./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 826ab2ba
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e14b8baad7c8f50637b16b3adcb891ef363d7563e7c4e0e74695e7b8e3d1787
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 21:34:46,043 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-13 21:34:46,110 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2024-11-13 21:34:46,122 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 21:34:46,122 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2024-11-13 21:34:46,149 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 21:34:46,150 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 21:34:46,150 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-13 21:34:46,151 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 21:34:46,151 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-13 21:34:46,151 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-13 21:34:46,151 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-13 21:34:46,151 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-13 21:34:46,151 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2024-11-13 21:34:46,151 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2024-11-13 21:34:46,151 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2024-11-13 21:34:46,152 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 21:34:46,152 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-13 21:34:46,152 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-13 21:34:46,152 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-13 21:34:46,152 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-13 21:34:46,152 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2024-11-13 21:34:46,152 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2024-11-13 21:34:46,152 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2024-11-13 21:34:46,153 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 21:34:46,153 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-13 21:34:46,153 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 21:34:46,153 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 21:34:46,153 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2024-11-13 21:34:46,153 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-13 21:34:46,153 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm
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 valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e14b8baad7c8f50637b16b3adcb891ef363d7563e7c4e0e74695e7b8e3d1787
[2024-11-13 21:34:46,425 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 21:34:46,434 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 21:34:46,440 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 21:34:46,442 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-13 21:34:46,442 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-13 21:34:46,443 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i
Unable to find full path for "g++"
[2024-11-13 21:34:48,433 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-13 21:34:48,715 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-13 21:34:48,716 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/sv-benchmarks/c/heap-manipulation/dll_of_dll-1.i
[2024-11-13 21:34:48,732 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/data/e99273f0c/806e66e6dded48bbb581e50bf284f0ce/FLAGa7e8eb9ea
[2024-11-13 21:34:48,992 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/data/e99273f0c/806e66e6dded48bbb581e50bf284f0ce
[2024-11-13 21:34:48,995 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 21:34:48,997 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 21:34:48,999 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 21:34:48,999 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 21:34:49,005 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 21:34:49,006 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:48" (1/1) ...
[2024-11-13 21:34:49,007 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0fe130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49, skipping insertion in model container
[2024-11-13 21:34:49,008 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:48" (1/1) ...
[2024-11-13 21:34:49,048 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-13 21:34:49,556 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 21:34:49,570 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-13 21:34:49,686 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 21:34:49,722 INFO  L204         MainTranslator]: Completed translation
[2024-11-13 21:34:49,723 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49 WrapperNode
[2024-11-13 21:34:49,723 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 21:34:49,724 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 21:34:49,724 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 21:34:49,725 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 21:34:49,731 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,746 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,794 INFO  L138                Inliner]: procedures = 140, calls = 95, calls flagged for inlining = 31, calls inlined = 68, statements flattened = 534
[2024-11-13 21:34:49,794 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 21:34:49,795 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 21:34:49,795 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 21:34:49,795 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 21:34:49,804 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,805 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,814 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,814 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,843 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,858 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,861 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,864 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,869 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 21:34:49,870 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 21:34:49,870 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 21:34:49,871 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-13 21:34:49,872 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:49" (1/1) ...
[2024-11-13 21:34:49,878 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-13 21:34:49,893 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/z3
[2024-11-13 21:34:49,908 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2024-11-13 21:34:49,911 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d55478-d3e8-483a-8fe4-f6c70fc60d5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2024-11-13 21:34:49,941 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-13 21:34:49,941 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 21:34:49,941 INFO  L130     BoogieDeclarations]: Found specification of procedure dll_insert_master
[2024-11-13 21:34:49,941 INFO  L138     BoogieDeclarations]: Found implementation of procedure dll_insert_master
[2024-11-13 21:34:49,941 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-13 21:34:49,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2024-11-13 21:34:49,941 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID
[2024-11-13 21:34:49,942 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID
[2024-11-13 21:34:49,942 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2024-11-13 21:34:49,942 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-13 21:34:49,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2024-11-13 21:34:49,942 INFO  L130     BoogieDeclarations]: Found specification of procedure dll_create_generic
[2024-11-13 21:34:49,942 INFO  L138     BoogieDeclarations]: Found implementation of procedure dll_create_generic
[2024-11-13 21:34:49,942 INFO  L130     BoogieDeclarations]: Found specification of procedure dll_create_slave
[2024-11-13 21:34:49,942 INFO  L138     BoogieDeclarations]: Found implementation of procedure dll_create_slave
[2024-11-13 21:34:49,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-11-13 21:34:49,942 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 21:34:49,942 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 21:34:50,113 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-13 21:34:50,116 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 21:34:51,435 INFO  L?                        ?]: Removed 322 outVars from TransFormulas that were not future-live.
