./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 0e0057cc 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_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/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_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme --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 0.2.4-dev-0e0057c [2023-11-26 12:06:18,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:06:18,600 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 12:06:18,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:06:18,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:06:18,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:06:18,636 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:06:18,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:06:18,637 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:06:18,638 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:06:18,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:06:18,640 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:06:18,640 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:06:18,641 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 12:06:18,641 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 12:06:18,642 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 12:06:18,642 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 12:06:18,643 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 12:06:18,643 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 12:06:18,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:06:18,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 12:06:18,645 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:06:18,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:06:18,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:06:18,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:06:18,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 12:06:18,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 12:06:18,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 12:06:18,648 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:06:18,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:06:18,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:06:18,649 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 12:06:18,650 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:06:18,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:06:18,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:06:18,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:06:18,651 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:06:18,652 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 12:06:18,653 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_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 [2023-11-26 12:06:18,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:06:19,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:06:19,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:06:19,028 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:06:19,029 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:06:19,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2023-11-26 12:06:22,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:06:22,700 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:06:22,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2023-11-26 12:06:22,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/data/44b305647/4b11bcdbb4b34f89b1cc981d07f42f90/FLAGa536749d9 [2023-11-26 12:06:22,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42afeed0-2cdc-48da-a63c-536ce392236a/bin/uautomizer-verify-VRDe98Ueme/data/44b305647/4b11bcdbb4b34f89b1cc981d07f42f90 [2023-11-26 12:06:22,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:06:22,774 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:06:22,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:06:22,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:06:22,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:06:22,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:06:22" (1/1) ... [2023-11-26 12:06:22,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b55a000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:22, skipping insertion in model container [2023-11-26 12:06:22,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:06:22" (1/1) ... [2023-11-26 12:06:22,868 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:06:23,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:06:23,801 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:06:23,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug3.i","-S") [42] [2023-11-26 12:06:24,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:06:24,221 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:06:24,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24 WrapperNode [2023-11-26 12:06:24,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:06:24,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:06:24,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:06:24,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:06:24,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24" (1/1) ... [2023-11-26 12:06:24,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24" (1/1) ... [2023-11-26 12:06:43,251 INFO L138 Inliner]: procedures = 99, calls = 2817, calls flagged for inlining = 346, calls inlined = 12179, statements flattened = 598212 [2023-11-26 12:06:43,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:06:43,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:06:43,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:06:43,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:06:43,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24" (1/1) ... [2023-11-26 12:06:43,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24" (1/1) ... [2023-11-26 12:06:49,452 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24" (1/1) ... [2023-11-26 12:06:52,704 INFO L175 MemorySlicer]: Split 69262 memory accesses to 49 slices as follows [2, 28237, 28273, 187, 187, 342, 241, 546, 241, 420, 241, 546, 241, 408, 241, 546, 241, 420, 241, 276, 241, 264, 241, 264, 241, 246, 241, 240, 241, 252, 241, 270, 241, 240, 241, 312, 241, 264, 241, 270, 241, 228, 241, 240, 241, 240, 241, 240, 241]. 41 percent of accesses are in the largest equivalence class. The 338 initializations are split as follows [2, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]. The 3000 writes are split as follows [0, 42, 42, 42, 42, 126, 36, 228, 36, 90, 36, 228, 36, 90, 36, 228, 36, 90, 36, 66, 36, 60, 36, 66, 36, 54, 36, 54, 36, 72, 36, 78, 36, 48, 36, 108, 36, 72, 36, 72, 36, 48, 36, 54, 36, 54, 36, 54, 36]. [2023-11-26 12:06:52,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24" (1/1) ... [2023-11-26 12:06:52,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:24" (1/1) ...