MB in the beginning and 84.0MB in the end (delta: 24.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-10-12 00:45:25,512 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 00:45:25,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.55ms. Allocated memory is still 163.6MB. Free memory was 108.6MB in the beginning and 96.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-12 00:45:25,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.37ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 95.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 00:45:25,513 INFO L158 Benchmark]: Boogie Preprocessor took 39.34ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 00:45:25,513 INFO L158 Benchmark]: RCFGBuilder took 317.27ms. Allocated memory is still 163.6MB. Free memory was 93.0MB in the beginning and 81.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-12 00:45:25,514 INFO L158 Benchmark]: BuchiAutomizer took 1622.59ms. Allocated memory is still 163.6MB. Free memory was 81.7MB in the beginning and 84.9MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 00:45:25,514 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 163.6MB. Free memory was 84.9MB in the beginning and 84.0MB in the end (delta: 862.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 00:45:25,519 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.55ms. Allocated memory is still 163.6MB. Free memory was 108.6MB in the beginning and 96.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.37ms. Allocated memory is still 163.6MB. Free memory was 96.4MB in the beginning and 95.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.34ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.27ms. Allocated memory is still 163.6MB. Free memory was 93.0MB in the beginning and 81.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 1622.59ms. Allocated memory is still 163.6MB. Free memory was 81.7MB in the beginning and 84.9MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 163.6MB. Free memory was 84.9MB in the beginning and 84.0MB in the end (delta: 862.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * i) + ielen) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 28 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax100 hnf100 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq139 hnf95 smp100 dnf100 smp100 tf110 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-12 00:45:25,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-12 00:45:25,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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