./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label48.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_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/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_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/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_4e24f866-aecf-4086-9fd9-d84139be87e4/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 5480b4d537852325e0b0acda3f8d624aa77fcd434ac8c6220530ec1f980a3ccc
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 12:24:25,350 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-12-02 12:24:25,405 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 12:24:25,410 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 12:24:25,410 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 12:24:25,430 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 12:24:25,431 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 12:24:25,431 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 12:24:25,431 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 12:24:25,431 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-12-02 12:24:25,431 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 12:24:25,431 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 12:24:25,432 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 12:24:25,432 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-12-02 12:24:25,432 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-12-02 12:24:25,432 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 12:24:25,432 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-12-02 12:24:25,432 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-12-02 12:24:25,432 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-12-02 12:24:25,432 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-12-02 12:24:25,433 INFO  L151        SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-12-02 12:24:25,433 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:24:25,434 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:24:25,434 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Compute procedure contracts=false
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 12:24:25,434 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 12:24:25,435 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 12:24:25,435 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 12:24:25,435 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 12:24:25,435 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_4e24f866-aecf-4086-9fd9-d84139be87e4/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 -> 5480b4d537852325e0b0acda3f8d624aa77fcd434ac8c6220530ec1f980a3ccc
[2024-12-02 12:24:25,678 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 12:24:25,686 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 12:24:25,688 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 12:24:25,689 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-12-02 12:24:25,690 INFO  L274        PluginConnector]: CDTParser initialized
[2024-12-02 12:24:25,691 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/eca-rers2012/Problem07_label48.c
[2024-12-02 12:24:28,351 INFO  L533              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/data/567fe3fc0/89caca54231347dfb1844db37f66cf03/FLAGd2cf7b9d3
[2024-12-02 12:24:29,532 INFO  L384              CDTParser]: Found 1 translation units.
[2024-12-02 12:24:29,533 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/sv-benchmarks/c/eca-rers2012/Problem07_label48.c
[2024-12-02 12:24:29,663 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/data/567fe3fc0/89caca54231347dfb1844db37f66cf03/FLAGd2cf7b9d3
[2024-12-02 12:24:29,920 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/data/567fe3fc0/89caca54231347dfb1844db37f66cf03
[2024-12-02 12:24:29,922 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 12:24:29,923 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 12:24:29,924 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 12:24:29,924 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 12:24:29,927 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 12:24:29,927 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:24:29" (1/1) ...
[2024-12-02 12:24:29,928 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b59f823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:29, skipping insertion in model container
[2024-12-02 12:24:29,928 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:24:29" (1/1) ...
[2024-12-02 12:24:30,441 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-12-02 12:24:39,546 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_4e24f866-aecf-4086-9fd9-d84139be87e4/sv-benchmarks/c/eca-rers2012/Problem07_label48.c[2767282,2767295]
[2024-12-02 12:24:39,606 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-12-02 12:24:39,613 INFO  L200         MainTranslator]: Completed pre-run
[2024-12-02 12:24:45,188 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_4e24f866-aecf-4086-9fd9-d84139be87e4/sv-benchmarks/c/eca-rers2012/Problem07_label48.c[2767282,2767295]
[2024-12-02 12:24:45,198 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-12-02 12:24:45,986 INFO  L204         MainTranslator]: Completed translation
[2024-12-02 12:24:45,987 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45 WrapperNode
[2024-12-02 12:24:45,987 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 12:24:45,988 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 12:24:45,988 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 12:24:45,988 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 12:24:45,992 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:46,365 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:47,809 INFO  L138                Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83818
[2024-12-02 12:24:47,809 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 12:24:47,810 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 12:24:47,810 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 12:24:47,810 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 12:24:47,817 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:47,817 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:48,204 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:48,417 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 12:24:48,417 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:48,417 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:49,075 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:49,116 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:49,444 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:49,522 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:49,597 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:49,892 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 12:24:49,893 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 12:24:49,893 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 12:24:49,893 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-12-02 12:24:49,894 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (1/1) ...
[2024-12-02 12:24:49,903 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:24:49,917 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 12:24:49,933 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 12:24:49,936 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e24f866-aecf-4086-9fd9-d84139be87e4/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 12:24:49,965 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 12:24:49,965 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 12:24:49,965 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 12:24:49,966 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 12:24:50,117 INFO  L234             CfgBuilder]: Building ICFG
[2024-12-02 12:24:50,119 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 12:25:28,813 INFO  L?                        ?]: Removed 10224 outVars from TransFormulas that were not future-live.
