./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 0e0057cc
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_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9 --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 7408f3b7e084094987873e007e2bbb0a022372240d1ad946af6301d3e9707406
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-12-02 23:31:46,077 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-02 23:31:46,144 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-12-02 23:31:46,148 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-02 23:31:46,149 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-12-02 23:31:46,172 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-02 23:31:46,173 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-02 23:31:46,173 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-02 23:31:46,174 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-02 23:31:46,174 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-12-02 23:31:46,175 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-02 23:31:46,175 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-12-02 23:31:46,176 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-02 23:31:46,176 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-12-02 23:31:46,177 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-12-02 23:31:46,177 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-12-02 23:31:46,178 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-02 23:31:46,178 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-12-02 23:31:46,179 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-12-02 23:31:46,179 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-02 23:31:46,180 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-12-02 23:31:46,180 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-12-02 23:31:46,181 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-12-02 23:31:46,181 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-02 23:31:46,182 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 23:31:46,182 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-02 23:31:46,182 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-02 23:31:46,183 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-12-02 23:31:46,183 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-02 23:31:46,184 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_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/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_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9
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 -> 7408f3b7e084094987873e007e2bbb0a022372240d1ad946af6301d3e9707406
[2023-12-02 23:31:46,415 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-02 23:31:46,436 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-02 23:31:46,438 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-02 23:31:46,440 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-02 23:31:46,440 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-02 23:31:46,442 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i
[2023-12-02 23:31:49,220 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-02 23:31:49,434 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-02 23:31:49,435 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i
[2023-12-02 23:31:49,449 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/data/676947838/0a655fa5028a4494a0b76d87e7f0e9d5/FLAGc1270da44
[2023-12-02 23:31:49,461 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/data/676947838/0a655fa5028a4494a0b76d87e7f0e9d5
[2023-12-02 23:31:49,463 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-02 23:31:49,464 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-12-02 23:31:49,465 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-02 23:31:49,465 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-02 23:31:49,469 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-02 23:31:49,469 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,470 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167d4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49, skipping insertion in model container
[2023-12-02 23:31:49,471 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,514 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-02 23:31:49,755 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 23:31:49,765 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-02 23:31:49,808 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 23:31:49,842 INFO  L206         MainTranslator]: Completed translation
[2023-12-02 23:31:49,842 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49 WrapperNode
[2023-12-02 23:31:49,842 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-02 23:31:49,843 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-02 23:31:49,843 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-02 23:31:49,844 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-02 23:31:49,851 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,866 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,891 INFO  L138                Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 120
[2023-12-02 23:31:49,892 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-02 23:31:49,893 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-02 23:31:49,893 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-02 23:31:49,893 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-02 23:31:49,902 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,902 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,906 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,906 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,914 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,917 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,919 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,920 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,923 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-02 23:31:49,924 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-02 23:31:49,924 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-02 23:31:49,925 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-02 23:31:49,925 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:31:49" (1/1) ...
[2023-12-02 23:31:49,930 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 23:31:49,941 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/z3
[2023-12-02 23:31:49,957 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-12-02 23:31:49,960 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f25a6c-b06a-414a-9c72-20c56ccc2f75/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-12-02 23:31:49,993 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-12-02 23:31:49,993 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-12-02 23:31:49,993 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-12-02 23:31:49,993 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-12-02 23:31:49,994 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-12-02 23:31:49,994 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-12-02 23:31:49,994 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-12-02 23:31:49,994 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2023-12-02 23:31:49,994 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-12-02 23:31:49,994 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-02 23:31:49,995 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-02 23:31:50,088 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-02 23:31:50,090 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-02 23:31:50,427 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-02 23:31:50,473 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-02 23:31:50,473 INFO  L309             CfgBuilder]: Removed 3 assume(true) statements.
[2023-12-02 23:31:50,475 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:31:50 BoogieIcfgContainer
[2023-12-02 23:31:50,475 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-02 23:31:50,476 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-12-02 23:31:50,476 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-12-02 23:31:50,486 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-12-02 23:31:50,487 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:31:50" (1/1) ...
[2023-12-02 23:31:50,496 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-02 23:31:50,538 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:50,544 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 88 states and 96 transitions.
