./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.3.prop1-func-interl.c --full-output --architecture 64bit


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


Checking for ERROR reachability
Using default analysis
Version 826ab2ba
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd --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 64bit --witnessprinter.graph.data.programhash 04927dfb69f8ef3367b374404f29bd40a71da3fdb862ae11077fc5d1ad55f1a1
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 16:05:54,864 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-13 16:05:54,974 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf
[2024-11-13 16:05:54,985 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 16:05:54,985 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-13 16:05:55,025 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 16:05:55,028 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-13 16:05:55,028 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-13 16:05:55,029 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-13 16:05:55,029 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-13 16:05:55,030 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-13 16:05:55,031 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-13 16:05:55,031 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 16:05:55,031 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-13 16:05:55,032 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-13 16:05:55,032 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 16:05:55,032 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-13 16:05:55,032 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-13 16:05:55,032 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-13 16:05:55,032 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-13 16:05:55,033 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 16:05:55,033 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-13 16:05:55,034 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-13 16:05:55,034 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-13 16:05:55,034 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-13 16:05:55,034 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 16:05:55,035 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-13 16:05:55,035 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-13 16:05:55,035 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-13 16:05:55,035 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 16:05:55,035 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 16:05:55,035 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-13 16:05:55,036 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
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_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd
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 -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04927dfb69f8ef3367b374404f29bd40a71da3fdb862ae11077fc5d1ad55f1a1
[2024-11-13 16:05:55,349 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 16:05:55,358 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 16:05:55,360 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 16:05:55,361 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-13 16:05:55,362 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-13 16:05:55,363 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.3.prop1-func-interl.c
Unable to find full path for "g++"
[2024-11-13 16:05:57,541 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-13 16:05:58,198 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-13 16:05:58,201 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.3.prop1-func-interl.c
[2024-11-13 16:05:58,243 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/data/1fe7975e9/bef6440d1734414f8e85d9acce6dc4a0/FLAG64b841b0d
[2024-11-13 16:05:58,270 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/data/1fe7975e9/bef6440d1734414f8e85d9acce6dc4a0
[2024-11-13 16:05:58,277 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 16:05:58,279 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 16:05:58,281 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 16:05:58,281 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 16:05:58,288 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 16:05:58,289 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:05:58" (1/1) ...
[2024-11-13 16:05:58,291 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e07234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:05:58, skipping insertion in model container
[2024-11-13 16:05:58,293 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:05:58" (1/1) ...
[2024-11-13 16:05:58,465 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-13 16:05:58,838 WARN  L250   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_d7dae388-158e-4f27-befe-6c48a33fff2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.3.prop1-func-interl.c[1173,1186]
[2024-11-13 16:06:00,170 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 16:06:00,183 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-13 16:06:00,195 WARN  L250   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_d7dae388-158e-4f27-befe-6c48a33fff2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.3.prop1-func-interl.c[1173,1186]
[2024-11-13 16:06:00,979 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 16:06:00,997 INFO  L204         MainTranslator]: Completed translation
[2024-11-13 16:06:00,998 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00 WrapperNode
[2024-11-13 16:06:00,999 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 16:06:01,000 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 16:06:01,001 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 16:06:01,001 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 16:06:01,010 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:01,276 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:04,893 INFO  L138                Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 25232
[2024-11-13 16:06:04,893 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 16:06:04,894 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 16:06:04,896 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 16:06:04,897 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 16:06:04,921 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:04,926 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:06,615 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:07,098 INFO  L175           MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-13 16:06:07,099 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:07,100 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:08,158 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:08,457 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:08,556 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:08,635 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:09,021 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 16:06:09,022 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 16:06:09,022 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 16:06:09,022 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-13 16:06:09,024 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (1/1) ...
[2024-11-13 16:06:09,031 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 16:06:09,046 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 16:06:09,063 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-13 16:06:09,072 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7dae388-158e-4f27-befe-6c48a33fff2d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-13 16:06:09,101 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 16:06:09,102 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-13 16:06:09,102 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 16:06:09,102 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 16:06:10,996 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-13 16:06:10,999 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 16:07:28,470 INFO  L?                        ?]: Removed 14277 outVars from TransFormulas that were not future-live.
