./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label10.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1 --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 ac7de5164251639b2400ff1603c39dd636fb13644c72069e845fbf12f4a8cbdb
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 06:33:53,965 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-12-02 06:33:54,019 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 06:33:54,024 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 06:33:54,024 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 06:33:54,046 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 06:33:54,046 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 06:33:54,046 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 06:33:54,047 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 06:33:54,047 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-12-02 06:33:54,047 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 06:33:54,047 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 06:33:54,047 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 06:33:54,047 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-12-02 06:33:54,047 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-12-02 06:33:54,048 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 06:33:54,048 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-12-02 06:33:54,049 INFO  L151        SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 06:33:54,049 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-12-02 06:33:54,049 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 06:33:54,050 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Compute procedure contracts=false
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 06:33:54,050 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 06:33:54,051 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_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1
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 -> ac7de5164251639b2400ff1603c39dd636fb13644c72069e845fbf12f4a8cbdb
[2024-12-02 06:33:54,294 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 06:33:54,303 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 06:33:54,305 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 06:33:54,307 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-12-02 06:33:54,307 INFO  L274        PluginConnector]: CDTParser initialized
[2024-12-02 06:33:54,308 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/eca-rers2012/Problem07_label10.c
[2024-12-02 06:33:56,959 INFO  L533              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/data/ea1df1b14/8fa51be9b4c24866a341e9979239bf5c/FLAGfb6167e6a
[2024-12-02 06:33:58,094 INFO  L384              CDTParser]: Found 1 translation units.
[2024-12-02 06:33:58,095 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/sv-benchmarks/c/eca-rers2012/Problem07_label10.c
[2024-12-02 06:33:58,223 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/data/ea1df1b14/8fa51be9b4c24866a341e9979239bf5c/FLAGfb6167e6a
[2024-12-02 06:33:58,526 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/data/ea1df1b14/8fa51be9b4c24866a341e9979239bf5c
[2024-12-02 06:33:58,527 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 06:33:58,528 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 06:33:58,529 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 06:33:58,529 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 06:33:58,532 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 06:33:58,533 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:33:58" (1/1) ...
[2024-12-02 06:33:58,533 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8f0b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:33:58, skipping insertion in model container
[2024-12-02 06:33:58,533 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:33:58" (1/1) ...
[2024-12-02 06:33:59,055 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-12-02 06:34:08,022 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_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/sv-benchmarks/c/eca-rers2012/Problem07_label10.c[2772735,2772748]
[2024-12-02 06:34:08,073 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-12-02 06:34:08,080 INFO  L200         MainTranslator]: Completed pre-run
[2024-12-02 06:34:13,767 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_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/sv-benchmarks/c/eca-rers2012/Problem07_label10.c[2772735,2772748]
[2024-12-02 06:34:13,772 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-12-02 06:34:14,377 INFO  L204         MainTranslator]: Completed translation
[2024-12-02 06:34:14,378 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14 WrapperNode
[2024-12-02 06:34:14,378 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 06:34:14,379 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 06:34:14,379 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 06:34:14,379 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 06:34:14,383 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:14,814 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:16,367 INFO  L138                Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83818
[2024-12-02 06:34:16,367 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 06:34:16,368 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 06:34:16,368 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 06:34:16,368 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 06:34:16,376 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:16,376 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:16,617 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:16,926 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].
[2024-12-02 06:34:16,926 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:16,926 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:17,794 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:17,842 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:18,025 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:18,107 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:18,372 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:18,633 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 06:34:18,634 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 06:34:18,634 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 06:34:18,634 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-12-02 06:34:18,635 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (1/1) ...
[2024-12-02 06:34:18,641 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 06:34:18,654 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 06:34:18,664 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 06:34:18,666 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c403df-ccc1-4b42-9bc3-d0b97b92b0e8/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 06:34:18,688 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 06:34:18,689 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 06:34:18,689 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 06:34:18,689 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 06:34:18,811 INFO  L234             CfgBuilder]: Building ICFG
[2024-12-02 06:34:18,812 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 06:34:57,685 INFO  L?                        ?]: Removed 10224 outVars from TransFormulas that were not future-live.
