./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-reverse_simple.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version cf1a7837
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_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-reverse_simple.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV --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 a7651578256dc791e0a036690d99e12094845a58f582fb99f9abee48c7c5dfba
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-cf1a783
[2023-11-11 23:57:52,102 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-11 23:57:52,189 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-11-11 23:57:52,195 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-11 23:57:52,195 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-11 23:57:52,221 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-11 23:57:52,222 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-11 23:57:52,223 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-11 23:57:52,223 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-11 23:57:52,224 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-11 23:57:52,224 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-11 23:57:52,225 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-11 23:57:52,226 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-11 23:57:52,226 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-11 23:57:52,227 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-11 23:57:52,227 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-11 23:57:52,228 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-11 23:57:52,229 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-11 23:57:52,229 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-11 23:57:52,230 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-11 23:57:52,231 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-11 23:57:52,231 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-11 23:57:52,232 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-11 23:57:52,233 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-11 23:57:52,233 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-11 23:57:52,234 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-11 23:57:52,234 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-11 23:57:52,235 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-11 23:57:52,235 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_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/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_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV
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 -> a7651578256dc791e0a036690d99e12094845a58f582fb99f9abee48c7c5dfba
[2023-11-11 23:57:52,520 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-11 23:57:52,544 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-11 23:57:52,547 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-11 23:57:52,549 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-11 23:57:52,549 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-11 23:57:52,551 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/forester-heap/sll-reverse_simple.i
[2023-11-11 23:57:55,728 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-11 23:57:55,994 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-11 23:57:55,995 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/sv-benchmarks/c/forester-heap/sll-reverse_simple.i
[2023-11-11 23:57:56,019 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/data/42fa2057a/4116512c6c094e3093089c5e9b660d09/FLAG3b61f555b
[2023-11-11 23:57:56,036 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/data/42fa2057a/4116512c6c094e3093089c5e9b660d09
[2023-11-11 23:57:56,039 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-11 23:57:56,041 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-11 23:57:56,042 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-11 23:57:56,043 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-11 23:57:56,048 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-11 23:57:56,049 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,050 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55efe27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56, skipping insertion in model container
[2023-11-11 23:57:56,050 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,102 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-11 23:57:56,424 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-11 23:57:56,436 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-11 23:57:56,506 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-11 23:57:56,551 INFO  L206         MainTranslator]: Completed translation
[2023-11-11 23:57:56,551 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56 WrapperNode
[2023-11-11 23:57:56,551 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-11 23:57:56,552 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-11 23:57:56,552 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-11 23:57:56,552 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-11 23:57:56,558 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,576 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,604 INFO  L138                Inliner]: procedures = 119, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 151
[2023-11-11 23:57:56,605 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-11 23:57:56,605 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-11 23:57:56,606 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-11 23:57:56,606 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-11 23:57:56,621 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,622 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,626 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,629 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,642 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,649 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,657 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,659 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,663 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-11 23:57:56,664 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-11 23:57:56,665 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-11 23:57:56,665 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-11 23:57:56,666 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:56" (1/1) ...
[2023-11-11 23:57:56,673 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-11 23:57:56,690 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/z3
[2023-11-11 23:57:56,717 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-11 23:57:56,736 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0facf8bf-4c1d-4b67-b84d-659308d0be23/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-11 23:57:56,760 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-11 23:57:56,760 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-11 23:57:56,761 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-11 23:57:56,761 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-11 23:57:56,761 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-11 23:57:56,762 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-11 23:57:56,762 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-11 23:57:56,762 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-11 23:57:56,762 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-11 23:57:56,762 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-11 23:57:56,974 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-11 23:57:56,978 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-11 23:57:57,568 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-11 23:57:57,643 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-11 23:57:57,643 INFO  L302             CfgBuilder]: Removed 11 assume(true) statements.
[2023-11-11 23:57:57,646 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:57 BoogieIcfgContainer
[2023-11-11 23:57:57,646 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-11 23:57:57,647 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-11 23:57:57,647 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-11 23:57:57,659 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-11 23:57:57,659 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:57" (1/1) ...
[2023-11-11 23:57:57,669 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-11 23:57:57,717 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:57,725 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 114 states and 135 transitions.
[2023-11-11 23:57:57,726 INFO  L276                IsEmpty]: Start isEmpty. Operand 114 states and 135 transitions.