[2023-12-02 23:31:50,544 INFO  L276                IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions.
[2023-12-02 23:31:50,547 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-12-02 23:31:50,547 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:50,547 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:50,632 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:50,807 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:50,849 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:50,850 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions.
[2023-12-02 23:31:50,850 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions.
[2023-12-02 23:31:50,851 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-12-02 23:31:50,851 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:50,851 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:50,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:51,009 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:51,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:51,173 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 92 states and 102 transitions.
[2023-12-02 23:31:51,174 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions.
[2023-12-02 23:31:51,174 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-12-02 23:31:51,174 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:51,174 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:51,185 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:51,237 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:51,371 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:51,372 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 93 states and 104 transitions.
[2023-12-02 23:31:51,372 INFO  L276                IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions.
[2023-12-02 23:31:51,372 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-12-02 23:31:51,372 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:51,372 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:51,383 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:51,443 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:51,704 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:51,705 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 94 states and 106 transitions.
[2023-12-02 23:31:51,705 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions.
[2023-12-02 23:31:51,705 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 23:31:51,706 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:51,706 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:51,717 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:51,733 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:51,755 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:51,756 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 96 states and 109 transitions.
[2023-12-02 23:31:51,756 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions.
[2023-12-02 23:31:51,757 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 23:31:51,757 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:51,757 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:51,769 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:51,823 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:51,873 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:51,874 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 99 states and 114 transitions.
[2023-12-02 23:31:51,874 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions.
[2023-12-02 23:31:51,874 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 23:31:51,874 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:51,874 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:51,887 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:51,938 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:51,985 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:51,986 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions.
[2023-12-02 23:31:51,986 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions.
[2023-12-02 23:31:51,986 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 23:31:51,987 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:51,987 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:52,000 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:52,083 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:52,260 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:52,260 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions.
[2023-12-02 23:31:52,260 INFO  L276                IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions.
[2023-12-02 23:31:52,261 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 23:31:52,261 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:52,261 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:52,276 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:52,318 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:52,336 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:52,336 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 96 states and 111 transitions.
[2023-12-02 23:31:52,336 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions.
[2023-12-02 23:31:52,337 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 23:31:52,337 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:52,337 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:52,350 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:52,431 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:52,451 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:52,451 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 95 states and 110 transitions.
[2023-12-02 23:31:52,451 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions.
[2023-12-02 23:31:52,452 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-12-02 23:31:52,452 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:52,452 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:52,463 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:52,476 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:52,627 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:52,628 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions.
[2023-12-02 23:31:52,628 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions.
[2023-12-02 23:31:52,628 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-12-02 23:31:52,628 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:52,629 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:52,641 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:52,779 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:53,205 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:53,206 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 103 states and 124 transitions.
[2023-12-02 23:31:53,206 INFO  L276                IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions.
[2023-12-02 23:31:53,206 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-02 23:31:53,206 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:53,207 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:53,219 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:53,231 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:53,260 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:53,260 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 105 states and 127 transitions.
[2023-12-02 23:31:53,260 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 127 transitions.
[2023-12-02 23:31:53,261 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-02 23:31:53,261 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:53,261 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:53,273 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:53,333 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:53,394 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:53,394 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 107 states and 134 transitions.
[2023-12-02 23:31:53,394 INFO  L276                IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions.
[2023-12-02 23:31:53,395 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-02 23:31:53,395 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:53,395 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:53,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:53,419 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:53,441 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:53,442 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 109 states and 137 transitions.
[2023-12-02 23:31:53,442 INFO  L276                IsEmpty]: Start isEmpty. Operand 109 states and 137 transitions.
[2023-12-02 23:31:53,442 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-02 23:31:53,442 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:53,443 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:53,454 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:53,478 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:53,509 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:53,509 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions.
[2023-12-02 23:31:53,510 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions.
[2023-12-02 23:31:53,510 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-02 23:31:53,510 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:53,510 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:53,524 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:53,631 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:54,301 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:54,301 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 118 states and 153 transitions.
[2023-12-02 23:31:54,301 INFO  L276                IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions.
