./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_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_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/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_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/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_931178f3-0170-4eff-ac85-1c9113a3b51d/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 a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:57:17,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:57:17,587 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:57:17,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:57:17,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:57:17,623 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:57:17,624 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:57:17,625 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:57:17,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:57:17,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:57:17,627 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:57:17,628 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:57:17,629 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:57:17,629 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:57:17,630 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:57:17,630 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:57:17,631 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:57:17,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:57:17,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:57:17,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:57:17,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:57:17,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:57:17,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:57:17,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:57:17,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:57:17,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:57:17,637 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:57:17,637 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:57:17,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:57:17,638 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:57:17,639 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:57:17,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:57:17,640 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:57:17,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:57:17,641 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:57:17,642 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:57:17,642 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_931178f3-0170-4eff-ac85-1c9113a3b51d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 [2023-11-19 07:57:18,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:57:18,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:57:18,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:57:18,054 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:57:18,054 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:57:18,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2023-11-19 07:57:21,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:57:21,739 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:57:21,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2023-11-19 07:57:21,773 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu/data/3d21df3a1/649d3e8104ef476aa1cea0dd7b475362/FLAG582d5d561 [2023-11-19 07:57:21,792 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931178f3-0170-4eff-ac85-1c9113a3b51d/bin/uautomizer-verify-uCwYo4JHxu/data/3d21df3a1/649d3e8104ef476aa1cea0dd7b475362 [2023-11-19 07:57:21,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:57:21,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:57:21,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:57:21,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:57:21,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:57:21,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:21" (1/1) ... [2023-11-19 07:57:21,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6293eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:21, skipping insertion in model container [2023-11-19 07:57:21,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:21" (1/1) ... [2023-11-19 07:57:21,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:57:22,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:57:22,980 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:57:22,993 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug3.i","-S") [42] [2023-11-19 07:57:23,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:57:23,389 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:57:23,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23 WrapperNode [2023-11-19 07:57:23,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:57:23,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:57:23,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:57:23,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:57:23,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:57:23,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:57:41,195 INFO L138 Inliner]: procedures = 99, calls = 2817, calls flagged for inlining = 346, calls inlined = 12179, statements flattened = 598212 [2023-11-19 07:57:41,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:57:41,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:57:41,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:57:41,196 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:57:41,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:57:41,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:57:48,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:57:48,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:57:56,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:57:59,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:58:00,505 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ... [2023-11-19 07:58:00,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:23" (1/1) ...