[2024-12-02 06:34:57,685 INFO  L283             CfgBuilder]: Performing block encoding
[2024-12-02 06:34:57,806 INFO  L307             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 06:34:57,806 INFO  L312             CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 06:34:57,807 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:34:57 BoogieIcfgContainer
[2024-12-02 06:34:57,807 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 06:34:57,809 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 06:34:57,809 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 06:34:57,814 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-12-02 06:34:57,814 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:33:58" (1/3) ...
[2024-12-02 06:34:57,814 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bef71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:34:57, skipping insertion in model container
[2024-12-02 06:34:57,815 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:34:14" (2/3) ...
[2024-12-02 06:34:57,815 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bef71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:34:57, skipping insertion in model container
[2024-12-02 06:34:57,815 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:34:57" (3/3) ...
[2024-12-02 06:34:57,816 INFO  L128   eAbstractionObserver]: Analyzing ICFG Problem07_label10.c
[2024-12-02 06:34:57,831 INFO  L216   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 06:34:57,834 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG Problem07_label10.c that has 1 procedures, 10257 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 06:34:58,048 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 06:34:58,060 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;@14b7e8b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 06:34:58,060 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 06:34:58,090 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 10257 states, 10255 states have (on average 1.9892735251097027) internal successors, (20400), 10256 states have internal predecessors, (20400), 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)
[2024-12-02 06:34:58,744 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10122
[2024-12-02 06:34:58,744 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 06:34:58,749 INFO  L218           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, 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[2024-12-02 06:34:58,750 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 06:34:58,758 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 06:34:58,762 INFO  L85        PathProgramCache]: Analyzing trace with hash 576549225, now seen corresponding path program 1 times
[2024-12-02 06:34:58,769 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 06:34:58,769 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666739759]
[2024-12-02 06:34:58,771 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 06:34:58,772 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 06:35:01,704 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 06:35:22,701 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 06:35:22,702 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 06:35:22,702 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666739759]
[2024-12-02 06:35:22,703 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666739759] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 06:35:22,703 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 06:35:22,704 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 06:35:22,706 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291438023]
[2024-12-02 06:35:22,706 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 06:35:22,719 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 06:35:22,719 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 06:35:22,748 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 06:35:22,748 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:35:22,774 INFO  L87              Difference]: Start difference. First operand  has 10257 states, 10255 states have (on average 1.9892735251097027) internal successors, (20400), 10256 states have internal predecessors, (20400), 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 3 states, 3 states have (on average 3373.6666666666665) internal successors, (10121), 2 states have internal predecessors, (10121), 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)
[2024-12-02 06:35:55,870 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 06:35:55,871 INFO  L93              Difference]: Finished difference Result 30716 states and 61145 transitions.
[2024-12-02 06:35:55,872 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 06:35:55,877 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3373.6666666666665) internal successors, (10121), 2 states have internal predecessors, (10121), 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 10121
[2024-12-02 06:35:55,888 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 06:35:55,974 INFO  L225             Difference]: With dead ends: 30716
[2024-12-02 06:35:55,974 INFO  L226             Difference]: Without dead ends: 20384
[2024-12-02 06:35:55,987 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:35:55,989 INFO  L435           NwaCegarLoop]: 5117 mSDtfsCounter, 1963 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 33578 mSolverCounterSat, 7054 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1963 SdHoareTripleChecker+Valid, 5170 SdHoareTripleChecker+Invalid, 40632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7054 IncrementalHoareTripleChecker+Valid, 33578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time
[2024-12-02 06:35:55,990 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [1963 Valid, 5170 Invalid, 40632 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7054 Valid, 33578 Invalid, 0 Unknown, 0 Unchecked, 32.5s Time]
[2024-12-02 06:35:56,029 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 20384 states.