[2024-11-13 21:34:51,435 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-13 21:34:51,641 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 21:34:51,641 INFO  L316             CfgBuilder]: Removed 64 assume(true) statements.
[2024-11-13 21:34:51,641 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:51 BoogieIcfgContainer
[2024-11-13 21:34:51,641 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 21:34:51,642 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2024-11-13 21:34:51,642 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2024-11-13 21:34:51,654 INFO  L274        PluginConnector]: CodeCheck initialized
[2024-11-13 21:34:51,654 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:51" (1/1) ...
[2024-11-13 21:34:51,697 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 21:34:51,761 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:51,780 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 394 states and 516 transitions.
[2024-11-13 21:34:51,781 INFO  L276                IsEmpty]: Start isEmpty. Operand 394 states and 516 transitions.
[2024-11-13 21:34:51,783 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-13 21:34:51,783 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:51,784 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:51,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:52,118 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:52,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:52,175 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 393 states and 515 transitions.
[2024-11-13 21:34:52,175 INFO  L276                IsEmpty]: Start isEmpty. Operand 393 states and 515 transitions.
[2024-11-13 21:34:52,175 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-13 21:34:52,175 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:52,175 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:52,204 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:52,346 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:52,452 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:52,456 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 392 states and 514 transitions.
[2024-11-13 21:34:52,457 INFO  L276                IsEmpty]: Start isEmpty. Operand 392 states and 514 transitions.
[2024-11-13 21:34:52,457 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-13 21:34:52,457 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:52,457 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:52,481 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:52,550 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:52,588 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:52,593 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 391 states and 513 transitions.
[2024-11-13 21:34:52,595 INFO  L276                IsEmpty]: Start isEmpty. Operand 391 states and 513 transitions.
[2024-11-13 21:34:52,595 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-13 21:34:52,596 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:52,596 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:52,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:52,766 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:52,900 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:52,901 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 390 states and 512 transitions.
[2024-11-13 21:34:52,902 INFO  L276                IsEmpty]: Start isEmpty. Operand 390 states and 512 transitions.
[2024-11-13 21:34:52,902 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2024-11-13 21:34:52,902 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:52,903 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:52,936 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:52,972 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:52,997 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:52,998 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 389 states and 511 transitions.
[2024-11-13 21:34:52,998 INFO  L276                IsEmpty]: Start isEmpty. Operand 389 states and 511 transitions.
[2024-11-13 21:34:53,000 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2024-11-13 21:34:53,000 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:53,000 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:53,028 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:53,153 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:53,335 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:53,337 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 388 states and 510 transitions.
[2024-11-13 21:34:53,337 INFO  L276                IsEmpty]: Start isEmpty. Operand 388 states and 510 transitions.
[2024-11-13 21:34:53,337 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-13 21:34:53,337 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:53,337 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:53,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:53,372 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:53,390 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:53,392 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 387 states and 509 transitions.
[2024-11-13 21:34:53,392 INFO  L276                IsEmpty]: Start isEmpty. Operand 387 states and 509 transitions.
[2024-11-13 21:34:53,393 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-13 21:34:53,393 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:53,393 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:53,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:53,543 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:53,571 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:53,574 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 386 states and 508 transitions.
[2024-11-13 21:34:53,577 INFO  L276                IsEmpty]: Start isEmpty. Operand 386 states and 508 transitions.
[2024-11-13 21:34:53,577 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-13 21:34:53,577 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:53,578 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:53,599 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:53,849 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:54,039 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:54,042 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 390 states and 514 transitions.