[2023-11-11 23:57:57,728 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-11 23:57:57,729 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:57,729 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:57,834 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:57,942 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:57,981 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:57,982 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 113 states and 134 transitions.
[2023-11-11 23:57:57,983 INFO  L276                IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions.
[2023-11-11 23:57:57,983 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-11 23:57:57,983 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:57,983 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:58,005 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:58,165 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:58,305 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:58,306 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 112 states and 133 transitions.
[2023-11-11 23:57:58,306 INFO  L276                IsEmpty]: Start isEmpty. Operand 112 states and 133 transitions.
[2023-11-11 23:57:58,306 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-11 23:57:58,307 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:58,307 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:58,325 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:58,361 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:58,379 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:58,387 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 111 states and 132 transitions.
[2023-11-11 23:57:58,388 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 132 transitions.
[2023-11-11 23:57:58,389 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-11 23:57:58,389 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:58,389 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:58,412 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:58,566 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:58,765 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:58,766 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 110 states and 131 transitions.
[2023-11-11 23:57:58,767 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states and 131 transitions.
[2023-11-11 23:57:58,769 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-11 23:57:58,770 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:58,770 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:58,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:58,821 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:58,845 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:58,845 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 110 states and 129 transitions.
[2023-11-11 23:57:58,845 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions.
[2023-11-11 23:57:58,846 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-11 23:57:58,846 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:58,846 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:58,872 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:59,041 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:59,110 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:59,110 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 109 states and 128 transitions.
[2023-11-11 23:57:59,110 INFO  L276                IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions.
[2023-11-11 23:57:59,111 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-11 23:57:59,111 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:59,111 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:59,126 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:59,342 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:59,535 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:59,536 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 112 states and 133 transitions.
[2023-11-11 23:57:59,536 INFO  L276                IsEmpty]: Start isEmpty. Operand 112 states and 133 transitions.
[2023-11-11 23:57:59,537 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-11 23:57:59,537 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:59,537 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:59,549 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:59,575 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:57:59,731 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:57:59,732 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 116 states and 141 transitions.
[2023-11-11 23:57:59,732 INFO  L276                IsEmpty]: Start isEmpty. Operand 116 states and 141 transitions.
[2023-11-11 23:57:59,733 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-11 23:57:59,733 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:57:59,733 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:57:59,748 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:57:59,840 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:00,189 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:00,190 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 120 states and 149 transitions.
[2023-11-11 23:58:00,190 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 149 transitions.
[2023-11-11 23:58:00,190 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-11 23:58:00,190 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:00,190 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:00,213 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:00,231 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:00,252 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:00,253 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 119 states and 148 transitions.
[2023-11-11 23:58:00,254 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions.
[2023-11-11 23:58:00,255 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-11 23:58:00,255 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:00,256 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:00,270 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:00,392 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:00,619 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:00,620 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions.
[2023-11-11 23:58:00,620 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions.
[2023-11-11 23:58:00,620 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-11 23:58:00,621 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:00,621 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:00,639 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:00,802 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:01,226 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:01,226 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 122 states and 154 transitions.
[2023-11-11 23:58:01,227 INFO  L276                IsEmpty]: Start isEmpty. Operand 122 states and 154 transitions.
[2023-11-11 23:58:01,227 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-11 23:58:01,227 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:01,227 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:01,241 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:01,447 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:02,109 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:02,109 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 124 states and 158 transitions.
[2023-11-11 23:58:02,109 INFO  L276                IsEmpty]: Start isEmpty. Operand 124 states and 158 transitions.
[2023-11-11 23:58:02,110 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-11 23:58:02,110 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:02,110 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:02,131 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:02,145 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:02,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:02,173 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 123 states and 157 transitions.
[2023-11-11 23:58:02,173 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 157 transitions.
[2023-11-11 23:58:02,174 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-11 23:58:02,175 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:02,175 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:02,206 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:02,341 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:02,373 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:02,374 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 110 states and 135 transitions.
[2023-11-11 23:58:02,374 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions.
[2023-11-11 23:58:02,374 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-11 23:58:02,375 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:02,375 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:02,386 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:02,394 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:02,401 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:02,401 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 110 states and 133 transitions.
[2023-11-11 23:58:02,402 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states and 133 transitions.
[2023-11-11 23:58:02,402 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-11 23:58:02,402 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:02,403 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:02,414 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:02,421 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:02,428 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:02,428 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 110 states and 131 transitions.
[2023-11-11 23:58:02,429 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states and 131 transitions.