[2024-12-02 06:35:56,508 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 20384 to 20384.
[2024-12-02 06:35:56,540 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 20384 states, 20383 states have (on average 1.7444929598194574) internal successors, (35558), 20383 states have internal predecessors, (35558), 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)
[2024-12-02 06:35:56,587 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20384 states to 20384 states and 35558 transitions.
[2024-12-02 06:35:56,588 INFO  L78                 Accepts]: Start accepts. Automaton has 20384 states and 35558 transitions. Word has length 10121
[2024-12-02 06:35:56,605 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 06:35:56,605 INFO  L471      AbstractCegarLoop]: Abstraction has 20384 states and 35558 transitions.
[2024-12-02 06:35:56,609 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3373.6666666666665) internal successors, (10121), 2 states have internal predecessors, (10121), 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)
[2024-12-02 06:35:56,609 INFO  L276                IsEmpty]: Start isEmpty. Operand 20384 states and 35558 transitions.
[2024-12-02 06:35:57,357 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10126
[2024-12-02 06:35:57,357 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 06:35:57,360 INFO  L218           NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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]
[2024-12-02 06:35:57,360 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 06:35:57,361 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 06:35:57,364 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 06:35:57,369 INFO  L85        PathProgramCache]: Analyzing trace with hash -822081471, now seen corresponding path program 1 times
[2024-12-02 06:35:57,370 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 06:35:57,370 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450563363]
[2024-12-02 06:35:57,372 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 06:35:57,373 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 06:35:58,525 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 06:36:11,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 06:36:11,829 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 06:36:11,829 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450563363]
[2024-12-02 06:36:11,830 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450563363] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 06:36:11,830 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 06:36:11,830 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 06:36:11,830 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663784927]
[2024-12-02 06:36:11,830 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 06:36:11,835 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 06:36:11,835 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 06:36:11,841 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 06:36:11,841 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:36:11,843 INFO  L87              Difference]: Start difference. First operand 20384 states and 35558 transitions. Second operand  has 3 states, 3 states have (on average 3375.0) internal successors, (10125), 2 states have internal predecessors, (10125), 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)
[2024-12-02 06:36:46,447 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 06:36:46,447 INFO  L93              Difference]: Finished difference Result 61146 states and 106669 transitions.
[2024-12-02 06:36:46,447 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 06:36:46,449 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3375.0) internal successors, (10125), 2 states have internal predecessors, (10125), 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 10125
[2024-12-02 06:36:46,449 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 06:36:46,516 INFO  L225             Difference]: With dead ends: 61146
[2024-12-02 06:36:46,516 INFO  L226             Difference]: Without dead ends: 40764
[2024-12-02 06:36:46,530 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:36:46,531 INFO  L435           NwaCegarLoop]: 4835 mSDtfsCounter, 13865 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 28700 mSolverCounterSat, 11758 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13865 SdHoareTripleChecker+Valid, 4884 SdHoareTripleChecker+Invalid, 40458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11758 IncrementalHoareTripleChecker+Valid, 28700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.9s IncrementalHoareTripleChecker+Time
[2024-12-02 06:36:46,531 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [13865 Valid, 4884 Invalid, 40458 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11758 Valid, 28700 Invalid, 0 Unknown, 0 Unchecked, 33.9s Time]
[2024-12-02 06:36:46,562 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 40764 states.
[2024-12-02 06:36:46,991 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 40764 to 40764.
[2024-12-02 06:36:47,033 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 40764 states, 40763 states have (on average 1.5682113681524912) internal successors, (63925), 40763 states have internal predecessors, (63925), 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)
[2024-12-02 06:36:47,076 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 40764 states to 40764 states and 63925 transitions.