[2023-12-02 23:31:54,302 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-02 23:31:54,302 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:54,302 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:54,315 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:54,549 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:55,574 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:55,574 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 125 states and 169 transitions.
[2023-12-02 23:31:55,575 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 169 transitions.
[2023-12-02 23:31:55,575 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-02 23:31:55,575 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:55,576 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:55,588 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:55,763 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:56,304 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:56,305 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 128 states and 175 transitions.
[2023-12-02 23:31:56,305 INFO  L276                IsEmpty]: Start isEmpty. Operand 128 states and 175 transitions.
[2023-12-02 23:31:56,305 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-02 23:31:56,305 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:56,306 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:56,318 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:56,606 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:57,483 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:57,483 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 131 states and 183 transitions.
[2023-12-02 23:31:57,483 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 183 transitions.
[2023-12-02 23:31:57,484 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-02 23:31:57,484 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:57,484 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:57,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:57,697 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:58,079 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:58,080 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 133 states and 187 transitions.
[2023-12-02 23:31:58,080 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 187 transitions.
[2023-12-02 23:31:58,080 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-02 23:31:58,080 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:58,081 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:58,093 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:58,345 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:31:59,435 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:31:59,435 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 139 states and 203 transitions.
[2023-12-02 23:31:59,436 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 203 transitions.
[2023-12-02 23:31:59,436 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-02 23:31:59,436 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:31:59,436 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:31:59,444 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:31:59,567 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:00,125 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:00,126 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 141 states and 206 transitions.
[2023-12-02 23:32:00,126 INFO  L276                IsEmpty]: Start isEmpty. Operand 141 states and 206 transitions.
[2023-12-02 23:32:00,127 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:00,127 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:00,127 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:00,137 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:00,150 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:00,163 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:00,163 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 140 states and 205 transitions.
[2023-12-02 23:32:00,163 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 205 transitions.
[2023-12-02 23:32:00,164 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:00,164 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:00,164 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:00,174 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:00,191 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:00,205 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:00,205 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 142 states and 208 transitions.
[2023-12-02 23:32:00,205 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 208 transitions.
[2023-12-02 23:32:00,206 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:00,206 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:00,206 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:00,218 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:00,246 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:32:00,556 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:00,556 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 142 states and 207 transitions.
[2023-12-02 23:32:00,557 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 207 transitions.
[2023-12-02 23:32:00,557 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:00,557 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:00,557 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:00,569 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:00,593 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:32:00,965 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:00,966 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 142 states and 206 transitions.
[2023-12-02 23:32:00,966 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 206 transitions.
[2023-12-02 23:32:00,966 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:00,966 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:00,967 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:00,982 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:01,103 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:01,606 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:01,606 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 209 transitions.
[2023-12-02 23:32:01,607 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 209 transitions.
[2023-12-02 23:32:01,607 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:01,607 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:01,607 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:01,622 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:01,793 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:02,454 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:02,455 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 148 states and 218 transitions.
[2023-12-02 23:32:02,455 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions.
[2023-12-02 23:32:02,455 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:02,455 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:02,456 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:02,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:02,484 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 23:32:02,805 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:02,805 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 148 states and 217 transitions.
[2023-12-02 23:32:02,805 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions.
[2023-12-02 23:32:02,806 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 23:32:02,806 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:02,806 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:02,818 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:02,842 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 23:32:03,228 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:03,229 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 217 transitions.
[2023-12-02 23:32:03,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions.
[2023-12-02 23:32:03,229 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 23:32:03,229 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:03,230 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:03,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:03,597 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:06,098 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:06,099 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 157 states and 238 transitions.
[2023-12-02 23:32:06,099 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 238 transitions.
[2023-12-02 23:32:06,099 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 23:32:06,099 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:06,099 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:06,110 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:06,571 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:08,593 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:08,594 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 163 states and 252 transitions.
[2023-12-02 23:32:08,594 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 252 transitions.
[2023-12-02 23:32:08,594 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 23:32:08,594 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:08,594 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:08,604 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:09,066 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:11,428 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:11,428 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 168 states and 263 transitions.
[2023-12-02 23:32:11,428 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 263 transitions.
