./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/base_case.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/base_case.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-19 17:02:50,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 17:02:50,672 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 17:02:50,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 17:02:50,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 17:02:50,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 17:02:50,711 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 17:02:50,711 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 17:02:50,712 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 17:02:50,715 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 17:02:50,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 17:02:50,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 17:02:50,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 17:02:50,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 17:02:50,717 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 17:02:50,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 17:02:50,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 17:02:50,718 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 17:02:50,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 17:02:50,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 17:02:50,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 17:02:50,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 17:02:50,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 17:02:50,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 17:02:50,722 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 17:02:50,722 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 17:02:50,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 17:02:50,723 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 17:02:50,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 17:02:50,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 17:02:50,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 17:02:50,724 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 17:02:50,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 17:02:50,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 17:02:50,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 17:02:50,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 17:02:50,725 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 17:02:50,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 17:02:50,726 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 17:02:50,726 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 17:02:50,727 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 17:02:50,727 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 17:02:50,728 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 [2024-11-19 17:02:51,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 17:02:51,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 17:02:51,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 17:02:51,042 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 17:02:51,042 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 17:02:51,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/base_case.i [2024-11-19 17:02:52,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 17:02:52,686 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 17:02:52,687 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/base_case.i [2024-11-19 17:02:52,722 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085ae9197/59df274b19114afcb59e5714c812408b/FLAG838836d5f [2024-11-19 17:02:53,028 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085ae9197/59df274b19114afcb59e5714c812408b [2024-11-19 17:02:53,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 17:02:53,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 17:02:53,033 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 17:02:53,033 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 17:02:53,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 17:02:53,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:53" (1/1) ... [2024-11-19 17:02:53,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@165c6985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:53, skipping insertion in model container [2024-11-19 17:02:53,040 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:53" (1/1) ... [2024-11-19 17:02:53,061 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 17:02:53,219 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/base_case.i[802,815] [2024-11-19 17:02:53,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 17:02:59,241 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 17:02:59,252 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/base_case.i[802,815] [2024-11-19 17:02:59,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 17:03:09,002 INFO L204 MainTranslator]: Completed translation [2024-11-19 17:03:09,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:09 WrapperNode [2024-11-19 17:03:09,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 17:03:09,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 17:03:09,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 17:03:09,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 17:03:09,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:09" (1/1) ... [2024-11-19 17:03:32,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:09" (1/1) ...