[2024-12-02 06:36:47,076 INFO  L78                 Accepts]: Start accepts. Automaton has 40764 states and 63925 transitions. Word has length 10125
[2024-12-02 06:36:47,078 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 06:36:47,078 INFO  L471      AbstractCegarLoop]: Abstraction has 40764 states and 63925 transitions.
[2024-12-02 06:36:47,080 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3375.0) internal successors, (10125), 2 states have internal predecessors, (10125), 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)
[2024-12-02 06:36:47,080 INFO  L276                IsEmpty]: Start isEmpty. Operand 40764 states and 63925 transitions.
[2024-12-02 06:36:47,800 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10127
[2024-12-02 06:36:47,800 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 06:36:47,803 INFO  L218           NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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]
[2024-12-02 06:36:47,803 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 06:36:47,803 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 06:36:47,805 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 06:36:47,809 INFO  L85        PathProgramCache]: Analyzing trace with hash 449143969, now seen corresponding path program 1 times
[2024-12-02 06:36:47,810 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 06:36:47,810 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376461791]
[2024-12-02 06:36:47,812 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 06:36:47,812 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 06:36:49,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 06:37:02,978 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 06:37:02,978 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 06:37:02,978 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376461791]
[2024-12-02 06:37:02,978 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376461791] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 06:37:02,979 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 06:37:02,979 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 06:37:02,979 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623237645]
[2024-12-02 06:37:02,979 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 06:37:02,985 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 06:37:02,986 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 06:37:02,993 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 06:37:02,993 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:37:02,995 INFO  L87              Difference]: Start difference. First operand 40764 states and 63925 transitions. Second operand  has 3 states, 3 states have (on average 3375.3333333333335) internal successors, (10126), 2 states have internal predecessors, (10126), 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)
[2024-12-02 06:37:38,780 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 06:37:38,781 INFO  L93              Difference]: Finished difference Result 122286 states and 191770 transitions.
[2024-12-02 06:37:38,781 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 06:37:38,783 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3375.3333333333335) internal successors, (10126), 2 states have internal predecessors, (10126), 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 10126
[2024-12-02 06:37:38,783 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 06:37:38,894 INFO  L225             Difference]: With dead ends: 122286
[2024-12-02 06:37:38,895 INFO  L226             Difference]: Without dead ends: 81524
[2024-12-02 06:37:38,917 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:37:38,918 INFO  L435           NwaCegarLoop]: 6214 mSDtfsCounter, 12828 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 29360 mSolverCounterSat, 11677 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12828 SdHoareTripleChecker+Valid, 6263 SdHoareTripleChecker+Invalid, 41037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11677 IncrementalHoareTripleChecker+Valid, 29360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.7s IncrementalHoareTripleChecker+Time
[2024-12-02 06:37:38,918 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [12828 Valid, 6263 Invalid, 41037 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11677 Valid, 29360 Invalid, 0 Unknown, 0 Unchecked, 34.7s Time]
[2024-12-02 06:37:38,961 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 81524 states.
[2024-12-02 06:37:39,634 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 81524 to 81524.
[2024-12-02 06:37:39,695 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 81524 states, 81523 states have (on average 1.437373501956503) internal successors, (117179), 81523 states have internal predecessors, (117179), 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)
[2024-12-02 06:37:39,950 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 81524 states to 81524 states and 117179 transitions.
[2024-12-02 06:37:39,950 INFO  L78                 Accepts]: Start accepts. Automaton has 81524 states and 117179 transitions. Word has length 10126
[2024-12-02 06:37:39,951 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 06:37:39,951 INFO  L471      AbstractCegarLoop]: Abstraction has 81524 states and 117179 transitions.
[2024-12-02 06:37:39,952 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3375.3333333333335) internal successors, (10126), 2 states have internal predecessors, (10126), 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)
[2024-12-02 06:37:39,952 INFO  L276                IsEmpty]: Start isEmpty. Operand 81524 states and 117179 transitions.