[2023-12-02 23:32:11,429 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 23:32:11,429 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:11,429 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:11,449 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:11,933 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:13,951 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:13,952 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 171 states and 267 transitions.
[2023-12-02 23:32:13,952 INFO  L276                IsEmpty]: Start isEmpty. Operand 171 states and 267 transitions.
[2023-12-02 23:32:13,952 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 23:32:13,952 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:13,953 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:13,964 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:14,959 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:17,439 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:17,439 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 174 states and 276 transitions.
[2023-12-02 23:32:17,439 INFO  L276                IsEmpty]: Start isEmpty. Operand 174 states and 276 transitions.
[2023-12-02 23:32:17,440 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 23:32:17,440 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:17,440 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:17,448 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:17,458 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:17,918 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:17,919 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 175 states and 278 transitions.
[2023-12-02 23:32:17,919 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 278 transitions.
[2023-12-02 23:32:17,919 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 23:32:17,919 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:17,919 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:17,927 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:17,951 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:18,556 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:18,556 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 177 states and 281 transitions.
[2023-12-02 23:32:18,557 INFO  L276                IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions.
[2023-12-02 23:32:18,557 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 23:32:18,557 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:18,557 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:18,569 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:18,627 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:19,449 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:19,449 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 181 states and 289 transitions.
[2023-12-02 23:32:19,449 INFO  L276                IsEmpty]: Start isEmpty. Operand 181 states and 289 transitions.
[2023-12-02 23:32:19,450 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 23:32:19,450 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:19,450 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:19,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:19,519 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:20,737 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:20,737 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 184 states and 301 transitions.
[2023-12-02 23:32:20,738 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 301 transitions.
[2023-12-02 23:32:20,738 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 23:32:20,738 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:20,738 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:20,749 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:20,776 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:21,610 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:21,610 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 188 states and 307 transitions.
[2023-12-02 23:32:21,610 INFO  L276                IsEmpty]: Start isEmpty. Operand 188 states and 307 transitions.
[2023-12-02 23:32:21,610 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-02 23:32:21,610 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:21,611 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:21,619 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:21,968 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:23,394 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:23,395 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 190 states and 311 transitions.
[2023-12-02 23:32:23,395 INFO  L276                IsEmpty]: Start isEmpty. Operand 190 states and 311 transitions.
[2023-12-02 23:32:23,395 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-02 23:32:23,395 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:23,396 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:23,405 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:24,362 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:27,152 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:27,153 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 192 states and 315 transitions.
[2023-12-02 23:32:27,153 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 315 transitions.
[2023-12-02 23:32:27,153 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-02 23:32:27,153 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:27,153 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:27,163 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:27,175 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-02 23:32:27,705 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:27,706 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 192 states and 314 transitions.
[2023-12-02 23:32:27,706 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 314 transitions.
[2023-12-02 23:32:27,706 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-02 23:32:27,706 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:27,707 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:27,718 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:27,743 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-02 23:32:28,315 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:28,316 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 193 states and 314 transitions.
[2023-12-02 23:32:28,316 INFO  L276                IsEmpty]: Start isEmpty. Operand 193 states and 314 transitions.
[2023-12-02 23:32:28,316 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 23:32:28,316 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:28,316 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:28,328 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:28,663 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 23:32:31,198 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:31,199 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 196 states and 319 transitions.
[2023-12-02 23:32:31,199 INFO  L276                IsEmpty]: Start isEmpty. Operand 196 states and 319 transitions.
[2023-12-02 23:32:31,199 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 23:32:31,199 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:31,199 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:31,214 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:32,475 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:35,864 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:35,864 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 199 states and 328 transitions.
[2023-12-02 23:32:35,864 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 328 transitions.
[2023-12-02 23:32:35,865 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 23:32:35,865 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:35,865 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:35,875 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:37,832 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:48,273 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:48,274 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 212 states and 356 transitions.
[2023-12-02 23:32:48,274 INFO  L276                IsEmpty]: Start isEmpty. Operand 212 states and 356 transitions.
[2023-12-02 23:32:48,275 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 23:32:48,275 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:48,275 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:48,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:48,354 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:49,431 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:49,432 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 216 states and 363 transitions.
