./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label44.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 0e0057cc
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_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f5d8c4a636b8dfabd556234cae55867dd67f4ff1e1723e91f966595825f7e27
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-24 22:16:08,869 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-24 22:16:08,948 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf
[2023-11-24 22:16:08,954 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-24 22:16:08,955 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-24 22:16:08,982 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-24 22:16:08,983 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-24 22:16:08,984 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2023-11-24 22:16:08,985 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-24 22:16:08,986 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-24 22:16:08,986 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-24 22:16:08,987 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-24 22:16:08,988 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-24 22:16:08,988 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-24 22:16:08,989 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-24 22:16:08,989 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-24 22:16:08,990 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-24 22:16:08,990 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-24 22:16:08,991 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-24 22:16:08,992 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-24 22:16:08,992 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-24 22:16:08,993 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-24 22:16:08,993 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-24 22:16:08,994 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-24 22:16:08,994 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-24 22:16:08,995 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-24 22:16:08,995 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 22:16:08,996 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-24 22:16:08,996 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-24 22:16:08,997 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-24 22:16:08,997 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-24 22:16:08,997 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-24 22:16:08,998 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-24 22:16:08,998 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/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_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi
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 -> Kojak
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 -> 1f5d8c4a636b8dfabd556234cae55867dd67f4ff1e1723e91f966595825f7e27
[2023-11-24 22:16:09,236 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-24 22:16:09,271 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-24 22:16:09,274 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-24 22:16:09,275 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-24 22:16:09,276 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-24 22:16:09,277 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-programs/Problem102_label44.c
[2023-11-24 22:16:12,510 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-24 22:16:15,874 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-24 22:16:15,875 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/sv-benchmarks/c/eca-programs/Problem102_label44.c
[2023-11-24 22:16:16,159 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/data/8ef11e4e0/96d416a7bb1641099c208cc8fd1e1b44/FLAGfe54105a5
[2023-11-24 22:16:16,177 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/bin/ukojak-verify-afCqCEvfdi/data/8ef11e4e0/96d416a7bb1641099c208cc8fd1e1b44
[2023-11-24 22:16:16,181 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-24 22:16:16,183 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-24 22:16:16,186 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-24 22:16:16,186 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-24 22:16:16,191 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-24 22:16:16,192 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:16" (1/1) ...
[2023-11-24 22:16:16,194 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a375e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:16, skipping insertion in model container
[2023-11-24 22:16:16,195 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:16" (1/1) ...
[2023-11-24 22:16:18,151 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-24 22:16:45,198 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/sv-benchmarks/c/eca-programs/Problem102_label44.c[5716609,5716622]
[2023-11-24 22:16:45,329 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 22:16:45,344 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-24 22:16:59,833 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3e63b89-38ef-44c9-9c37-5e25a276e139/sv-benchmarks/c/eca-programs/Problem102_label44.c[5716609,5716622]
[2023-11-24 22:16:59,836 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 22:17:05,023 INFO  L206         MainTranslator]: Completed translation
[2023-11-24 22:17:05,023 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:05 WrapperNode
[2023-11-24 22:17:05,023 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-24 22:17:05,024 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-24 22:17:05,025 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-24 22:17:05,025 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-24 22:17:05,032 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:05" (1/1) ...
[2023-11-24 22:17:06,589 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:05" (1/1) ...