[2024-12-02 12:25:28,813 INFO  L283             CfgBuilder]: Performing block encoding
[2024-12-02 12:25:28,930 INFO  L307             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 12:25:28,930 INFO  L312             CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 12:25:28,930 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:25:28 BoogieIcfgContainer
[2024-12-02 12:25:28,931 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 12:25:28,933 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 12:25:28,933 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 12:25:28,937 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-12-02 12:25:28,937 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:24:29" (1/3) ...
[2024-12-02 12:25:28,938 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3702c5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:25:28, skipping insertion in model container
[2024-12-02 12:25:28,938 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:24:45" (2/3) ...
[2024-12-02 12:25:28,938 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3702c5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:25:28, skipping insertion in model container
[2024-12-02 12:25:28,938 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:25:28" (3/3) ...
[2024-12-02 12:25:28,939 INFO  L128   eAbstractionObserver]: Analyzing ICFG Problem07_label48.c
[2024-12-02 12:25:28,953 INFO  L216   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 12:25:28,956 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG Problem07_label48.c that has 1 procedures, 10257 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 12:25:29,162 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 12:25:29,173 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;@4b7eb0d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 12:25:29,174 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 12:25:29,203 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 12:25:29,697 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10090
[2024-12-02 12:25:29,697 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:25:29,701 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 12:25:29,701 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:25:29,709 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:25:29,712 INFO  L85        PathProgramCache]: Analyzing trace with hash -1417285911, now seen corresponding path program 1 times
[2024-12-02 12:25:29,718 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:25:29,719 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622901396]
[2024-12-02 12:25:29,721 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:25:29,721 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:25:32,150 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:25:56,077 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 12:25:56,077 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:25:56,077 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622901396]
[2024-12-02 12:25:56,078 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622901396] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:25:56,078 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:25:56,080 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:25:56,082 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473073925]
[2024-12-02 12:25:56,082 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:25:56,098 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:25:56,099 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:25:56,121 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:25:56,121 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:25:56,138 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 3363.0) internal successors, (10089), 2 states have internal predecessors, (10089), 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 12:26:30,068 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:26:30,069 INFO  L93              Difference]: Finished difference Result 30716 states and 61145 transitions.
[2024-12-02 12:26:30,070 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:26:30,073 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3363.0) internal successors, (10089), 2 states have internal predecessors, (10089), 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 10089
[2024-12-02 12:26:30,085 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:26:30,171 INFO  L225             Difference]: With dead ends: 30716
[2024-12-02 12:26:30,172 INFO  L226             Difference]: Without dead ends: 20384
[2024-12-02 12:26:30,185 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 12:26:30,188 INFO  L435           NwaCegarLoop]: 5117 mSDtfsCounter, 1995 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 33578 mSolverCounterSat, 7054 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1995 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, 33.3s IncrementalHoareTripleChecker+Time
[2024-12-02 12:26:30,189 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [1995 Valid, 5170 Invalid, 40632 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7054 Valid, 33578 Invalid, 0 Unknown, 0 Unchecked, 33.3s Time]
[2024-12-02 12:26:30,227 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 20384 states.
[2024-12-02 12:26:30,705 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 20384 to 20384.
[2024-12-02 12:26:30,740 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 12:26:30,786 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20384 states to 20384 states and 35558 transitions.
[2024-12-02 12:26:30,788 INFO  L78                 Accepts]: Start accepts. Automaton has 20384 states and 35558 transitions. Word has length 10089
[2024-12-02 12:26:30,803 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:26:30,804 INFO  L471      AbstractCegarLoop]: Abstraction has 20384 states and 35558 transitions.
[2024-12-02 12:26:30,807 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3363.0) internal successors, (10089), 2 states have internal predecessors, (10089), 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 12:26:30,807 INFO  L276                IsEmpty]: Start isEmpty. Operand 20384 states and 35558 transitions.