[2024-11-13 21:34:54,043 INFO  L276                IsEmpty]: Start isEmpty. Operand 390 states and 514 transitions.
[2024-11-13 21:34:54,043 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-13 21:34:54,043 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:54,044 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:54,062 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:54,086 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:54,112 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:54,116 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 389 states and 513 transitions.
[2024-11-13 21:34:54,116 INFO  L276                IsEmpty]: Start isEmpty. Operand 389 states and 513 transitions.
[2024-11-13 21:34:54,117 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-13 21:34:54,117 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:54,117 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:54,140 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:54,288 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:54,506 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:54,507 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 388 states and 512 transitions.
[2024-11-13 21:34:54,508 INFO  L276                IsEmpty]: Start isEmpty. Operand 388 states and 512 transitions.
[2024-11-13 21:34:54,508 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-13 21:34:54,508 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:54,508 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:54,527 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:55,018 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:56,501 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:56,502 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 396 states and 524 transitions.
[2024-11-13 21:34:56,502 INFO  L276                IsEmpty]: Start isEmpty. Operand 396 states and 524 transitions.
[2024-11-13 21:34:56,503 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-13 21:34:56,503 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:56,503 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:56,533 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:57,200 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:34:59,849 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:34:59,851 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 404 states and 535 transitions.
[2024-11-13 21:34:59,851 INFO  L276                IsEmpty]: Start isEmpty. Operand 404 states and 535 transitions.
[2024-11-13 21:34:59,852 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-11-13 21:34:59,852 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:34:59,852 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:34:59,871 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:34:59,985 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:35:00,317 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:00,318 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 405 states and 537 transitions.
[2024-11-13 21:35:00,319 INFO  L276                IsEmpty]: Start isEmpty. Operand 405 states and 537 transitions.
[2024-11-13 21:35:00,319 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-11-13 21:35:00,319 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:00,319 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:00,337 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:00,526 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:35:01,481 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:01,482 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 406 states and 539 transitions.
[2024-11-13 21:35:01,483 INFO  L276                IsEmpty]: Start isEmpty. Operand 406 states and 539 transitions.
[2024-11-13 21:35:01,483 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2024-11-13 21:35:01,483 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:01,483 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:01,510 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:02,616 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:35:06,782 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:06,784 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 416 states and 553 transitions.
[2024-11-13 21:35:06,784 INFO  L276                IsEmpty]: Start isEmpty. Operand 416 states and 553 transitions.
[2024-11-13 21:35:06,784 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-11-13 21:35:06,784 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:06,785 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:06,817 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:07,256 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 21:35:09,290 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:09,292 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 421 states and 561 transitions.
[2024-11-13 21:35:09,292 INFO  L276                IsEmpty]: Start isEmpty. Operand 421 states and 561 transitions.
[2024-11-13 21:35:09,293 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-11-13 21:35:09,293 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:09,293 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:09,324 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:10,183 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 21:35:13,853 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:13,855 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 426 states and 569 transitions.
[2024-11-13 21:35:13,855 INFO  L276                IsEmpty]: Start isEmpty. Operand 426 states and 569 transitions.
[2024-11-13 21:35:13,855 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 21:35:13,855 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:13,856 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:13,898 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:14,319 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-13 21:35:15,085 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:15,086 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 427 states and 572 transitions.
[2024-11-13 21:35:15,087 INFO  L276                IsEmpty]: Start isEmpty. Operand 427 states and 572 transitions.
[2024-11-13 21:35:15,087 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 21:35:15,087 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:15,087 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:15,116 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:15,359 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-13 21:35:16,529 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:16,531 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 428 states and 573 transitions.
[2024-11-13 21:35:16,531 INFO  L276                IsEmpty]: Start isEmpty. Operand 428 states and 573 transitions.
[2024-11-13 21:35:16,532 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-11-13 21:35:16,532 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:16,532 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:16,561 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:17,343 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 21:35:22,443 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:22,444 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 435 states and 584 transitions.
[2024-11-13 21:35:22,444 INFO  L276                IsEmpty]: Start isEmpty. Operand 435 states and 584 transitions.