[2024-11-13 16:07:28,470 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-13 16:07:28,642 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 16:07:28,643 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-13 16:07:28,644 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:07:28 BoogieIcfgContainer
[2024-11-13 16:07:28,644 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 16:07:28,647 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-13 16:07:28,647 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-13 16:07:28,653 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-13 16:07:28,654 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:05:58" (1/3) ...
[2024-11-13 16:07:28,655 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@308414e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:07:28, skipping insertion in model container
[2024-11-13 16:07:28,655 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:06:00" (2/3) ...
[2024-11-13 16:07:28,656 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@308414e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:07:28, skipping insertion in model container
[2024-11-13 16:07:28,656 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:07:28" (3/3) ...
[2024-11-13 16:07:28,657 INFO  L112   eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.rether.3.prop1-func-interl.c
[2024-11-13 16:07:28,681 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-13 16:07:28,683 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.rether.3.prop1-func-interl.c that has 1 procedures, 8942 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-13 16:07:28,940 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-13 16:07:28,961 INFO  L333      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1259a95f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-13 16:07:28,961 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-13 16:07:28,996 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 8942 states, 8940 states have (on average 1.5001118568232663) internal successors, (13411), 8941 states have internal predecessors, (13411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:29,025 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 344
[2024-11-13 16:07:29,025 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 16:07:29,027 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:07:29,029 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 16:07:29,034 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:07:29,035 INFO  L85        PathProgramCache]: Analyzing trace with hash -925772957, now seen corresponding path program 1 times
[2024-11-13 16:07:29,044 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:07:29,045 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293249541]
[2024-11-13 16:07:29,046 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:07:29,046 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:07:29,967 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:07:32,330 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 16:07:32,336 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:07:32,336 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293249541]
[2024-11-13 16:07:32,337 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293249541] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:07:32,337 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:07:32,338 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-13 16:07:32,339 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700817355]
[2024-11-13 16:07:32,341 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:07:32,349 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 16:07:32,350 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:07:32,377 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 16:07:32,378 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:07:32,399 INFO  L87              Difference]: Start difference. First operand  has 8942 states, 8940 states have (on average 1.5001118568232663) internal successors, (13411), 8941 states have internal predecessors, (13411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 4 states, 4 states have (on average 85.75) internal successors, (343), 4 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:33,142 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:07:33,143 INFO  L93              Difference]: Finished difference Result 17481 states and 26221 transitions.
[2024-11-13 16:07:33,147 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-13 16:07:33,149 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 85.75) internal successors, (343), 4 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 343
[2024-11-13 16:07:33,151 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:07:33,228 INFO  L225             Difference]: With dead ends: 17481
[2024-11-13 16:07:33,228 INFO  L226             Difference]: Without dead ends: 8941
[2024-11-13 16:07:33,251 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:07:33,255 INFO  L432           NwaCegarLoop]: 13405 mSDtfsCounter, 0 mSDsluCounter, 26804 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 40209 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-13 16:07:33,258 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 40209 Invalid, 11 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-13 16:07:33,297 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 8941 states.
[2024-11-13 16:07:33,584 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 8941 to 8941.
[2024-11-13 16:07:33,610 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 8941 states, 8940 states have (on average 1.4998881431767337) internal successors, (13409), 8940 states have internal predecessors, (13409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:33,668 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 8941 states to 8941 states and 13409 transitions.
[2024-11-13 16:07:33,671 INFO  L78                 Accepts]: Start accepts. Automaton has 8941 states and 13409 transitions. Word has length 343
[2024-11-13 16:07:33,673 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:07:33,676 INFO  L471      AbstractCegarLoop]: Abstraction has 8941 states and 13409 transitions.
[2024-11-13 16:07:33,677 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 85.75) internal successors, (343), 4 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:33,677 INFO  L276                IsEmpty]: Start isEmpty. Operand 8941 states and 13409 transitions.
