./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30e01a73 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_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ --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 b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:36:41,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:36:41,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-23 21:36:41,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:36:41,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:36:41,673 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:36:41,674 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:36:41,675 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:36:41,676 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:36:41,676 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:36:41,677 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:36:41,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:36:41,678 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:36:41,679 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-23 21:36:41,680 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-23 21:36:41,680 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-23 21:36:41,681 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-23 21:36:41,681 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-23 21:36:41,682 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-23 21:36:41,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:36:41,683 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-23 21:36:41,683 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:36:41,684 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:36:41,684 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:36:41,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:36:41,685 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-23 21:36:41,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-23 21:36:41,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-23 21:36:41,686 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:36:41,686 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:36:41,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:36:41,687 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-23 21:36:41,688 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:36:41,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:36:41,688 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:36:41,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:36:41,689 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:36:41,689 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-23 21:36:41,690 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_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 [2023-11-23 21:36:41,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:36:41,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:36:41,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:36:41,993 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:36:41,994 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:36:41,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2023-11-23 21:36:45,203 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:36:45,776 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:36:45,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2023-11-23 21:36:45,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/data/57cfd0800/5d8d70c7372f40c88dac72d0a17e20e6/FLAGa6b13ab5f [2023-11-23 21:36:45,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2026f8-c6ab-4343-b77b-c8e631750d3c/bin/uautomizer-verify-zZY32mL2XJ/data/57cfd0800/5d8d70c7372f40c88dac72d0a17e20e6 [2023-11-23 21:36:45,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:36:45,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:36:45,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:36:45,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:36:45,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:36:45,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:36:45" (1/1) ... [2023-11-23 21:36:45,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237290ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:45, skipping insertion in model container [2023-11-23 21:36:45,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:36:45" (1/1) ... [2023-11-23 21:36:46,013 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:36:47,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:36:47,492 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:36:47,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok2.i","-S") [51] [2023-11-23 21:36:48,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:36:48,124 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:36:48,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48 WrapperNode [2023-11-23 21:36:48,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:36:48,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:36:48,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:36:48,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:36:48,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ... [2023-11-23 21:36:48,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ... [2023-11-23 21:37:05,573 INFO L138 Inliner]: procedures = 101, calls = 6645, calls flagged for inlining = 384, calls inlined = 8082, statements flattened = 534244 [2023-11-23 21:37:05,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:37:05,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:37:05,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:37:05,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:37:05,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ... [2023-11-23 21:37:05,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ... [2023-11-23 21:37:12,709 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ... [2023-11-23 21:37:14,270 INFO L189 HeapSplitter]: Split 81598 memory accesses to 57 slices as follows [2, 24, 24, 24, 16, 360, 488, 25056, 25080, 12792, 12704, 284, 212, 139, 81, 275, 81, 183, 81, 275, 81, 183, 81, 275, 81, 183, 81, 95, 81, 95, 81, 87, 81, 75, 81, 71, 81, 79, 81, 91, 81, 71, 81, 119, 81, 87, 81, 91, 81, 63, 81, 71, 81, 71, 81, 71, 81] [2023-11-23 21:37:14,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ... [2023-11-23 21:37:14,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ... [2023-11-23 21:37:23,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48" (1/1) ...