./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL --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 6e14aa3eeddc5d261248d26114db1375e0f229d6456e2c7754877a082dc10921
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 03:39:18,836 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 03:39:18,981 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-11-19 03:39:18,991 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 03:39:18,992 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 03:39:19,033 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 03:39:19,035 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 03:39:19,036 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 03:39:19,037 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 03:39:19,042 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-19 03:39:19,043 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 03:39:19,043 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-19 03:39:19,044 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 03:39:19,046 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-19 03:39:19,046 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-19 03:39:19,047 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-19 03:39:19,047 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 03:39:19,048 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-19 03:39:19,048 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-19 03:39:19,049 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 03:39:19,049 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 03:39:19,050 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-19 03:39:19,051 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-19 03:39:19,051 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 03:39:19,052 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:39:19,052 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 03:39:19,052 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 03:39:19,053 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-19 03:39:19,053 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 03:39:19,054 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL
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 -> 6e14aa3eeddc5d261248d26114db1375e0f229d6456e2c7754877a082dc10921
[2023-11-19 03:39:19,456 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 03:39:19,493 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 03:39:19,497 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 03:39:19,498 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 03:39:19,500 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 03:39:19,501 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i
[2023-11-19 03:39:22,921 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 03:39:23,300 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 03:39:23,300 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i
[2023-11-19 03:39:23,325 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/data/c2dbc1b54/1287e3cb6d6643a09357fc287f48a9c8/FLAG411006310
[2023-11-19 03:39:23,342 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/data/c2dbc1b54/1287e3cb6d6643a09357fc287f48a9c8
[2023-11-19 03:39:23,345 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 03:39:23,347 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 03:39:23,349 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 03:39:23,349 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 03:39:23,356 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 03:39:23,357 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:23" (1/1) ...
[2023-11-19 03:39:23,358 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aa85166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:23, skipping insertion in model container
[2023-11-19 03:39:23,359 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:23" (1/1) ...
[2023-11-19 03:39:23,448 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 03:39:23,957 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:39:23,974 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 03:39:24,074 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:39:24,112 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 03:39:24,113 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24 WrapperNode
[2023-11-19 03:39:24,113 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 03:39:24,115 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 03:39:24,115 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 03:39:24,115 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 03:39:24,124 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,159 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,191 INFO  L138                Inliner]: procedures = 123, calls = 49, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 152
[2023-11-19 03:39:24,194 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 03:39:24,195 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 03:39:24,195 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 03:39:24,196 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 03:39:24,207 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,207 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,231 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,231 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,256 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,261 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,263 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,265 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,279 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 03:39:24,280 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 03:39:24,280 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 03:39:24,280 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 03:39:24,281 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:24" (1/1) ...
[2023-11-19 03:39:24,288 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:39:24,303 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 03:39:24,327 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 03:39:24,363 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad169ba5-f946-466c-8390-84f24f3b68b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 03:39:24,394 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-19 03:39:24,395 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 03:39:24,395 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-19 03:39:24,395 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-19 03:39:24,395 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 03:39:24,396 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 03:39:24,396 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 03:39:24,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 03:39:24,568 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 03:39:24,571 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 03:39:25,337 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 03:39:25,434 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 03:39:25,435 INFO  L302             CfgBuilder]: Removed 3 assume(true) statements.
[2023-11-19 03:39:25,442 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:25 BoogieIcfgContainer
[2023-11-19 03:39:25,442 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 03:39:25,450 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 03:39:25,450 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-19 03:39:25,461 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-19 03:39:25,461 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:25" (1/1) ...
[2023-11-19 03:39:25,473 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 03:39:25,532 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:25,542 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 132 states and 142 transitions.
[2023-11-19 03:39:25,542 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 142 transitions.
[2023-11-19 03:39:25,545 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-19 03:39:25,545 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:25,546 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:25,681 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:25,857 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:25,905 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:25,917 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 131 states and 141 transitions.
[2023-11-19 03:39:25,918 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions.