[2024-11-13 16:07:33,688 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 345
[2024-11-13 16:07:33,690 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 16:07:33,690 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:07:33,690 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-13 16:07:33,691 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 16:07:33,691 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:07:33,692 INFO  L85        PathProgramCache]: Analyzing trace with hash 1367506755, now seen corresponding path program 1 times
[2024-11-13 16:07:33,692 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:07:33,692 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784953353]
[2024-11-13 16:07:33,692 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:07:33,692 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:07:33,957 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:07:34,871 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 16:07:34,874 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:07:34,874 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784953353]
[2024-11-13 16:07:34,875 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784953353] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:07:34,875 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:07:34,875 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-13 16:07:34,875 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283476907]
[2024-11-13 16:07:34,875 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:07:34,877 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 16:07:34,880 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:07:34,881 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 16:07:34,882 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:07:34,882 INFO  L87              Difference]: Start difference. First operand 8941 states and 13409 transitions. Second operand  has 4 states, 4 states have (on average 86.0) internal successors, (344), 4 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:35,325 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:07:35,326 INFO  L93              Difference]: Finished difference Result 17482 states and 26219 transitions.
[2024-11-13 16:07:35,326 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-13 16:07:35,327 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 86.0) internal successors, (344), 4 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 344
[2024-11-13 16:07:35,328 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:07:35,378 INFO  L225             Difference]: With dead ends: 17482
[2024-11-13 16:07:35,379 INFO  L226             Difference]: Without dead ends: 8943
[2024-11-13 16:07:35,389 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:07:35,392 INFO  L432           NwaCegarLoop]: 13405 mSDtfsCounter, 0 mSDsluCounter, 26800 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 40205 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-13 16:07:35,392 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 40205 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-13 16:07:35,411 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 8943 states.
[2024-11-13 16:07:35,585 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 8943 to 8943.
[2024-11-13 16:07:35,608 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 8943 states, 8942 states have (on average 1.4997763363900694) internal successors, (13411), 8942 states have internal predecessors, (13411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:35,655 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 8943 states to 8943 states and 13411 transitions.
[2024-11-13 16:07:35,656 INFO  L78                 Accepts]: Start accepts. Automaton has 8943 states and 13411 transitions. Word has length 344
[2024-11-13 16:07:35,657 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:07:35,657 INFO  L471      AbstractCegarLoop]: Abstraction has 8943 states and 13411 transitions.
[2024-11-13 16:07:35,658 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 86.0) internal successors, (344), 4 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:35,660 INFO  L276                IsEmpty]: Start isEmpty. Operand 8943 states and 13411 transitions.
[2024-11-13 16:07:35,666 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 346
[2024-11-13 16:07:35,666 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 16:07:35,667 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:07:35,667 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-13 16:07:35,667 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 16:07:35,668 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:07:35,668 INFO  L85        PathProgramCache]: Analyzing trace with hash -1654927300, now seen corresponding path program 1 times
[2024-11-13 16:07:35,668 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:07:35,668 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959946544]
[2024-11-13 16:07:35,669 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:07:35,669 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:07:36,003 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:07:37,069 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 16:07:37,070 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:07:37,070 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959946544]
[2024-11-13 16:07:37,070 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959946544] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:07:37,070 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:07:37,070 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-13 16:07:37,071 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237699403]
[2024-11-13 16:07:37,071 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:07:37,073 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-13 16:07:37,073 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:07:37,074 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-13 16:07:37,075 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-13 16:07:37,075 INFO  L87              Difference]: Start difference. First operand 8943 states and 13411 transitions. Second operand  has 5 states, 5 states have (on average 69.0) internal successors, (345), 5 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:37,824 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:07:37,824 INFO  L93              Difference]: Finished difference Result 24383 states and 36568 transitions.
[2024-11-13 16:07:37,824 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-13 16:07:37,825 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 5 states have (on average 69.0) internal successors, (345), 5 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 345
[2024-11-13 16:07:37,826 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:07:37,892 INFO  L225             Difference]: With dead ends: 24383
[2024-11-13 16:07:37,893 INFO  L226             Difference]: Without dead ends: 15842
[2024-11-13 16:07:37,906 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2024-11-13 16:07:37,907 INFO  L432           NwaCegarLoop]: 13401 mSDtfsCounter, 10618 mSDsluCounter, 39596 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10618 SdHoareTripleChecker+Valid, 52997 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-13 16:07:37,908 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [10618 Valid, 52997 Invalid, 30 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-13 16:07:37,943 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 15842 states.
[2024-11-13 16:07:38,205 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 15842 to 9213.
