./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 e7bb482b 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_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 0.2.3-dev-e7bb482 [2023-11-06 22:58:43,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:58:43,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 22:58:43,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:58:43,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:58:43,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:58:43,492 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:58:43,493 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:58:43,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:58:43,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:58:43,500 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:58:43,501 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:58:43,501 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:58:43,503 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:58:43,503 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:58:43,504 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:58:43,504 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:58:43,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:58:43,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:58:43,506 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:58:43,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:58:43,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:58:43,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:58:43,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:58:43,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:58:43,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:58:43,509 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:58:43,509 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:58:43,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:58:43,510 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:58:43,512 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:58:43,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:58:43,512 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:58:43,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:58:43,513 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:58:43,514 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:58:43,514 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_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 [2023-11-06 22:58:43,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:58:43,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:58:43,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:58:43,816 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:58:43,817 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:58:43,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2023-11-06 22:58:46,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:58:47,544 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:58:47,545 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2023-11-06 22:58:47,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/data/80768b37d/0481d8e7c44b4309be35d56b82e84aa7/FLAGa3f0afcea [2023-11-06 22:58:47,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee564d79-5d37-47ad-9231-eaf0bd56a8ca/bin/uautomizer-verify-WvqO1wxjHP/data/80768b37d/0481d8e7c44b4309be35d56b82e84aa7 [2023-11-06 22:58:47,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:58:47,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:58:47,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:47,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:58:47,637 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:58:47,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:47" (1/1) ... [2023-11-06 22:58:47,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da7a4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:47, skipping insertion in model container [2023-11-06 22:58:47,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:47" (1/1) ... [2023-11-06 22:58:47,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:58:49,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:49,895 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:58:49,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug3.i","-S") [51] [2023-11-06 22:58:50,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:50,827 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:58:50,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:50 WrapperNode [2023-11-06 22:58:50,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:50,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:50,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:58:50,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:58:50,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:50" (1/1) ... [2023-11-06 22:58:51,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:50" (1/1) ... [2023-11-06 22:59:31,474 INFO L138 Inliner]: procedures = 101, calls = 11882, calls flagged for inlining = 413, calls inlined = 12166, statements flattened = 1064274 [2023-11-06 22:59:31,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:59:31,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:59:31,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:59:31,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:59:31,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:50" (1/1) ... [2023-11-06 22:59:31,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:50" (1/1) ...