[2023-11-11 23:58:02,429 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-11 23:58:02,430 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:02,430 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:02,441 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:02,453 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:02,477 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:02,477 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 109 states and 129 transitions.
[2023-11-11 23:58:02,478 INFO  L276                IsEmpty]: Start isEmpty. Operand 109 states and 129 transitions.
[2023-11-11 23:58:02,478 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-11 23:58:02,478 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:02,479 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:02,490 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:02,608 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:02,642 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:02,643 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 113 states and 135 transitions.
[2023-11-11 23:58:02,643 INFO  L276                IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions.
[2023-11-11 23:58:02,643 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-11 23:58:02,644 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:02,644 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:02,655 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:02,780 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:03,693 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:03,694 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 118 states and 142 transitions.
[2023-11-11 23:58:03,694 INFO  L276                IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions.
[2023-11-11 23:58:03,695 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-11 23:58:03,695 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:03,696 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:03,708 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:03,723 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:03,752 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:03,753 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 117 states and 140 transitions.
[2023-11-11 23:58:03,753 INFO  L276                IsEmpty]: Start isEmpty. Operand 117 states and 140 transitions.
[2023-11-11 23:58:03,754 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-11 23:58:03,754 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:03,754 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:03,769 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:03,808 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:03,841 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:03,841 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 120 states and 148 transitions.
[2023-11-11 23:58:03,842 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 148 transitions.
[2023-11-11 23:58:03,843 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-11 23:58:03,843 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:03,843 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:03,859 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:03,882 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:04,165 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:04,166 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 120 states and 147 transitions.
[2023-11-11 23:58:04,166 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 147 transitions.
[2023-11-11 23:58:04,167 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-11 23:58:04,167 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:04,167 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:04,179 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:04,192 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:04,210 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:04,210 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 119 states and 146 transitions.
[2023-11-11 23:58:04,210 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 146 transitions.
[2023-11-11 23:58:04,211 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-11 23:58:04,211 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:04,211 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:04,224 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:04,274 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:04,297 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:04,298 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 120 states and 148 transitions.
[2023-11-11 23:58:04,298 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 148 transitions.
[2023-11-11 23:58:04,298 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-11 23:58:04,299 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:04,299 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:04,311 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:04,659 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:06,233 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:06,234 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 125 states and 157 transitions.
[2023-11-11 23:58:06,234 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 157 transitions.
[2023-11-11 23:58:06,234 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-11 23:58:06,234 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:06,234 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:06,250 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:06,647 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:09,767 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:09,767 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 135 states and 177 transitions.
[2023-11-11 23:58:09,768 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 177 transitions.
[2023-11-11 23:58:09,768 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-11 23:58:09,768 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:09,769 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:09,783 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:10,020 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:10,590 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:10,591 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 137 states and 179 transitions.
[2023-11-11 23:58:10,591 INFO  L276                IsEmpty]: Start isEmpty. Operand 137 states and 179 transitions.
[2023-11-11 23:58:10,592 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-11 23:58:10,592 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:10,592 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:10,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:10,677 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:10,701 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:10,702 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 136 states and 178 transitions.
[2023-11-11 23:58:10,702 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 178 transitions.
[2023-11-11 23:58:10,703 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-11 23:58:10,703 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:10,704 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:10,725 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:10,741 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:10,759 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:10,759 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 135 states and 177 transitions.
[2023-11-11 23:58:10,760 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 177 transitions.
[2023-11-11 23:58:10,760 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-11 23:58:10,760 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:10,760 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:10,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:10,963 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:11,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:11,173 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 137 states and 180 transitions.
[2023-11-11 23:58:11,173 INFO  L276                IsEmpty]: Start isEmpty. Operand 137 states and 180 transitions.
[2023-11-11 23:58:11,174 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-11 23:58:11,174 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:11,174 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:11,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:11,227 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:11,245 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:11,246 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 138 states and 182 transitions.
[2023-11-11 23:58:11,246 INFO  L276                IsEmpty]: Start isEmpty. Operand 138 states and 182 transitions.
[2023-11-11 23:58:11,246 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-11 23:58:11,247 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:11,247 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:11,260 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:11,297 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:11,315 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:11,315 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 139 states and 185 transitions.
[2023-11-11 23:58:11,316 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 185 transitions.
[2023-11-11 23:58:11,316 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-11 23:58:11,316 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:11,316 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:11,327 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:11,593 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:13,426 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:13,427 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 145 states and 191 transitions.