[2024-12-02 12:26:31,642 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10094
[2024-12-02 12:26:31,642 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:26:31,645 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]
[2024-12-02 12:26:31,646 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 12:26:31,646 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:26:31,650 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:26:31,653 INFO  L85        PathProgramCache]: Analyzing trace with hash 1736041921, now seen corresponding path program 1 times
[2024-12-02 12:26:31,653 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:26:31,653 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539630794]
[2024-12-02 12:26:31,655 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:26:31,655 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:26:32,773 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:26:46,052 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 12:26:46,053 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:26:46,053 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539630794]
[2024-12-02 12:26:46,053 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539630794] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:26:46,053 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:26:46,054 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:26:46,055 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56113902]
[2024-12-02 12:26:46,055 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:26:46,064 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:26:46,064 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:26:46,279 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:26:46,280 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:26:46,282 INFO  L87              Difference]: Start difference. First operand 20384 states and 35558 transitions. Second operand  has 3 states, 3 states have (on average 3364.3333333333335) internal successors, (10093), 2 states have internal predecessors, (10093), 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 12:27:20,744 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:27:20,744 INFO  L93              Difference]: Finished difference Result 61146 states and 106669 transitions.
[2024-12-02 12:27:20,745 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:27:20,747 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3364.3333333333335) internal successors, (10093), 2 states have internal predecessors, (10093), 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 10093
[2024-12-02 12:27:20,747 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:27:20,807 INFO  L225             Difference]: With dead ends: 61146
[2024-12-02 12:27:20,807 INFO  L226             Difference]: Without dead ends: 40764
[2024-12-02 12:27:20,819 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 12:27:20,820 INFO  L435           NwaCegarLoop]: 4835 mSDtfsCounter, 13865 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 28700 mSolverCounterSat, 11758 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s 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, 33.8s IncrementalHoareTripleChecker+Time
[2024-12-02 12:27:20,820 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [13865 Valid, 4884 Invalid, 40458 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11758 Valid, 28700 Invalid, 0 Unknown, 0 Unchecked, 33.8s Time]
[2024-12-02 12:27:20,849 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 40764 states.
[2024-12-02 12:27:21,189 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 40764 to 40764.
[2024-12-02 12:27:21,223 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 12:27:21,261 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 40764 states to 40764 states and 63925 transitions.
[2024-12-02 12:27:21,261 INFO  L78                 Accepts]: Start accepts. Automaton has 40764 states and 63925 transitions. Word has length 10093
[2024-12-02 12:27:21,262 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:27:21,262 INFO  L471      AbstractCegarLoop]: Abstraction has 40764 states and 63925 transitions.
[2024-12-02 12:27:21,264 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3364.3333333333335) internal successors, (10093), 2 states have internal predecessors, (10093), 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 12:27:21,264 INFO  L276                IsEmpty]: Start isEmpty. Operand 40764 states and 63925 transitions.
[2024-12-02 12:27:21,883 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10095
[2024-12-02 12:27:21,883 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:27:21,888 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]
[2024-12-02 12:27:21,889 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 12:27:21,890 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:27:21,893 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:27:21,898 INFO  L85        PathProgramCache]: Analyzing trace with hash -725040607, now seen corresponding path program 1 times
[2024-12-02 12:27:21,899 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:27:21,899 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025732263]
[2024-12-02 12:27:21,902 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:27:21,902 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:27:23,636 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:27:37,469 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 12:27:37,469 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:27:37,469 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025732263]
[2024-12-02 12:27:37,469 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025732263] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:27:37,469 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:27:37,470 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:27:37,470 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133291746]
[2024-12-02 12:27:37,470 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:27:37,474 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:27:37,474 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:27:37,478 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:27:37,478 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:27:37,480 INFO  L87              Difference]: Start difference. First operand 40764 states and 63925 transitions. Second operand  has 3 states, 3 states have (on average 3364.6666666666665) internal successors, (10094), 2 states have internal predecessors, (10094), 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 12:28:11,959 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:28:11,960 INFO  L93              Difference]: Finished difference Result 122286 states and 191770 transitions.
[2024-12-02 12:28:11,960 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:28:11,961 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3364.6666666666665) internal successors, (10094), 2 states have internal predecessors, (10094), 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 10094
[2024-12-02 12:28:11,962 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:28:12,053 INFO  L225             Difference]: With dead ends: 122286
[2024-12-02 12:28:12,053 INFO  L226             Difference]: Without dead ends: 81524
[2024-12-02 12:28:12,072 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 12:28:12,073 INFO  L435           NwaCegarLoop]: 6214 mSDtfsCounter, 12828 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 29360 mSolverCounterSat, 11677 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.6s 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, 33.6s IncrementalHoareTripleChecker+Time
[2024-12-02 12:28:12,073 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [12828 Valid, 6263 Invalid, 41037 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11677 Valid, 29360 Invalid, 0 Unknown, 0 Unchecked, 33.6s Time]
[2024-12-02 12:28:12,122 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 81524 states.