[2023-11-19 03:39:25,918 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-19 03:39:25,919 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:25,919 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:25,948 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:26,103 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:26,235 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:26,236 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 130 states and 140 transitions.
[2023-11-19 03:39:26,236 INFO  L276                IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions.
[2023-11-19 03:39:26,237 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 03:39:26,237 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:26,237 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:26,254 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:26,276 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:26,335 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:26,336 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions.
[2023-11-19 03:39:26,336 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions.
[2023-11-19 03:39:26,337 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 03:39:26,337 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:26,337 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:26,351 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:26,482 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:26,507 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:26,508 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions.
[2023-11-19 03:39:26,508 INFO  L276                IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions.
[2023-11-19 03:39:26,509 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 03:39:26,509 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:26,510 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:26,547 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:26,589 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:26,616 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:26,617 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions.
[2023-11-19 03:39:26,617 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions.
[2023-11-19 03:39:26,618 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 03:39:26,618 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:26,619 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:26,655 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:26,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:26,936 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:26,937 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 126 states and 136 transitions.
[2023-11-19 03:39:26,937 INFO  L276                IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions.
[2023-11-19 03:39:26,940 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 03:39:26,940 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:26,940 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:26,982 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:27,063 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:27,125 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:27,125 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 129 states and 142 transitions.
[2023-11-19 03:39:27,126 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 142 transitions.
[2023-11-19 03:39:27,126 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 03:39:27,126 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:27,127 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:27,147 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:27,323 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:27,514 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:27,515 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 132 states and 150 transitions.
[2023-11-19 03:39:27,515 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 150 transitions.
[2023-11-19 03:39:27,515 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-19 03:39:27,516 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:27,516 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:27,533 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:27,588 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:27,630 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:27,631 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 131 states and 149 transitions.
[2023-11-19 03:39:27,631 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 149 transitions.
[2023-11-19 03:39:27,632 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-19 03:39:27,632 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:27,632 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:27,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:27,779 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:28,012 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:28,013 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 130 states and 148 transitions.
[2023-11-19 03:39:28,013 INFO  L276                IsEmpty]: Start isEmpty. Operand 130 states and 148 transitions.
[2023-11-19 03:39:28,014 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:39:28,014 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:28,015 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:28,036 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:28,059 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:28,080 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:28,081 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 129 states and 147 transitions.
[2023-11-19 03:39:28,082 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 147 transitions.
[2023-11-19 03:39:28,082 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:39:28,082 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:28,083 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:28,107 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:28,184 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:28,213 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:28,214 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 128 states and 146 transitions.
[2023-11-19 03:39:28,214 INFO  L276                IsEmpty]: Start isEmpty. Operand 128 states and 146 transitions.
[2023-11-19 03:39:28,216 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:39:28,216 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:28,217 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:28,234 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:28,254 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:28,277 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:28,277 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 127 states and 145 transitions.
[2023-11-19 03:39:28,277 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 145 transitions.
[2023-11-19 03:39:28,278 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:39:28,279 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:28,279 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:28,300 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:28,537 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:29,180 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:29,181 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 132 states and 156 transitions.
[2023-11-19 03:39:29,181 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions.
[2023-11-19 03:39:29,182 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-19 03:39:29,182 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:29,182 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:29,197 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:29,292 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:29,366 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:29,367 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 134 states and 161 transitions.
[2023-11-19 03:39:29,367 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 161 transitions.
[2023-11-19 03:39:29,367 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-19 03:39:29,368 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:29,368 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:29,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:29,412 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:29,594 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:29,595 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 134 states and 160 transitions.
[2023-11-19 03:39:29,595 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 160 transitions.
[2023-11-19 03:39:29,595 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 03:39:29,596 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:29,596 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:29,613 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:29,630 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:29,656 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:29,657 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 136 states and 164 transitions.
[2023-11-19 03:39:29,657 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 164 transitions.
[2023-11-19 03:39:29,658 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 03:39:29,658 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:29,658 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:29,675 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:29,803 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:30,103 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:30,104 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 168 transitions.
[2023-11-19 03:39:30,104 INFO  L276                IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions.
[2023-11-19 03:39:30,105 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 03:39:30,105 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:30,105 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:30,123 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:30,185 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:30,650 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:30,651 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 139 states and 169 transitions.
[2023-11-19 03:39:30,651 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 169 transitions.
[2023-11-19 03:39:30,652 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 03:39:30,652 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:30,652 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:30,667 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:30,722 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:31,016 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:31,017 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 140 states and 171 transitions.
[2023-11-19 03:39:31,017 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 171 transitions.
[2023-11-19 03:39:31,017 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:31,018 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:31,018 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:31,038 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:31,234 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:31,615 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:31,615 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 141 states and 173 transitions.
[2023-11-19 03:39:31,615 INFO  L276                IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions.
[2023-11-19 03:39:31,616 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:31,616 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:31,616 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:31,638 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:31,947 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:33,087 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:33,088 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 144 states and 179 transitions.
[2023-11-19 03:39:33,088 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 179 transitions.
[2023-11-19 03:39:33,089 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:33,089 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:33,089 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:33,104 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:33,124 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:33,150 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:33,150 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 146 states and 183 transitions.
[2023-11-19 03:39:33,151 INFO  L276                IsEmpty]: Start isEmpty. Operand 146 states and 183 transitions.
[2023-11-19 03:39:33,151 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:33,151 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:33,152 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:33,166 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:33,338 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:34,099 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:34,099 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 148 states and 189 transitions.
[2023-11-19 03:39:34,099 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 189 transitions.
[2023-11-19 03:39:34,100 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:34,100 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:34,100 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:34,128 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:34,145 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:34,169 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:34,170 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 149 states and 190 transitions.
[2023-11-19 03:39:34,170 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 190 transitions.
[2023-11-19 03:39:34,175 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:34,175 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:34,175 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:34,191 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:34,218 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:34,400 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:34,400 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 150 states and 191 transitions.
[2023-11-19 03:39:34,401 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 191 transitions.
[2023-11-19 03:39:34,401 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:34,401 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:34,401 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:34,418 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:34,435 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:34,459 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:34,460 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 151 states and 193 transitions.
[2023-11-19 03:39:34,462 INFO  L276                IsEmpty]: Start isEmpty. Operand 151 states and 193 transitions.
[2023-11-19 03:39:34,463 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:34,463 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:34,463 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:34,487 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:34,764 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:35,477 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:35,480 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 201 transitions.
[2023-11-19 03:39:35,481 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 201 transitions.
[2023-11-19 03:39:35,481 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:35,482 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:35,482 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:35,512 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:35,613 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:35,638 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:35,639 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 154 states and 200 transitions.
[2023-11-19 03:39:35,639 INFO  L276                IsEmpty]: Start isEmpty. Operand 154 states and 200 transitions.
[2023-11-19 03:39:35,640 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:39:35,640 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:35,640 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:35,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:35,797 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:35,829 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:35,830 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 201 transitions.
[2023-11-19 03:39:35,830 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 201 transitions.
[2023-11-19 03:39:35,830 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 03:39:35,830 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:35,831 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:35,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:35,955 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:36,055 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:36,057 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 156 states and 201 transitions.
[2023-11-19 03:39:36,057 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 201 transitions.
[2023-11-19 03:39:36,057 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 03:39:36,057 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:36,058 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:36,071 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:36,499 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:37,844 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:37,845 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 160 states and 210 transitions.
[2023-11-19 03:39:37,846 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions.
[2023-11-19 03:39:37,846 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 03:39:37,846 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:37,846 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:37,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:37,875 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:37,891 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:37,892 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 159 states and 209 transitions.
[2023-11-19 03:39:37,892 INFO  L276                IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions.
[2023-11-19 03:39:37,893 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 03:39:37,893 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:37,893 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:37,914 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:38,007 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:38,030 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:38,035 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 158 states and 208 transitions.
[2023-11-19 03:39:38,036 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 208 transitions.
[2023-11-19 03:39:38,037 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 03:39:38,037 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:38,038 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:38,055 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:38,389 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:40,565 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:40,566 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 163 states and 216 transitions.
[2023-11-19 03:39:40,566 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 216 transitions.
[2023-11-19 03:39:40,567 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 03:39:40,567 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:40,567 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:40,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:40,671 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:40,696 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:40,696 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 162 states and 215 transitions.
[2023-11-19 03:39:40,697 INFO  L276                IsEmpty]: Start isEmpty. Operand 162 states and 215 transitions.
[2023-11-19 03:39:40,697 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 03:39:40,697 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:40,698 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:40,713 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:40,839 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:40,892 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:40,893 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 164 states and 222 transitions.
[2023-11-19 03:39:40,893 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 222 transitions.
[2023-11-19 03:39:40,894 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 03:39:40,894 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:40,894 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:40,917 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:41,324 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:42,396 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:42,397 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 225 transitions.
[2023-11-19 03:39:42,397 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 225 transitions.
[2023-11-19 03:39:42,398 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 03:39:42,398 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:42,398 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:42,422 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:42,945 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:44,793 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:44,793 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 168 states and 228 transitions.
[2023-11-19 03:39:44,794 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 228 transitions.
[2023-11-19 03:39:44,794 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 03:39:44,794 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:44,795 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:44,810 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:44,827 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:45,608 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:45,609 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 167 states and 227 transitions.
[2023-11-19 03:39:45,609 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 227 transitions.
[2023-11-19 03:39:45,609 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 03:39:45,609 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:45,610 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:45,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:45,672 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:45,708 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:45,710 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions.
[2023-11-19 03:39:45,712 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions.
[2023-11-19 03:39:45,713 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 03:39:45,714 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:45,715 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:45,751 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:45,813 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:45,850 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:45,867 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 167 states and 228 transitions.
[2023-11-19 03:39:45,867 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 228 transitions.
[2023-11-19 03:39:45,867 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 03:39:45,868 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:45,868 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:45,883 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:45,916 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:46,374 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:46,375 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 168 states and 230 transitions.
[2023-11-19 03:39:46,375 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 230 transitions.
[2023-11-19 03:39:46,375 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 03:39:46,375 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:46,375 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:46,401 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:46,485 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:47,055 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:47,055 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 169 states and 231 transitions.
[2023-11-19 03:39:47,056 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 231 transitions.
[2023-11-19 03:39:47,056 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 03:39:47,056 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:47,056 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:47,074 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:48,425 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:39:53,534 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:39:53,535 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 248 transitions.
[2023-11-19 03:39:53,535 INFO  L276                IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions.
[2023-11-19 03:39:53,536 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 03:39:53,536 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:39:53,536 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:39:53,559 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:39:54,850 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:40:01,024 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:40:01,025 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 189 states and 262 transitions.
[2023-11-19 03:40:01,026 INFO  L276                IsEmpty]: Start isEmpty. Operand 189 states and 262 transitions.
[2023-11-19 03:40:01,026 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 03:40:01,026 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:40:01,026 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:40:01,047 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:40:01,619 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:40:03,334 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:40:03,335 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 191 states and 266 transitions.
[2023-11-19 03:40:03,335 INFO  L276                IsEmpty]: Start isEmpty. Operand 191 states and 266 transitions.
[2023-11-19 03:40:03,335 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 03:40:03,336 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:40:03,336 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:40:03,363 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:40:04,191 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:40:07,075 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:40:07,075 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 193 states and 270 transitions.
[2023-11-19 03:40:07,076 INFO  L276                IsEmpty]: Start isEmpty. Operand 193 states and 270 transitions.
[2023-11-19 03:40:07,076 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 03:40:07,076 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:40:07,076 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:40:07,094 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:40:07,646 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:40:11,858 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:40:11,859 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 200 states and 286 transitions.
[2023-11-19 03:40:11,859 INFO  L276                IsEmpty]: Start isEmpty. Operand 200 states and 286 transitions.
[2023-11-19 03:40:11,860 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 03:40:11,860 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:40:11,860 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:40:11,876 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:40:11,968 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.