./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU --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 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:13:27,770 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:13:27,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 22:13:27,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:13:27,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:13:27,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:13:27,905 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:13:27,906 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:13:27,909 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:13:27,912 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:13:27,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:13:27,913 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:13:27,913 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:13:27,916 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:13:27,917 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:13:27,917 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:13:27,917 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:13:27,918 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:13:27,918 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:13:27,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:13:27,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:13:27,923 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:13:27,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:13:27,924 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:13:27,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:13:27,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:13:27,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:13:27,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:13:27,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:13:27,926 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:13:27,926 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:13:27,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:13:27,926 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:13:27,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:13:27,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:13:27,930 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:13:27,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:13:27,931 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:13:27,932 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:13:27,932 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 [2024-10-31 22:13:28,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:13:28,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:13:28,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:13:28,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:13:28,304 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:13:28,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c Unable to find full path for "g++" [2024-10-31 22:13:30,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:13:31,027 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:13:31,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2024-10-31 22:13:31,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/data/dd48120a3/b14f645f7cc84d0293ed11391a87b9f3/FLAG19050d5d8 [2024-10-31 22:13:31,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81b411a4-0d15-4de7-97cb-7553c0654d8a/bin/uautomizer-verify-4GaUIPS5ZU/data/dd48120a3/b14f645f7cc84d0293ed11391a87b9f3 [2024-10-31 22:13:31,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:13:31,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:13:31,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:13:31,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:13:31,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:13:31,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:13:31" (1/1) ... [2024-10-31 22:13:31,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128bfe08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:31, skipping insertion in model container [2024-10-31 22:13:31,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:13:31" (1/1) ... [2024-10-31 22:13:31,223 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:13:32,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:13:32,632 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:13:32,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug2.i","-S") [51] [2024-10-31 22:13:33,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:13:33,368 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:13:33,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33 WrapperNode [2024-10-31 22:13:33,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:13:33,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:13:33,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:13:33,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:13:33,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:33,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:52,571 INFO L138 Inliner]: procedures = 101, calls = 7876, calls flagged for inlining = 383, calls inlined = 8042, statements flattened = 539803 [2024-10-31 22:13:52,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:13:52,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:13:52,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:13:52,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:13:52,585 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ... [2024-10-31 22:13:52,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:33" (1/1) ...