[2024-12-02 12:28:12,782 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 81524 to 81524.
[2024-12-02 12:28:12,822 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 12:28:12,900 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 81524 states to 81524 states and 117179 transitions.
[2024-12-02 12:28:12,900 INFO  L78                 Accepts]: Start accepts. Automaton has 81524 states and 117179 transitions. Word has length 10094
[2024-12-02 12:28:12,902 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:28:12,902 INFO  L471      AbstractCegarLoop]: Abstraction has 81524 states and 117179 transitions.
[2024-12-02 12:28:12,904 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3364.6666666666665) internal successors, (10094), 2 states have internal predecessors, (10094), 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 12:28:12,904 INFO  L276                IsEmpty]: Start isEmpty. Operand 81524 states and 117179 transitions.
[2024-12-02 12:28:13,603 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10101
[2024-12-02 12:28:13,603 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:28:13,606 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 12:28:13,606 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 12:28:13,606 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:28:13,608 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:28:13,610 INFO  L85        PathProgramCache]: Analyzing trace with hash 584118544, now seen corresponding path program 1 times
[2024-12-02 12:28:13,610 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:28:13,610 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111809137]
[2024-12-02 12:28:13,611 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:28:13,612 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:28:14,663 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:28:30,280 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 12:28:30,281 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:28:30,281 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111809137]
[2024-12-02 12:28:30,281 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111809137] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:28:30,281 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:28:30,283 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:28:30,283 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706629383]
[2024-12-02 12:28:30,283 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:28:30,290 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:28:30,290 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:28:30,297 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:28:30,297 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:28:30,301 INFO  L87              Difference]: Start difference. First operand 81524 states and 117179 transitions. Second operand  has 3 states, 3 states have (on average 3366.6666666666665) internal successors, (10100), 2 states have internal predecessors, (10100), 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 12:29:05,872 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:29:05,872 INFO  L93              Difference]: Finished difference Result 244566 states and 351532 transitions.
[2024-12-02 12:29:05,873 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:29:05,874 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3366.6666666666665) internal successors, (10100), 2 states have internal predecessors, (10100), 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 10100
[2024-12-02 12:29:05,874 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:29:06,036 INFO  L225             Difference]: With dead ends: 244566
[2024-12-02 12:29:06,036 INFO  L226             Difference]: Without dead ends: 163044
[2024-12-02 12:29:06,068 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 12:29:06,068 INFO  L435           NwaCegarLoop]: 6168 mSDtfsCounter, 13400 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 27533 mSolverCounterSat, 13030 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.1s 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, 34.3s IncrementalHoareTripleChecker+Time
[2024-12-02 12:29:06,069 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [13400 Valid, 6217 Invalid, 40563 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13030 Valid, 27533 Invalid, 0 Unknown, 0 Unchecked, 34.3s Time]
[2024-12-02 12:29:06,164 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 163044 states.
[2024-12-02 12:29:07,050 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 163044 to 163044.
[2024-12-02 12:29:07,142 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 12:29:07,283 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 163044 states to 163044 states and 214201 transitions.
[2024-12-02 12:29:07,283 INFO  L78                 Accepts]: Start accepts. Automaton has 163044 states and 214201 transitions. Word has length 10100
[2024-12-02 12:29:07,284 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:29:07,284 INFO  L471      AbstractCegarLoop]: Abstraction has 163044 states and 214201 transitions.
[2024-12-02 12:29:07,285 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3366.6666666666665) internal successors, (10100), 2 states have internal predecessors, (10100), 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 12:29:07,285 INFO  L276                IsEmpty]: Start isEmpty. Operand 163044 states and 214201 transitions.