[2023-11-11 23:58:13,428 INFO  L276                IsEmpty]: Start isEmpty. Operand 145 states and 191 transitions.
[2023-11-11 23:58:13,428 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-11 23:58:13,428 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:13,428 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:13,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:13,463 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:13,618 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:13,618 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 145 states and 190 transitions.
[2023-11-11 23:58:13,619 INFO  L276                IsEmpty]: Start isEmpty. Operand 145 states and 190 transitions.
[2023-11-11 23:58:13,619 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-11 23:58:13,619 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:13,619 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:13,643 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:13,813 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:14,337 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:14,338 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 147 states and 194 transitions.
[2023-11-11 23:58:14,338 INFO  L276                IsEmpty]: Start isEmpty. Operand 147 states and 194 transitions.
[2023-11-11 23:58:14,338 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-11 23:58:14,338 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:14,339 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:14,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:14,615 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:15,201 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:15,202 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 149 states and 198 transitions.
[2023-11-11 23:58:15,202 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 198 transitions.
[2023-11-11 23:58:15,202 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-11 23:58:15,202 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:15,203 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:15,220 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:15,236 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:15,254 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:15,254 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 148 states and 197 transitions.
[2023-11-11 23:58:15,255 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 197 transitions.
[2023-11-11 23:58:15,255 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-11 23:58:15,255 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:15,256 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:15,269 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:15,409 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:15,436 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:15,436 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 149 states and 198 transitions.
[2023-11-11 23:58:15,436 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 198 transitions.
[2023-11-11 23:58:15,437 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-11 23:58:15,437 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:15,437 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:15,469 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:16,051 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:19,362 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:19,362 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 159 states and 214 transitions.
[2023-11-11 23:58:19,363 INFO  L276                IsEmpty]: Start isEmpty. Operand 159 states and 214 transitions.
[2023-11-11 23:58:19,363 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-11 23:58:19,363 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:19,363 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:19,377 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:19,429 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-11 23:58:22,448 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:22,448 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions.
[2023-11-11 23:58:22,448 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions.
[2023-11-11 23:58:22,449 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-11 23:58:22,449 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:22,449 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:22,474 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:23,560 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:28,731 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:28,731 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 248 transitions.
[2023-11-11 23:58:28,732 INFO  L276                IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions.
[2023-11-11 23:58:28,732 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-11 23:58:28,732 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:28,732 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:28,751 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:29,636 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:34,571 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:34,572 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 189 states and 269 transitions.
[2023-11-11 23:58:34,572 INFO  L276                IsEmpty]: Start isEmpty. Operand 189 states and 269 transitions.
[2023-11-11 23:58:34,572 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-11 23:58:34,573 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:34,573 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:34,598 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:34,791 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:36,994 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:36,995 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 194 states and 278 transitions.
[2023-11-11 23:58:36,995 INFO  L276                IsEmpty]: Start isEmpty. Operand 194 states and 278 transitions.
[2023-11-11 23:58:36,995 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-11 23:58:36,995 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:36,996 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:37,010 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:37,173 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:38,327 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:38,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 197 states and 282 transitions.
[2023-11-11 23:58:38,328 INFO  L276                IsEmpty]: Start isEmpty. Operand 197 states and 282 transitions.
[2023-11-11 23:58:38,329 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-11 23:58:38,329 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:38,329 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:38,345 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:38,648 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:41,714 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:41,714 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 202 states and 292 transitions.
[2023-11-11 23:58:41,714 INFO  L276                IsEmpty]: Start isEmpty. Operand 202 states and 292 transitions.
[2023-11-11 23:58:41,715 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-11 23:58:41,715 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:41,715 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:41,732 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:41,806 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-11-11 23:58:43,334 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:43,335 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 204 states and 295 transitions.
[2023-11-11 23:58:43,335 INFO  L276                IsEmpty]: Start isEmpty. Operand 204 states and 295 transitions.
[2023-11-11 23:58:43,336 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-11 23:58:43,336 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:43,336 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:43,357 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:43,904 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-11 23:58:45,898 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-11 23:58:45,899 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 192 states and 277 transitions.
[2023-11-11 23:58:45,899 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 277 transitions.
[2023-11-11 23:58:45,900 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-11 23:58:45,900 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-11 23:58:45,900 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-11 23:58:45,920 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-11 23:58:45,972 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.