./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.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 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 16:30:07,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 16:30:07,117 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-04 16:30:07,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 16:30:07,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 16:30:07,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 16:30:07,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 16:30:07,143 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 16:30:07,143 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 16:30:07,144 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 16:30:07,144 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 16:30:07,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 16:30:07,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 16:30:07,145 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 16:30:07,145 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 16:30:07,145 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 16:30:07,145 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 16:30:07,145 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 16:30:07,145 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 16:30:07,145 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 16:30:07,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 16:30:07,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 16:30:07,146 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 16:30:07,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 16:30:07,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 16:30:07,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 16:30:07,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 16:30:07,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 16:30:07,147 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 16:30:07,147 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 16:30:07,147 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 16:30:07,147 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 [2025-03-04 16:30:07,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 16:30:07,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 16:30:07,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 16:30:07,408 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 16:30:07,408 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 16:30:07,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2025-03-04 16:30:08,623 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7d6de5d/5e070834eab9418e911a887b48f67aab/FLAG23dbb53b4 [2025-03-04 16:30:09,054 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 16:30:09,055 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2025-03-04 16:30:09,100 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7d6de5d/5e070834eab9418e911a887b48f67aab/FLAG23dbb53b4 [2025-03-04 16:30:09,137 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7d6de5d/5e070834eab9418e911a887b48f67aab [2025-03-04 16:30:09,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 16:30:09,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 16:30:09,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 16:30:09,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 16:30:09,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 16:30:09,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:30:09" (1/1) ... [2025-03-04 16:30:09,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29eb79d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:09, skipping insertion in model container [2025-03-04 16:30:09,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:30:09" (1/1) ... [2025-03-04 16:30:09,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 16:30:10,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 16:30:10,697 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 16:30:10,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug3.i","-S") [51] [2025-03-04 16:30:11,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 16:30:11,227 INFO L204 MainTranslator]: Completed translation [2025-03-04 16:30:11,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11 WrapperNode [2025-03-04 16:30:11,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 16:30:11,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 16:30:11,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 16:30:11,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 16:30:11,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11" (1/1) ... [2025-03-04 16:30:11,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11" (1/1) ... [2025-03-04 16:30:33,561 INFO L138 Inliner]: procedures = 102, calls = 13802, calls flagged for inlining = 413, calls inlined = 12166, statements flattened = 1076786 [2025-03-04 16:30:33,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 16:30:33,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 16:30:33,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 16:30:33,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 16:30:33,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11" (1/1) ... [2025-03-04 16:30:33,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11" (1/1) ... [2025-03-04 16:30:41,079 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11" (1/1) ... [2025-03-04 16:30:43,891 INFO L175 MemorySlicer]: Split 182767 memory accesses to 57 slices as follows [2, 37, 37, 37, 24, 780, 1092, 56640, 56700, 28908, 28704, 642, 462, 251, 165, 455, 165, 329, 165, 455, 165, 317, 165, 455, 165, 329, 165, 185, 165, 173, 165, 173, 165, 155, 165, 149, 165, 161, 165, 179, 165, 149, 165, 221, 165, 173, 165, 179, 165, 137, 165, 149, 165, 149, 165, 149, 165]. 31 percent of accesses are in the largest equivalence class. The 1940 initializations are split as follows [2, 0, 0, 0, 6, 12, 12, 12, 12, 12, 12, 6, 6, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42]. The 3113 writes are split as follows [0, 25, 25, 25, 12, 12, 12, 12, 12, 12, 12, 6, 6, 126, 41, 228, 41, 90, 41, 228, 41, 90, 41, 228, 41, 90, 41, 66, 41, 60, 41, 66, 41, 54, 41, 54, 41, 72, 41, 78, 41, 48, 41, 108, 41, 72, 41, 72, 41, 48, 41, 54, 41, 54, 41, 54, 41]. [2025-03-04 16:30:43,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11" (1/1) ... [2025-03-04 16:30:43,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:30:11" (1/1) ...