[2024-12-02 12:29:08,180 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10111
[2024-12-02 12:29:08,180 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:29:08,183 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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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:29:08,183 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 12:29:08,183 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:29:08,185 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:29:08,187 INFO  L85        PathProgramCache]: Analyzing trace with hash -395989175, now seen corresponding path program 1 times
[2024-12-02 12:29:08,188 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:29:08,188 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450903164]
[2024-12-02 12:29:08,189 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:29:08,189 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:29:09,369 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:29:30,207 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 12:29:30,208 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:29:30,208 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450903164]
[2024-12-02 12:29:30,208 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450903164] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:29:30,208 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:29:30,209 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:29:30,209 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340244640]
[2024-12-02 12:29:30,210 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:29:30,217 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:29:30,217 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:29:30,224 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:29:30,224 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:29:30,227 INFO  L87              Difference]: Start difference. First operand 163044 states and 214201 transitions. Second operand  has 3 states, 3 states have (on average 3370.0) internal successors, (10110), 2 states have internal predecessors, (10110), 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 12:30:01,717 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:30:01,717 INFO  L93              Difference]: Finished difference Result 407606 states and 527576 transitions.
[2024-12-02 12:30:01,717 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:30:01,719 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3370.0) internal successors, (10110), 2 states have internal predecessors, (10110), 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 10110
[2024-12-02 12:30:01,719 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:30:01,974 INFO  L225             Difference]: With dead ends: 407606
[2024-12-02 12:30:01,974 INFO  L226             Difference]: Without dead ends: 244564
[2024-12-02 12:30:02,026 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 12:30:02,027 INFO  L435           NwaCegarLoop]: 8007 mSDtfsCounter, 11128 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 28480 mSolverCounterSat, 7491 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11128 SdHoareTripleChecker+Valid, 8056 SdHoareTripleChecker+Invalid, 35971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7491 IncrementalHoareTripleChecker+Valid, 28480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.9s IncrementalHoareTripleChecker+Time
[2024-12-02 12:30:02,027 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [11128 Valid, 8056 Invalid, 35971 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7491 Valid, 28480 Invalid, 0 Unknown, 0 Unchecked, 29.9s Time]
[2024-12-02 12:30:02,161 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 244564 states.
[2024-12-02 12:30:03,992 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 244564 to 244564.
[2024-12-02 12:30:04,077 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 244564 states, 244563 states have (on average 1.243888077918573) internal successors, (304209), 244563 states have internal predecessors, (304209), 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 12:30:04,311 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 244564 states to 244564 states and 304209 transitions.
[2024-12-02 12:30:04,312 INFO  L78                 Accepts]: Start accepts. Automaton has 244564 states and 304209 transitions. Word has length 10110
[2024-12-02 12:30:04,313 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:30:04,313 INFO  L471      AbstractCegarLoop]: Abstraction has 244564 states and 304209 transitions.
[2024-12-02 12:30:04,315 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3370.0) internal successors, (10110), 2 states have internal predecessors, (10110), 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 12:30:04,315 INFO  L276                IsEmpty]: Start isEmpty. Operand 244564 states and 304209 transitions.
[2024-12-02 12:30:05,355 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10140
[2024-12-02 12:30:05,356 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:30:05,358 INFO  L218           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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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]
[2024-12-02 12:30:05,359 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-12-02 12:30:05,359 INFO  L396      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:30:05,361 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:30:05,363 INFO  L85        PathProgramCache]: Analyzing trace with hash -1713842380, now seen corresponding path program 1 times
[2024-12-02 12:30:05,363 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:30:05,363 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115838076]
[2024-12-02 12:30:05,364 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:30:05,364 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:30:06,795 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:30:20,789 INFO  L134       CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 12:30:20,789 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:30:20,789 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115838076]
[2024-12-02 12:30:20,789 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115838076] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:30:20,789 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:30:20,790 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:30:20,790 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557141452]
[2024-12-02 12:30:20,790 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:30:20,797 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:30:20,797 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:30:20,804 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:30:20,805 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:30:20,807 INFO  L87              Difference]: Start difference. First operand 244564 states and 304209 transitions. Second operand  has 3 states, 3 states have (on average 3379.6666666666665) internal successors, (10139), 2 states have internal predecessors, (10139), 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 12:30:58,617 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:30:58,617 INFO  L93              Difference]: Finished difference Result 733686 states and 912622 transitions.