[2024-12-02 06:37:40,558 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10133
[2024-12-02 06:37:40,558 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 06:37:40,560 INFO  L218           NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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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[2024-12-02 06:37:40,561 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 06:37:40,561 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 06:37:40,563 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 06:37:40,565 INFO  L85        PathProgramCache]: Analyzing trace with hash -1996613744, now seen corresponding path program 1 times
[2024-12-02 06:37:40,565 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 06:37:40,565 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342990245]
[2024-12-02 06:37:40,566 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 06:37:40,566 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 06:37:41,662 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 06:37:56,407 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 06:37:56,407 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 06:37:56,407 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342990245]
[2024-12-02 06:37:56,408 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342990245] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 06:37:56,408 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 06:37:56,408 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 06:37:56,408 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749580959]
[2024-12-02 06:37:56,408 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 06:37:56,412 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 06:37:56,412 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 06:37:56,416 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 06:37:56,416 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:37:56,417 INFO  L87              Difference]: Start difference. First operand 81524 states and 117179 transitions. Second operand  has 3 states, 3 states have (on average 3377.3333333333335) internal successors, (10132), 2 states have internal predecessors, (10132), 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)
[2024-12-02 06:38:32,281 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 06:38:32,282 INFO  L93              Difference]: Finished difference Result 244566 states and 351532 transitions.
[2024-12-02 06:38:32,282 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 06:38:32,283 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3377.3333333333335) internal successors, (10132), 2 states have internal predecessors, (10132), 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 10132
[2024-12-02 06:38:32,283 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 06:38:32,449 INFO  L225             Difference]: With dead ends: 244566
[2024-12-02 06:38:32,449 INFO  L226             Difference]: Without dead ends: 163044
[2024-12-02 06:38:32,487 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 06:38:32,488 INFO  L435           NwaCegarLoop]: 6168 mSDtfsCounter, 13400 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 27533 mSolverCounterSat, 13030 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13400 SdHoareTripleChecker+Valid, 6217 SdHoareTripleChecker+Invalid, 40563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13030 IncrementalHoareTripleChecker+Valid, 27533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.5s IncrementalHoareTripleChecker+Time
[2024-12-02 06:38:32,488 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [13400 Valid, 6217 Invalid, 40563 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13030 Valid, 27533 Invalid, 0 Unknown, 0 Unchecked, 34.5s Time]
[2024-12-02 06:38:32,612 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 163044 states.
[2024-12-02 06:38:34,067 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 163044 to 163044.
[2024-12-02 06:38:34,142 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 163044 states, 163043 states have (on average 1.3137699870586288) internal successors, (214201), 163043 states have internal predecessors, (214201), 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)
[2024-12-02 06:38:34,317 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 163044 states to 163044 states and 214201 transitions.
[2024-12-02 06:38:34,317 INFO  L78                 Accepts]: Start accepts. Automaton has 163044 states and 214201 transitions. Word has length 10132
[2024-12-02 06:38:34,318 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 06:38:34,318 INFO  L471      AbstractCegarLoop]: Abstraction has 163044 states and 214201 transitions.
[2024-12-02 06:38:34,319 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3377.3333333333335) internal successors, (10132), 2 states have internal predecessors, (10132), 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)
[2024-12-02 06:38:34,319 INFO  L276                IsEmpty]: Start isEmpty. Operand 163044 states and 214201 transitions.
[2024-12-02 06:38:35,425 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10143
[2024-12-02 06:38:35,426 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 06:38:35,429 INFO  L218           NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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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[2024-12-02 06:38:35,429 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 06:38:35,429 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 06:38:35,431 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 06:38:35,433 INFO  L85        PathProgramCache]: Analyzing trace with hash 555987401, now seen corresponding path program 1 times
[2024-12-02 06:38:35,433 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 06:38:35,433 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142399896]
[2024-12-02 06:38:35,434 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 06:38:35,434 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 06:38:36,446 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat