./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.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_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/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_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/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_34a888ef-dfa8-4c82-9811-fdce6b6d143a/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 66615d945375ceea5b4ada22b003e1a8e291ec4d3a0b5c3c04d345b3412d5b92 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:06:33,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:06:33,283 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 22:06:33,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:06:33,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:06:33,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:06:33,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:06:33,360 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:06:33,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:06:33,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:06:33,372 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:06:33,373 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:06:33,374 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:06:33,376 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:06:33,377 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:06:33,377 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:06:33,378 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:06:33,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:06:33,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:06:33,380 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:06:33,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:06:33,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:06:33,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:06:33,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:06:33,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:06:33,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:06:33,384 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:06:33,384 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:06:33,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:06:33,385 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:06:33,387 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:06:33,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:06:33,388 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:06:33,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:06:33,389 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:06:33,389 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:06:33,390 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_34a888ef-dfa8-4c82-9811-fdce6b6d143a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66615d945375ceea5b4ada22b003e1a8e291ec4d3a0b5c3c04d345b3412d5b92 [2023-11-06 22:06:33,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:06:33,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:06:33,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:06:33,858 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:06:33,859 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:06:33,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c [2023-11-06 22:06:37,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:06:38,257 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:06:38,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c [2023-11-06 22:06:38,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP/data/0b8735f06/653baf96a2a143188b46077eda688aaf/FLAG05bdb3b66 [2023-11-06 22:06:38,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a888ef-dfa8-4c82-9811-fdce6b6d143a/bin/uautomizer-verify-WvqO1wxjHP/data/0b8735f06/653baf96a2a143188b46077eda688aaf [2023-11-06 22:06:38,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:06:38,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:06:38,389 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:06:38,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:06:38,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:06:38,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:06:38" (1/1) ... [2023-11-06 22:06:38,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fb89c43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:38, skipping insertion in model container [2023-11-06 22:06:38,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:06:38" (1/1) ... [2023-11-06 22:06:38,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:06:41,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:06:41,712 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:06:41,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok4.i","-S") [52] [2023-11-06 22:06:43,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:06:43,449 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:06:43,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:43 WrapperNode [2023-11-06 22:06:43,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:06:43,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:06:43,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:06:43,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:06:43,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:43" (1/1) ... [2023-11-06 22:06:44,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:43" (1/1) ...