[2024-12-02 12:30:58,618 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:30:58,619 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3379.6666666666665) internal successors, (10139), 2 states have internal predecessors, (10139), 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 10139
[2024-12-02 12:30:58,619 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:30:59,136 INFO  L225             Difference]: With dead ends: 733686
[2024-12-02 12:30:59,136 INFO  L226             Difference]: Without dead ends: 489124
[2024-12-02 12:30:59,208 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 12:30:59,209 INFO  L435           NwaCegarLoop]: 7238 mSDtfsCounter, 11829 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 30502 mSolverCounterSat, 11086 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11829 SdHoareTripleChecker+Valid, 7288 SdHoareTripleChecker+Invalid, 41588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11086 IncrementalHoareTripleChecker+Valid, 30502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.2s IncrementalHoareTripleChecker+Time
[2024-12-02 12:30:59,209 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [11829 Valid, 7288 Invalid, 41588 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11086 Valid, 30502 Invalid, 0 Unknown, 0 Unchecked, 35.2s Time]
[2024-12-02 12:30:59,464 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 489124 states.
[2024-12-02 12:31:03,098 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 489124 to 489124.
[2024-12-02 12:31:03,289 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 489124 states, 489123 states have (on average 1.1869223078857465) internal successors, (580551), 489123 states have internal predecessors, (580551), 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 12:31:04,252 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 489124 states to 489124 states and 580551 transitions.
[2024-12-02 12:31:04,253 INFO  L78                 Accepts]: Start accepts. Automaton has 489124 states and 580551 transitions. Word has length 10139
[2024-12-02 12:31:04,253 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:31:04,253 INFO  L471      AbstractCegarLoop]: Abstraction has 489124 states and 580551 transitions.
[2024-12-02 12:31:04,255 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3379.6666666666665) internal successors, (10139), 2 states have internal predecessors, (10139), 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 12:31:04,255 INFO  L276                IsEmpty]: Start isEmpty. Operand 489124 states and 580551 transitions.
[2024-12-02 12:31:05,379 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10277
[2024-12-02 12:31:05,379 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:31:05,381 INFO  L218           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, 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, 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[2024-12-02 12:31:05,382 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-12-02 12:31:05,382 INFO  L396      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:31:05,383 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:31:05,386 INFO  L85        PathProgramCache]: Analyzing trace with hash 55017928, now seen corresponding path program 1 times
[2024-12-02 12:31:05,386 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:31:05,386 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964452827]
[2024-12-02 12:31:05,387 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:31:05,387 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:31:06,920 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:31:21,048 INFO  L134       CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 12:31:21,048 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:31:21,048 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964452827]
[2024-12-02 12:31:21,048 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964452827] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:31:21,048 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:31:21,049 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:31:21,049 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898310348]
[2024-12-02 12:31:21,049 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:31:21,054 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:31:21,054 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:31:21,058 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:31:21,058 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:31:21,061 INFO  L87              Difference]: Start difference. First operand 489124 states and 580551 transitions. Second operand  has 3 states, 3 states have (on average 3425.3333333333335) internal successors, (10276), 2 states have internal predecessors, (10276), 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 12:32:01,494 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:32:01,495 INFO  L93              Difference]: Finished difference Result 1467366 states and 1741648 transitions.
[2024-12-02 12:32:01,495 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:32:01,497 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3425.3333333333335) internal successors, (10276), 2 states have internal predecessors, (10276), 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 10276
[2024-12-02 12:32:01,497 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:32:02,645 INFO  L225             Difference]: With dead ends: 1467366
[2024-12-02 12:32:02,645 INFO  L226             Difference]: Without dead ends: 978244
[2024-12-02 12:32:03,034 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 12:32:03,035 INFO  L435           NwaCegarLoop]: 6467 mSDtfsCounter, 12281 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 30671 mSolverCounterSat, 10501 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12281 SdHoareTripleChecker+Valid, 6516 SdHoareTripleChecker+Invalid, 41172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10501 IncrementalHoareTripleChecker+Valid, 30671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.5s IncrementalHoareTripleChecker+Time
[2024-12-02 12:32:03,035 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [12281 Valid, 6516 Invalid, 41172 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10501 Valid, 30671 Invalid, 0 Unknown, 0 Unchecked, 35.5s Time]
[2024-12-02 12:32:03,504 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 978244 states.
[2024-12-02 12:32:11,785 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 978244 to 978244.
[2024-12-02 12:32:12,210 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 978244 states, 978243 states have (on average 1.1423388667232988) internal successors, (1117485), 978243 states have internal predecessors, (1117485), 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 12:32:14,050 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 978244 states to 978244 states and 1117485 transitions.
