./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl --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 66615d945375ceea5b4ada22b003e1a8e291ec4d3a0b5c3c04d345b3412d5b92 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:25:28,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:25:28,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:25:28,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:25:28,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:25:28,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:25:28,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:25:28,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:25:28,701 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:25:28,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:25:28,703 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:25:28,703 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:25:28,704 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:25:28,705 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:25:28,705 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:25:28,706 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:25:28,706 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:25:28,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:25:28,708 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:25:28,708 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:25:28,709 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:25:28,713 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:25:28,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:25:28,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:25:28,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:25:28,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:25:28,715 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:25:28,716 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:25:28,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:25:28,716 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:25:28,717 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:25:28,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:25:28,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:25:28,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:25:28,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:25:28,720 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:25:28,720 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_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66615d945375ceea5b4ada22b003e1a8e291ec4d3a0b5c3c04d345b3412d5b92 [2023-11-12 02:25:29,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:25:29,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:25:29,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:25:29,105 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:25:29,106 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:25:29,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c [2023-11-12 02:25:32,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:25:33,160 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:25:33,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c [2023-11-12 02:25:33,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/data/3d8cff10a/324d9b38e3724abaa9ffe5aab46a7274/FLAGca1f3ea3a [2023-11-12 02:25:33,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da8516b-14c5-4ae5-804a-024cb90dda57/bin/uautomizer-verify-uTZkv6EMXl/data/3d8cff10a/324d9b38e3724abaa9ffe5aab46a7274 [2023-11-12 02:25:33,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:25:33,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:25:33,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:33,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:25:33,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:25:33,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:33" (1/1) ... [2023-11-12 02:25:33,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a48b32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:33, skipping insertion in model container [2023-11-12 02:25:33,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:33" (1/1) ... [2023-11-12 02:25:33,524 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:25:36,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:36,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:25:36,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok4.i","-S") [52] [2023-11-12 02:25:37,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:37,711 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:25:37,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:37 WrapperNode [2023-11-12 02:25:37,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:37,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:25:37,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:25:37,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:25:37,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:37" (1/1) ... [2023-11-12 02:25:38,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:37" (1/1) ...