[2024-11-13 16:07:38,223 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 9213 states, 9212 states have (on average 1.4996743378202344) internal successors, (13815), 9212 states have internal predecessors, (13815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:38,457 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9213 states to 9213 states and 13815 transitions.
[2024-11-13 16:07:38,457 INFO  L78                 Accepts]: Start accepts. Automaton has 9213 states and 13815 transitions. Word has length 345
[2024-11-13 16:07:38,458 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:07:38,459 INFO  L471      AbstractCegarLoop]: Abstraction has 9213 states and 13815 transitions.
[2024-11-13 16:07:38,460 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 69.0) internal successors, (345), 5 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:07:38,460 INFO  L276                IsEmpty]: Start isEmpty. Operand 9213 states and 13815 transitions.
[2024-11-13 16:07:38,899 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4611
[2024-11-13 16:07:38,899 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 16:07:38,905 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 16:07:38,907 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-13 16:07:38,908 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 16:07:38,908 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:07:38,911 INFO  L85        PathProgramCache]: Analyzing trace with hash 1892010675, now seen corresponding path program 1 times
[2024-11-13 16:07:38,911 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:07:38,911 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269806645]
[2024-11-13 16:07:38,913 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:07:38,914 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 16:07:47,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 16:08:06,010 INFO  L134       CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 16:08:06,010 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 16:08:06,011 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269806645]
[2024-11-13 16:08:06,011 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269806645] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 16:08:06,011 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 16:08:06,012 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-13 16:08:06,012 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172768602]
[2024-11-13 16:08:06,012 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 16:08:06,018 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 16:08:06,019 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 16:08:06,026 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 16:08:06,027 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 16:08:06,029 INFO  L87              Difference]: Start difference. First operand 9213 states and 13815 transitions. Second operand  has 4 states, 4 states have (on average 1152.5) internal successors, (4610), 4 states have internal predecessors, (4610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:08:06,431 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 16:08:06,432 INFO  L93              Difference]: Finished difference Result 17754 states and 26624 transitions.
[2024-11-13 16:08:06,432 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-13 16:08:06,434 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 1152.5) internal successors, (4610), 4 states have internal predecessors, (4610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4610
[2024-11-13 16:08:06,436 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 16:08:06,465 INFO  L225             Difference]: With dead ends: 17754
[2024-11-13 16:08:06,465 INFO  L226             Difference]: Without dead ends: 9213
[2024-11-13 16:08:06,477 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-13 16:08:06,481 INFO  L432           NwaCegarLoop]: 13395 mSDtfsCounter, 12633 mSDsluCounter, 13393 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12633 SdHoareTripleChecker+Valid, 26788 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-13 16:08:06,482 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [12633 Valid, 26788 Invalid, 21 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-13 16:08:06,499 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 9213 states.
[2024-11-13 16:08:06,655 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 9213 to 9213.
[2024-11-13 16:08:06,670 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 9213 states, 9212 states have (on average 1.4995657837603127) internal successors, (13814), 9212 states have internal predecessors, (13814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:08:06,702 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9213 states to 9213 states and 13814 transitions.
[2024-11-13 16:08:06,702 INFO  L78                 Accepts]: Start accepts. Automaton has 9213 states and 13814 transitions. Word has length 4610
[2024-11-13 16:08:06,704 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-13 16:08:06,705 INFO  L471      AbstractCegarLoop]: Abstraction has 9213 states and 13814 transitions.
[2024-11-13 16:08:06,707 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 1152.5) internal successors, (4610), 4 states have internal predecessors, (4610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-13 16:08:06,707 INFO  L276                IsEmpty]: Start isEmpty. Operand 9213 states and 13814 transitions.
[2024-11-13 16:08:07,136 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4612
[2024-11-13 16:08:07,136 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-13 16:08:07,139 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[2024-11-13 16:08:07,140 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-13 16:08:07,140 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 16:08:07,141 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 16:08:07,144 INFO  L85        PathProgramCache]: Analyzing trace with hash -411071869, now seen corresponding path program 1 times
[2024-11-13 16:08:07,144 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 16:08:07,144 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589104188]
[2024-11-13 16:08:07,146 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 16:08:07,146 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms