./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.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_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/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_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/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_789758b9-bab6-4f45-8845-9601975831f3/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 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:17:14,619 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:17:14,735 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:17:14,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:17:14,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:17:14,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:17:14,788 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:17:14,789 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:17:14,790 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:17:14,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:17:14,796 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:17:14,797 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:17:14,797 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:17:14,799 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:17:14,800 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:17:14,800 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:17:14,801 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:17:14,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:17:14,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:17:14,803 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:17:14,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:17:14,804 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:17:14,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:17:14,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:17:14,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:17:14,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:17:14,807 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:17:14,808 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:17:14,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:17:14,809 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:17:14,810 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:17:14,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:17:14,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:17:14,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:17:14,812 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:17:14,812 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:17:14,813 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_789758b9-bab6-4f45-8845-9601975831f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 [2023-11-12 02:17:15,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:17:15,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:17:15,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:17:15,189 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:17:15,190 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:17:15,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2023-11-12 02:17:18,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:17:19,057 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:17:19,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2023-11-12 02:17:19,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl/data/0fd130ee4/ef676237165a4df09590b7e02619005c/FLAG6b7afa06b [2023-11-12 02:17:19,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789758b9-bab6-4f45-8845-9601975831f3/bin/uautomizer-verify-uTZkv6EMXl/data/0fd130ee4/ef676237165a4df09590b7e02619005c [2023-11-12 02:17:19,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:17:19,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:17:19,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:17:19,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:17:19,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:17:19,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:17:19" (1/1) ... [2023-11-12 02:17:19,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c45e501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:19, skipping insertion in model container [2023-11-12 02:17:19,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:17:19" (1/1) ... [2023-11-12 02:17:19,305 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:17:20,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:17:20,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:17:20,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug2.i","-S") [51] [2023-11-12 02:17:21,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:17:21,623 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:17:21,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21 WrapperNode [2023-11-12 02:17:21,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:17:21,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:17:21,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:17:21,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:17:21,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ... [2023-11-12 02:17:21,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ... [2023-11-12 02:17:40,019 INFO L138 Inliner]: procedures = 101, calls = 6644, calls flagged for inlining = 383, calls inlined = 8042, statements flattened = 531580 [2023-11-12 02:17:40,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:17:40,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:17:40,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:17:40,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:17:40,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ... [2023-11-12 02:17:40,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ... [2023-11-12 02:17:46,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ... [2023-11-12 02:17:46,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ... [2023-11-12 02:17:55,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ... [2023-11-12 02:17:58,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:21" (1/1) ...