[2024-12-02 12:32:14,052 INFO  L78                 Accepts]: Start accepts. Automaton has 978244 states and 1117485 transitions. Word has length 10276
[2024-12-02 12:32:14,052 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:32:14,053 INFO  L471      AbstractCegarLoop]: Abstraction has 978244 states and 1117485 transitions.
[2024-12-02 12:32:14,054 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3425.3333333333335) internal successors, (10276), 2 states have internal predecessors, (10276), 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 12:32:14,055 INFO  L276                IsEmpty]: Start isEmpty. Operand 978244 states and 1117485 transitions.
[2024-12-02 12:32:16,888 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10499
[2024-12-02 12:32:16,888 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:32:16,891 INFO  L218           NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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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]
[2024-12-02 12:32:16,891 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-12-02 12:32:16,892 INFO  L396      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:32:16,893 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:32:16,895 INFO  L85        PathProgramCache]: Analyzing trace with hash -566602522, now seen corresponding path program 1 times
[2024-12-02 12:32:16,895 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:32:16,895 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903196684]
[2024-12-02 12:32:16,897 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:32:16,897 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:32:17,956 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:32:33,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 578 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked.
[2024-12-02 12:32:33,830 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:32:33,830 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903196684]
[2024-12-02 12:32:33,830 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903196684] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:32:33,830 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:32:33,830 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:32:33,831 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796868657]
[2024-12-02 12:32:33,831 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:32:33,835 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:32:33,835 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:32:33,839 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:32:33,839 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:32:33,841 INFO  L87              Difference]: Start difference. First operand 978244 states and 1117485 transitions. Second operand  has 3 states, 3 states have (on average 3459.0) internal successors, (10377), 2 states have internal predecessors, (10377), 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 12:33:19,629 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:33:19,629 INFO  L93              Difference]: Finished difference Result 2934726 states and 3352450 transitions.
[2024-12-02 12:33:19,630 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-12-02 12:33:19,632 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3459.0) internal successors, (10377), 2 states have internal predecessors, (10377), 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 10498
[2024-12-02 12:33:19,632 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:33:22,253 INFO  L225             Difference]: With dead ends: 2934726
[2024-12-02 12:33:22,253 INFO  L226             Difference]: Without dead ends: 1956484
[2024-12-02 12:33:23,347 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 12:33:23,348 INFO  L435           NwaCegarLoop]: 6685 mSDtfsCounter, 10528 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 30606 mSolverCounterSat, 12522 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10528 SdHoareTripleChecker+Valid, 6735 SdHoareTripleChecker+Invalid, 43128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12522 IncrementalHoareTripleChecker+Valid, 30606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.3s IncrementalHoareTripleChecker+Time
[2024-12-02 12:33:23,348 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [10528 Valid, 6735 Invalid, 43128 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12522 Valid, 30606 Invalid, 0 Unknown, 0 Unchecked, 37.3s Time]
[2024-12-02 12:33:24,634 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1956484 states.
[2024-12-02 12:33:41,073 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1956484 to 1956484.
[2024-12-02 12:33:42,029 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1956484 states, 1956483 states have (on average 1.1169067147529521) internal successors, (2185209), 1956483 states have internal predecessors, (2185209), 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 12:33:46,254 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1956484 states to 1956484 states and 2185209 transitions.
[2024-12-02 12:33:46,255 INFO  L78                 Accepts]: Start accepts. Automaton has 1956484 states and 2185209 transitions. Word has length 10498
[2024-12-02 12:33:46,256 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:33:46,256 INFO  L471      AbstractCegarLoop]: Abstraction has 1956484 states and 2185209 transitions.
[2024-12-02 12:33:46,258 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3459.0) internal successors, (10377), 2 states have internal predecessors, (10377), 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 12:33:46,258 INFO  L276                IsEmpty]: Start isEmpty. Operand 1956484 states and 2185209 transitions.
[2024-12-02 12:33:50,440 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10702
[2024-12-02 12:33:50,441 INFO  L210           NwaCegarLoop]: Found error trace
[2024-12-02 12:33:50,442 INFO  L218           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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[2024-12-02 12:33:50,442 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-12-02 12:33:50,442 INFO  L396      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:33:50,443 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:33:50,444 INFO  L85        PathProgramCache]: Analyzing trace with hash 787542796, now seen corresponding path program 1 times
[2024-12-02 12:33:50,444 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:33:50,444 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528914446]
[2024-12-02 12:33:50,445 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:33:50,445 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:33:51,915 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat