./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-1.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/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_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/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_9fca1a20-b191-4b47-9655-33f3d2f92754/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 503e46fe74670dc8b1fd2e8b2c5a408fc01c83cb421ff9aefb8796417315d291
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 02:55:25,932 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 02:55:26,035 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-11-19 02:55:26,041 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 02:55:26,043 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 02:55:26,067 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 02:55:26,068 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 02:55:26,068 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 02:55:26,069 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 02:55:26,070 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-19 02:55:26,070 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 02:55:26,071 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-19 02:55:26,071 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 02:55:26,072 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-19 02:55:26,072 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-19 02:55:26,078 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-19 02:55:26,079 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 02:55:26,083 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-19 02:55:26,083 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-19 02:55:26,084 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 02:55:26,084 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 02:55:26,085 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-19 02:55:26,085 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-19 02:55:26,087 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 02:55:26,087 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 02:55:26,088 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 02:55:26,088 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 02:55:26,089 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-19 02:55:26,089 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 02:55:26,090 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_9fca1a20-b191-4b47-9655-33f3d2f92754/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_9fca1a20-b191-4b47-9655-33f3d2f92754/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 -> 503e46fe74670dc8b1fd2e8b2c5a408fc01c83cb421ff9aefb8796417315d291
[2023-11-19 02:55:26,431 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 02:55:26,452 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 02:55:26,455 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 02:55:26,457 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 02:55:26,457 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 02:55:26,459 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-1.i
[2023-11-19 02:55:29,557 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 02:55:29,868 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 02:55:29,869 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/sv-benchmarks/c/forester-heap/dll-rb-sentinel-1.i
[2023-11-19 02:55:29,889 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/data/898ed101e/e77d87ddc92c47f6b528d8670126cf70/FLAG8b509bb4b
[2023-11-19 02:55:29,909 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/data/898ed101e/e77d87ddc92c47f6b528d8670126cf70
[2023-11-19 02:55:29,916 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 02:55:29,918 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 02:55:29,920 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 02:55:29,920 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 02:55:29,925 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 02:55:29,926 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:29" (1/1) ...
[2023-11-19 02:55:29,927 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67eb1da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:29, skipping insertion in model container
[2023-11-19 02:55:29,927 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:29" (1/1) ...
[2023-11-19 02:55:29,997 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 02:55:30,357 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 02:55:30,368 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 02:55:30,428 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 02:55:30,474 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 02:55:30,474 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30 WrapperNode
[2023-11-19 02:55:30,474 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 02:55:30,475 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 02:55:30,477 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 02:55:30,477 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 02:55:30,483 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,497 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,538 INFO  L138                Inliner]: procedures = 119, calls = 50, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 187
[2023-11-19 02:55:30,539 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 02:55:30,540 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 02:55:30,540 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 02:55:30,540 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 02:55:30,553 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,554 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,558 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,559 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,570 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,575 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,578 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,580 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,584 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 02:55:30,585 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 02:55:30,585 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 02:55:30,585 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 02:55:30,586 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ...
[2023-11-19 02:55:30,592 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 02:55:30,609 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 02:55:30,626 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 02:55:30,632 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fca1a20-b191-4b47-9655-33f3d2f92754/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 02:55:30,665 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-19 02:55:30,666 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-19 02:55:30,666 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-19 02:55:30,666 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 02:55:30,666 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-19 02:55:30,666 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-19 02:55:30,667 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 02:55:30,667 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 02:55:30,667 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 02:55:30,667 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 02:55:30,794 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 02:55:30,796 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 02:55:31,353 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 02:55:31,522 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 02:55:31,522 INFO  L302             CfgBuilder]: Removed 17 assume(true) statements.
[2023-11-19 02:55:31,531 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:31 BoogieIcfgContainer
[2023-11-19 02:55:31,531 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 02:55:31,533 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 02:55:31,533 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-19 02:55:31,545 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-19 02:55:31,545 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:31" (1/1) ...
[2023-11-19 02:55:31,557 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 02:55:31,628 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:31,635 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 162 states and 196 transitions.
[2023-11-19 02:55:31,635 INFO  L276                IsEmpty]: Start isEmpty. Operand 162 states and 196 transitions.
[2023-11-19 02:55:31,637 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-19 02:55:31,637 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:31,637 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:31,730 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:31,847 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 02:55:31,874 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:31,876 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 161 states and 195 transitions.
[2023-11-19 02:55:31,876 INFO  L276                IsEmpty]: Start isEmpty. Operand 161 states and 195 transitions.
[2023-11-19 02:55:31,877 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-19 02:55:31,877 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:31,877 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:31,893 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:31,970 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 02:55:32,046 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,048 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 160 states and 194 transitions.
[2023-11-19 02:55:32,049 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 194 transitions.
[2023-11-19 02:55:32,049 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 02:55:32,049 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,050 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:32,067 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:32,093 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 02:55:32,108 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,110 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 159 states and 193 transitions.
[2023-11-19 02:55:32,110 INFO  L276                IsEmpty]: Start isEmpty. Operand 159 states and 193 transitions.
[2023-11-19 02:55:32,111 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 02:55:32,111 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,111 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:32,129 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:32,223 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 02:55:32,328 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,332 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 158 states and 192 transitions.
[2023-11-19 02:55:32,332 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 192 transitions.
[2023-11-19 02:55:32,333 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 02:55:32,333 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,333 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:32,349 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:32,371 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 02:55:32,389 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,389 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 157 states and 191 transitions.
[2023-11-19 02:55:32,390 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 191 transitions.
[2023-11-19 02:55:32,390 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 02:55:32,390 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,391 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:32,405 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:32,515 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 02:55:32,538 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,539 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 156 states and 190 transitions.
[2023-11-19 02:55:32,539 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 190 transitions.
[2023-11-19 02:55:32,539 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-19 02:55:32,539 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,540 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:32,560 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:32,613 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 02:55:32,642 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,642 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 155 states and 189 transitions.
[2023-11-19 02:55:32,643 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 189 transitions.
[2023-11-19 02:55:32,643 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-19 02:55:32,643 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,644 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:32,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:32,774 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 02:55:32,911 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,913 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 154 states and 188 transitions.
[2023-11-19 02:55:32,914 INFO  L276                IsEmpty]: Start isEmpty. Operand 154 states and 188 transitions.
[2023-11-19 02:55:32,914 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-19 02:55:32,915 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,915 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:32,950 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:32,974 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 02:55:32,992 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:32,992 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 153 states and 187 transitions.
[2023-11-19 02:55:32,993 INFO  L276                IsEmpty]: Start isEmpty. Operand 153 states and 187 transitions.
[2023-11-19 02:55:32,993 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-19 02:55:32,993 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:32,994 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:33,008 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:33,063 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 02:55:33,081 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:33,081 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 152 states and 186 transitions.
[2023-11-19 02:55:33,082 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 186 transitions.
[2023-11-19 02:55:33,082 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 02:55:33,082 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:33,083 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:33,099 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:33,115 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 02:55:33,130 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:33,131 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 151 states and 185 transitions.
[2023-11-19 02:55:33,131 INFO  L276                IsEmpty]: Start isEmpty. Operand 151 states and 185 transitions.
[2023-11-19 02:55:33,132 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 02:55:33,132 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:33,132 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:33,148 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:33,228 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 02:55:33,367 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:33,367 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 150 states and 184 transitions.
[2023-11-19 02:55:33,368 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 184 transitions.
[2023-11-19 02:55:33,370 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-19 02:55:33,370 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:33,371 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:33,393 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:33,520 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 02:55:33,567 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:33,568 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 153 states and 188 transitions.
[2023-11-19 02:55:33,568 INFO  L276                IsEmpty]: Start isEmpty. Operand 153 states and 188 transitions.
[2023-11-19 02:55:33,568 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-19 02:55:33,568 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:33,569 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:33,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:33,796 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 02:55:34,070 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:34,071 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 156 states and 194 transitions.
[2023-11-19 02:55:34,071 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 194 transitions.
[2023-11-19 02:55:34,072 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 02:55:34,072 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:34,072 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:34,096 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:34,119 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 02:55:34,135 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:34,136 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 155 states and 193 transitions.
[2023-11-19 02:55:34,136 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions.
[2023-11-19 02:55:34,137 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 02:55:34,137 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:34,137 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:34,158 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:34,314 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 02:55:34,579 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:34,580 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 195 transitions.
[2023-11-19 02:55:34,580 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions.
[2023-11-19 02:55:34,580 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 02:55:34,581 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:34,581 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:34,604 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:34,826 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 02:55:35,347 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:35,348 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 158 states and 199 transitions.
[2023-11-19 02:55:35,348 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 199 transitions.
[2023-11-19 02:55:35,349 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 02:55:35,349 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:35,349 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:35,372 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:35,732 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 02:55:36,614 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:36,615 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 160 states and 203 transitions.
[2023-11-19 02:55:36,615 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 203 transitions.
[2023-11-19 02:55:36,616 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 02:55:36,616 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:36,616 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:36,636 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:36,649 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 02:55:36,661 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:36,662 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 160 states and 199 transitions.
[2023-11-19 02:55:36,662 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 199 transitions.
[2023-11-19 02:55:36,663 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 02:55:36,663 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:36,664 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:36,690 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:36,713 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 02:55:36,944 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:36,945 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 161 states and 201 transitions.
[2023-11-19 02:55:36,945 INFO  L276                IsEmpty]: Start isEmpty. Operand 161 states and 201 transitions.
[2023-11-19 02:55:36,946 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 02:55:36,946 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:36,946 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:36,977 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:37,057 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 02:55:37,333 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:37,334 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 163 states and 204 transitions.
[2023-11-19 02:55:37,334 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 204 transitions.
[2023-11-19 02:55:37,334 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 02:55:37,334 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:37,335 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:37,357 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:37,400 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 02:55:37,662 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:37,663 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 169 states and 214 transitions.
[2023-11-19 02:55:37,663 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions.
[2023-11-19 02:55:37,665 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 02:55:37,666 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:37,666 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:37,684 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:37,773 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 02:55:38,068 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:38,069 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 225 transitions.
[2023-11-19 02:55:38,069 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 225 transitions.
[2023-11-19 02:55:38,072 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 02:55:38,072 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:38,072 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:38,094 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:38,258 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 02:55:39,256 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:39,257 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 178 states and 231 transitions.
[2023-11-19 02:55:39,257 INFO  L276                IsEmpty]: Start isEmpty. Operand 178 states and 231 transitions.
[2023-11-19 02:55:39,257 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 02:55:39,257 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:39,258 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:39,286 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:39,699 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 02:55:41,179 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:41,179 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 183 states and 239 transitions.
[2023-11-19 02:55:41,179 INFO  L276                IsEmpty]: Start isEmpty. Operand 183 states and 239 transitions.
[2023-11-19 02:55:41,180 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 02:55:41,180 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:41,180 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:41,239 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:41,857 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 02:55:42,763 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:42,763 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 185 states and 244 transitions.
[2023-11-19 02:55:42,764 INFO  L276                IsEmpty]: Start isEmpty. Operand 185 states and 244 transitions.
[2023-11-19 02:55:42,764 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 02:55:42,764 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:42,765 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:42,785 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:42,805 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 02:55:42,823 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:42,824 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 184 states and 243 transitions.
[2023-11-19 02:55:42,824 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 243 transitions.
[2023-11-19 02:55:42,825 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 02:55:42,825 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:42,825 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:42,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:43,184 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 02:55:43,206 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:43,207 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 186 states and 246 transitions.
[2023-11-19 02:55:43,207 INFO  L276                IsEmpty]: Start isEmpty. Operand 186 states and 246 transitions.
[2023-11-19 02:55:43,208 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 02:55:43,208 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:43,208 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:43,227 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:43,245 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 02:55:43,268 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:43,268 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 185 states and 245 transitions.
[2023-11-19 02:55:43,268 INFO  L276                IsEmpty]: Start isEmpty. Operand 185 states and 245 transitions.
[2023-11-19 02:55:43,269 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 02:55:43,269 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:43,269 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:43,291 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:43,600 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 02:55:43,622 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:43,623 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 186 states and 246 transitions.
[2023-11-19 02:55:43,623 INFO  L276                IsEmpty]: Start isEmpty. Operand 186 states and 246 transitions.
[2023-11-19 02:55:43,623 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 02:55:43,623 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:43,624 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:43,640 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:44,399 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 02:55:47,211 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:47,212 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 192 states and 256 transitions.
[2023-11-19 02:55:47,212 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions.
[2023-11-19 02:55:47,212 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 02:55:47,212 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:47,213 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:47,253 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:47,279 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 02:55:47,301 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:47,302 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 191 states and 253 transitions.
[2023-11-19 02:55:47,302 INFO  L276                IsEmpty]: Start isEmpty. Operand 191 states and 253 transitions.
[2023-11-19 02:55:47,303 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 02:55:47,303 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:47,304 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:47,328 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:47,577 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 02:55:48,170 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:48,171 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 192 states and 256 transitions.
[2023-11-19 02:55:48,171 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions.
[2023-11-19 02:55:48,171 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 02:55:48,171 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:48,171 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:48,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:48,250 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 02:55:48,273 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:48,274 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 191 states and 255 transitions.
[2023-11-19 02:55:48,274 INFO  L276                IsEmpty]: Start isEmpty. Operand 191 states and 255 transitions.
[2023-11-19 02:55:48,274 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 02:55:48,274 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:48,276 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:48,309 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:48,724 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 02:55:48,750 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:48,751 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 192 states and 256 transitions.
[2023-11-19 02:55:48,751 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions.
[2023-11-19 02:55:48,752 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 02:55:48,752 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:48,752 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:48,765 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:48,781 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 02:55:49,148 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:49,149 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 194 states and 260 transitions.
[2023-11-19 02:55:49,149 INFO  L276                IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions.
[2023-11-19 02:55:49,149 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 02:55:49,149 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:49,150 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:49,170 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:49,327 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 02:55:50,252 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:50,253 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 198 states and 267 transitions.
[2023-11-19 02:55:50,253 INFO  L276                IsEmpty]: Start isEmpty. Operand 198 states and 267 transitions.
[2023-11-19 02:55:50,253 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 02:55:50,254 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:50,254 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:50,282 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:50,308 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 02:55:50,325 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:50,326 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 197 states and 266 transitions.
[2023-11-19 02:55:50,326 INFO  L276                IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions.
[2023-11-19 02:55:50,327 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 02:55:50,327 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:50,327 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:50,348 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:50,586 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 02:55:51,092 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:51,093 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 196 states and 265 transitions.
[2023-11-19 02:55:51,093 INFO  L276                IsEmpty]: Start isEmpty. Operand 196 states and 265 transitions.
[2023-11-19 02:55:51,094 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 02:55:51,094 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:51,094 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:51,108 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:51,381 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 02:55:52,864 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:52,864 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 201 states and 272 transitions.
[2023-11-19 02:55:52,865 INFO  L276                IsEmpty]: Start isEmpty. Operand 201 states and 272 transitions.
[2023-11-19 02:55:52,865 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 02:55:52,865 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:52,865 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:52,900 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:53,308 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 02:55:54,386 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:54,387 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 203 states and 275 transitions.
[2023-11-19 02:55:54,387 INFO  L276                IsEmpty]: Start isEmpty. Operand 203 states and 275 transitions.
[2023-11-19 02:55:54,387 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 02:55:54,387 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:54,387 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:54,408 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:54,855 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 02:55:56,693 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:56,694 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 205 states and 278 transitions.
[2023-11-19 02:55:56,694 INFO  L276                IsEmpty]: Start isEmpty. Operand 205 states and 278 transitions.
[2023-11-19 02:55:56,694 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 02:55:56,694 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:56,694 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:56,710 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:56,726 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 02:55:56,748 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:56,749 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions.
[2023-11-19 02:55:56,749 INFO  L276                IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions.
[2023-11-19 02:55:56,749 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 02:55:56,750 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:56,750 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:56,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:56,806 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 02:55:56,833 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:56,834 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 208 states and 286 transitions.
[2023-11-19 02:55:56,834 INFO  L276                IsEmpty]: Start isEmpty. Operand 208 states and 286 transitions.
[2023-11-19 02:55:56,834 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 02:55:56,834 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:56,835 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:56,848 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:57,191 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 02:55:59,398 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:59,399 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 211 states and 292 transitions.
[2023-11-19 02:55:59,399 INFO  L276                IsEmpty]: Start isEmpty. Operand 211 states and 292 transitions.
[2023-11-19 02:55:59,399 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 02:55:59,399 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:59,400 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:59,423 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:59,441 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 02:55:59,459 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:59,459 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 210 states and 288 transitions.
[2023-11-19 02:55:59,460 INFO  L276                IsEmpty]: Start isEmpty. Operand 210 states and 288 transitions.
[2023-11-19 02:55:59,460 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 02:55:59,460 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:59,460 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:59,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:59,505 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 02:55:59,528 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:55:59,529 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 213 states and 291 transitions.
[2023-11-19 02:55:59,529 INFO  L276                IsEmpty]: Start isEmpty. Operand 213 states and 291 transitions.
[2023-11-19 02:55:59,529 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 02:55:59,529 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:55:59,530 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:55:59,550 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:55:59,746 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 02:56:00,927 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:00,928 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 212 states and 288 transitions.
[2023-11-19 02:56:00,928 INFO  L276                IsEmpty]: Start isEmpty. Operand 212 states and 288 transitions.
[2023-11-19 02:56:00,928 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 02:56:00,928 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:00,928 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:00,977 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:01,003 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 02:56:01,543 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:01,544 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 213 states and 290 transitions.
[2023-11-19 02:56:01,544 INFO  L276                IsEmpty]: Start isEmpty. Operand 213 states and 290 transitions.
[2023-11-19 02:56:01,544 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 02:56:01,544 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:01,545 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:01,570 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:01,703 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 02:56:02,237 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:02,238 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 214 states and 291 transitions.
[2023-11-19 02:56:02,238 INFO  L276                IsEmpty]: Start isEmpty. Operand 214 states and 291 transitions.
[2023-11-19 02:56:02,238 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-19 02:56:02,238 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:02,238 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:02,267 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:02,765 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 02:56:05,065 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:05,066 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 218 states and 298 transitions.
[2023-11-19 02:56:05,066 INFO  L276                IsEmpty]: Start isEmpty. Operand 218 states and 298 transitions.
[2023-11-19 02:56:05,066 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-19 02:56:05,066 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:05,066 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:05,095 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:05,758 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 02:56:06,927 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:06,928 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 220 states and 302 transitions.
[2023-11-19 02:56:06,928 INFO  L276                IsEmpty]: Start isEmpty. Operand 220 states and 302 transitions.
[2023-11-19 02:56:06,928 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-19 02:56:06,928 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:06,928 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:06,946 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:07,643 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 02:56:15,855 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:15,855 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 233 states and 328 transitions.
[2023-11-19 02:56:15,856 INFO  L276                IsEmpty]: Start isEmpty. Operand 233 states and 328 transitions.
[2023-11-19 02:56:15,856 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-19 02:56:15,856 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:15,856 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:15,869 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:16,038 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 02:56:16,700 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:16,701 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 234 states and 330 transitions.
[2023-11-19 02:56:16,701 INFO  L276                IsEmpty]: Start isEmpty. Operand 234 states and 330 transitions.
[2023-11-19 02:56:16,701 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-11-19 02:56:16,701 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:16,702 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:16,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:16,747 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 02:56:16,768 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:16,769 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 233 states and 329 transitions.
[2023-11-19 02:56:16,769 INFO  L276                IsEmpty]: Start isEmpty. Operand 233 states and 329 transitions.
[2023-11-19 02:56:16,769 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-11-19 02:56:16,770 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:16,770 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:16,800 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:17,127 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 02:56:17,152 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 02:56:17,153 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 234 states and 330 transitions.
[2023-11-19 02:56:17,153 INFO  L276                IsEmpty]: Start isEmpty. Operand 234 states and 330 transitions.
[2023-11-19 02:56:17,153 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-11-19 02:56:17,153 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 02:56:17,154 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 02:56:17,169 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 02:56:17,187 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.