./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 9bd2c7ff 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_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/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_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu --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 0.2.3-dev-9bd2c7f [2023-11-19 07:39:59,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:39:59,435 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:39:59,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:39:59,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:39:59,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:39:59,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:39:59,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:39:59,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:39:59,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:39:59,510 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:39:59,511 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:39:59,512 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:39:59,514 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:39:59,515 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:39:59,515 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:39:59,516 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:39:59,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:39:59,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:39:59,519 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:39:59,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:39:59,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:39:59,521 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:39:59,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:39:59,522 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:39:59,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:39:59,523 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:39:59,524 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:39:59,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:39:59,525 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:39:59,526 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:39:59,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:39:59,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:39:59,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:39:59,528 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:39:59,529 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:39:59,530 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_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 [2023-11-19 07:39:59,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:39:59,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:39:59,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:39:59,959 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:39:59,959 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:39:59,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2023-11-19 07:40:03,753 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:40:04,595 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:40:04,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2023-11-19 07:40:04,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/data/3764e89e8/a29437f9a04543f4b7be4c9a96d48957/FLAGf4816ab5f [2023-11-19 07:40:04,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00022a38-eb78-4e0a-a354-5f89bbb9f6cc/bin/uautomizer-verify-uCwYo4JHxu/data/3764e89e8/a29437f9a04543f4b7be4c9a96d48957 [2023-11-19 07:40:04,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:40:04,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:40:04,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:04,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:40:04,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:40:04,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:04" (1/1) ... [2023-11-19 07:40:04,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f683d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:04, skipping insertion in model container [2023-11-19 07:40:04,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:04" (1/1) ... [2023-11-19 07:40:05,016 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:40:07,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:07,632 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:40:07,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug3.i","-S") [51] [2023-11-19 07:40:08,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:08,837 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:40:08,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08 WrapperNode [2023-11-19 07:40:08,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:08,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:08,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:40:08,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:40:08,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ...