./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-lopstr16/single_elem_safe.i --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version 803cd42f
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 ../sv-benchmarks/c/array-lopstr16/single_elem_safe.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 f1aed9bc44add9424c35127ba8c0166402387241540742ea765fb4b7385c8271
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m
[2024-11-21 21:03:56,624 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-21 21:03:56,690 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-21 21:03:56,696 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-21 21:03:56,699 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-21 21:03:56,723 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-21 21:03:56,724 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-21 21:03:56,725 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-21 21:03:56,725 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-21 21:03:56,726 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-21 21:03:56,726 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-21 21:03:56,726 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-21 21:03:56,727 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-21 21:03:56,727 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-21 21:03:56,728 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-21 21:03:56,728 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-21 21:03:56,728 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-21 21:03:56,729 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-21 21:03:56,729 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-21 21:03:56,729 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-21 21:03:56,730 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-21 21:03:56,730 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-21 21:03:56,731 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-21 21:03:56,731 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-21 21:03:56,731 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-21 21:03:56,732 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-21 21:03:56,732 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-21 21:03:56,732 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-21 21:03:56,732 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-21 21:03:56,733 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-21 21:03:56,733 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-21 21:03:56,733 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-21 21:03:56,733 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-21 21:03:56,734 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-21 21:03:56,734 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-21 21:03:56,734 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-21 21:03:56,735 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-21 21:03:56,735 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-21 21:03:56,735 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-21 21:03:56,735 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-21 21:03:56,736 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-21 21:03:56,737 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-21 21:03:56,737 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 -> f1aed9bc44add9424c35127ba8c0166402387241540742ea765fb4b7385c8271
[2024-11-21 21:03:56,974 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-21 21:03:57,000 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-21 21:03:57,003 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-21 21:03:57,004 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-21 21:03:57,005 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-21 21:03:57,006 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-lopstr16/single_elem_safe.i
[2024-11-21 21:03:58,425 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-21 21:03:58,628 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-21 21:03:58,632 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/single_elem_safe.i
[2024-11-21 21:03:58,641 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafab359d/739d0325e96c45f28edcae7a8bd3d5b3/FLAG8ca08e882
[2024-11-21 21:03:58,652 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafab359d/739d0325e96c45f28edcae7a8bd3d5b3
[2024-11-21 21:03:58,654 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-21 21:03:58,656 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-21 21:03:58,658 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-21 21:03:58,658 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-21 21:03:58,663 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-21 21:03:58,664 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:58" (1/1) ...
[2024-11-21 21:03:58,665 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673a6880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:58, skipping insertion in model container
[2024-11-21 21:03:58,665 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:58" (1/1) ...
[2024-11-21 21:03:58,689 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-21 21:03:58,867 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/single_elem_safe.i[809,822]
[2024-11-21 21:03:58,899 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-21 21:04:05,354 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-21 21:04:05,367 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/single_elem_safe.i[809,822]
[2024-11-21 21:04:05,373 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-21 21:04:14,709 INFO  L204         MainTranslator]: Completed translation
[2024-11-21 21:04:14,710 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:14 WrapperNode
[2024-11-21 21:04:14,710 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-21 21:04:14,711 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-21 21:04:14,711 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-21 21:04:14,711 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-21 21:04:14,717 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:14" (1/1) ...
[2024-11-21 21:04:39,069 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:14" (1/1) ...