[2024-11-13 21:35:22,445 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-11-13 21:35:22,445 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:22,445 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:22,468 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:22,492 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-13 21:35:23,589 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:23,590 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 437 states and 588 transitions.
[2024-11-13 21:35:23,590 INFO  L276                IsEmpty]: Start isEmpty. Operand 437 states and 588 transitions.
[2024-11-13 21:35:23,591 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-11-13 21:35:23,591 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:23,591 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:23,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:24,429 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 21:35:26,392 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:26,394 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 440 states and 593 transitions.
[2024-11-13 21:35:26,394 INFO  L276                IsEmpty]: Start isEmpty. Operand 440 states and 593 transitions.
[2024-11-13 21:35:26,397 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2024-11-13 21:35:26,397 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:26,397 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:26,441 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:27,869 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-11-13 21:35:34,826 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:34,827 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 447 states and 613 transitions.
[2024-11-13 21:35:34,828 INFO  L276                IsEmpty]: Start isEmpty. Operand 447 states and 613 transitions.
[2024-11-13 21:35:34,828 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2024-11-13 21:35:34,829 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:34,829 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:34,865 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:35,620 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-11-13 21:35:38,219 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:38,220 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 448 states and 617 transitions.
[2024-11-13 21:35:38,220 INFO  L276                IsEmpty]: Start isEmpty. Operand 448 states and 617 transitions.
[2024-11-13 21:35:38,220 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2024-11-13 21:35:38,220 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:38,220 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:38,250 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:35:41,046 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-11-13 21:35:57,706 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:35:57,708 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 462 states and 651 transitions.
[2024-11-13 21:35:57,708 INFO  L276                IsEmpty]: Start isEmpty. Operand 462 states and 651 transitions.
[2024-11-13 21:35:57,708 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2024-11-13 21:35:57,708 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:35:57,709 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:35:57,744 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:01,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-11-13 21:36:20,027 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:36:20,029 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 476 states and 689 transitions.
[2024-11-13 21:36:20,029 INFO  L276                IsEmpty]: Start isEmpty. Operand 476 states and 689 transitions.
[2024-11-13 21:36:20,030 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2024-11-13 21:36:20,030 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:36:20,030 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:36:20,059 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:20,086 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2024-11-13 21:36:22,876 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:36:22,878 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 478 states and 691 transitions.
[2024-11-13 21:36:22,879 INFO  L276                IsEmpty]: Start isEmpty. Operand 478 states and 691 transitions.
[2024-11-13 21:36:22,879 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2024-11-13 21:36:22,879 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:36:22,879 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:36:22,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:23,031 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-11-13 21:36:26,247 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:36:26,249 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 481 states and 694 transitions.
[2024-11-13 21:36:26,249 INFO  L276                IsEmpty]: Start isEmpty. Operand 481 states and 694 transitions.
[2024-11-13 21:36:26,250 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2024-11-13 21:36:26,250 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:36:26,250 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:36:26,276 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:26,293 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2024-11-13 21:36:26,316 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:36:26,318 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 481 states and 693 transitions.
[2024-11-13 21:36:26,318 INFO  L276                IsEmpty]: Start isEmpty. Operand 481 states and 693 transitions.
[2024-11-13 21:36:26,318 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2024-11-13 21:36:26,319 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:36:26,319 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:36:26,345 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:27,399 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-13 21:36:28,252 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:36:28,253 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 484 states and 703 transitions.
[2024-11-13 21:36:28,253 INFO  L276                IsEmpty]: Start isEmpty. Operand 484 states and 703 transitions.
[2024-11-13 21:36:28,254 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2024-11-13 21:36:28,254 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:36:28,254 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:36:28,280 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:29,695 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-11-13 21:36:31,344 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:36:31,346 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 487 states and 713 transitions.
[2024-11-13 21:36:31,346 INFO  L276                IsEmpty]: Start isEmpty. Operand 487 states and 713 transitions.
[2024-11-13 21:36:31,346 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2024-11-13 21:36:31,346 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:36:31,347 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:36:31,377 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:31,591 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-11-13 21:36:41,315 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:36:41,317 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 495 states and 730 transitions.
[2024-11-13 21:36:41,317 INFO  L276                IsEmpty]: Start isEmpty. Operand 495 states and 730 transitions.
[2024-11-13 21:36:41,317 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2024-11-13 21:36:41,317 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:36:41,318 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:36:41,358 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:36:46,474 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-11-13 21:37:03,727 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:37:03,729 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 501 states and 751 transitions.
[2024-11-13 21:37:03,729 INFO  L276                IsEmpty]: Start isEmpty. Operand 501 states and 751 transitions.
[2024-11-13 21:37:03,730 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:37:03,730 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:37:03,730 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:37:03,772 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:37:23,678 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:39:33,748 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:39:33,750 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 524 states and 847 transitions.
[2024-11-13 21:39:33,750 INFO  L276                IsEmpty]: Start isEmpty. Operand 524 states and 847 transitions.
[2024-11-13 21:39:33,751 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:39:33,751 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:39:33,752 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:39:33,793 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:39:46,836 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-11-13 21:43:07,794 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:43:07,797 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 548 states and 970 transitions.
[2024-11-13 21:43:07,797 INFO  L276                IsEmpty]: Start isEmpty. Operand 548 states and 970 transitions.
[2024-11-13 21:43:07,798 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2024-11-13 21:43:07,798 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:43:07,798 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:43:07,832 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:43:08,015 INFO  L134       CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-13 21:43:08,407 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:43:08,409 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 549 states and 1006 transitions.
[2024-11-13 21:43:08,409 INFO  L276                IsEmpty]: Start isEmpty. Operand 549 states and 1006 transitions.
[2024-11-13 21:43:08,409 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2024-11-13 21:43:08,410 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:43:08,410 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:43:08,449 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:43:10,022 INFO  L134       CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-11-13 21:43:11,621 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:43:11,623 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 550 states and 1028 transitions.
[2024-11-13 21:43:11,623 INFO  L276                IsEmpty]: Start isEmpty. Operand 550 states and 1028 transitions.
[2024-11-13 21:43:11,624 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:43:11,624 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:43:11,624 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:43:11,665 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:43:34,908 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:46:08,007 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:46:08,010 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 567 states and 1172 transitions.
[2024-11-13 21:46:08,010 INFO  L276                IsEmpty]: Start isEmpty. Operand 567 states and 1172 transitions.
[2024-11-13 21:46:08,011 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:46:08,011 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:46:08,011 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:46:08,043 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:46:14,636 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-11-13 21:46:40,782 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:46:40,784 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 570 states and 1201 transitions.
[2024-11-13 21:46:40,784 INFO  L276                IsEmpty]: Start isEmpty. Operand 570 states and 1201 transitions.
[2024-11-13 21:46:40,784 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:46:40,785 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:46:40,785 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:46:40,823 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:46:41,521 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-11-13 21:46:51,315 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:46:51,317 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 571 states and 1202 transitions.
[2024-11-13 21:46:51,318 INFO  L276                IsEmpty]: Start isEmpty. Operand 571 states and 1202 transitions.
[2024-11-13 21:46:51,318 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:46:51,319 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:46:51,319 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:46:51,355 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:46:52,621 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:47:14,223 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:47:14,226 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 574 states and 1233 transitions.
[2024-11-13 21:47:14,226 INFO  L276                IsEmpty]: Start isEmpty. Operand 574 states and 1233 transitions.
[2024-11-13 21:47:14,227 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:47:14,227 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:47:14,227 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:47:14,259 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:47:15,025 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-11-13 21:47:26,750 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:47:26,753 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 576 states and 1264 transitions.
[2024-11-13 21:47:26,753 INFO  L276                IsEmpty]: Start isEmpty. Operand 576 states and 1264 transitions.
[2024-11-13 21:47:26,754 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:47:26,754 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:47:26,754 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:47:26,790 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:47:28,636 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 21:47:56,727 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 21:47:56,728 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 579 states and 1298 transitions.
[2024-11-13 21:47:56,728 INFO  L276                IsEmpty]: Start isEmpty. Operand 579 states and 1298 transitions.
[2024-11-13 21:47:56,729 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2024-11-13 21:47:56,729 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 21:47:56,729 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 21:47:56,760 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 21:48:15,207 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.