[2023-12-02 23:32:49,432 INFO  L276                IsEmpty]: Start isEmpty. Operand 216 states and 363 transitions.
[2023-12-02 23:32:49,432 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 23:32:49,432 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:49,432 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:49,441 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:49,449 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:50,837 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:50,838 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 219 states and 368 transitions.
[2023-12-02 23:32:50,838 INFO  L276                IsEmpty]: Start isEmpty. Operand 219 states and 368 transitions.
[2023-12-02 23:32:50,838 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 23:32:50,839 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:50,839 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:50,848 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:50,868 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:52,448 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:52,448 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 223 states and 374 transitions.
[2023-12-02 23:32:52,448 INFO  L276                IsEmpty]: Start isEmpty. Operand 223 states and 374 transitions.
[2023-12-02 23:32:52,449 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 23:32:52,449 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:52,449 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:52,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:52,487 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:32:53,333 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:53,333 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 219 states and 365 transitions.
[2023-12-02 23:32:53,333 INFO  L276                IsEmpty]: Start isEmpty. Operand 219 states and 365 transitions.
[2023-12-02 23:32:53,333 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 23:32:53,334 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:53,334 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:53,346 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:53,427 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:32:54,282 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:54,282 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 215 states and 358 transitions.
[2023-12-02 23:32:54,283 INFO  L276                IsEmpty]: Start isEmpty. Operand 215 states and 358 transitions.
[2023-12-02 23:32:54,283 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 23:32:54,283 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:54,283 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:54,293 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:54,303 INFO  L134       CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-12-02 23:32:54,976 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:54,976 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 215 states and 357 transitions.
[2023-12-02 23:32:54,977 INFO  L276                IsEmpty]: Start isEmpty. Operand 215 states and 357 transitions.
[2023-12-02 23:32:54,977 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 23:32:54,977 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:54,977 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:54,987 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:55,010 INFO  L134       CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-12-02 23:32:55,765 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:55,766 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 216 states and 357 transitions.
[2023-12-02 23:32:55,766 INFO  L276                IsEmpty]: Start isEmpty. Operand 216 states and 357 transitions.
[2023-12-02 23:32:55,766 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-02 23:32:55,766 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:55,766 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:55,775 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:56,037 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:32:59,557 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:32:59,558 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 222 states and 366 transitions.
[2023-12-02 23:32:59,558 INFO  L276                IsEmpty]: Start isEmpty. Operand 222 states and 366 transitions.
[2023-12-02 23:32:59,558 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-02 23:32:59,558 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:32:59,558 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:32:59,572 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:32:59,710 INFO  L134       CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-02 23:33:02,667 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:33:02,668 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 225 states and 371 transitions.
[2023-12-02 23:33:02,668 INFO  L276                IsEmpty]: Start isEmpty. Operand 225 states and 371 transitions.
[2023-12-02 23:33:02,668 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-02 23:33:02,668 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:33:02,668 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:33:02,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:33:04,296 INFO  L134       CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:33:08,876 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:33:08,876 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 228 states and 380 transitions.
[2023-12-02 23:33:08,876 INFO  L276                IsEmpty]: Start isEmpty. Operand 228 states and 380 transitions.
[2023-12-02 23:33:08,877 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-02 23:33:08,877 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:33:08,877 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:33:08,886 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:33:09,734 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:33:25,411 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:33:25,412 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 245 states and 413 transitions.
[2023-12-02 23:33:25,412 INFO  L276                IsEmpty]: Start isEmpty. Operand 245 states and 413 transitions.
[2023-12-02 23:33:25,412 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 23:33:25,412 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:33:25,412 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:33:25,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:33:25,716 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:33:31,313 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:33:31,314 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 251 states and 422 transitions.
[2023-12-02 23:33:31,314 INFO  L276                IsEmpty]: Start isEmpty. Operand 251 states and 422 transitions.
[2023-12-02 23:33:31,314 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 23:33:31,314 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:33:31,314 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:33:31,326 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:33:31,374 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:33:32,714 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:33:32,714 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 249 states and 418 transitions.
[2023-12-02 23:33:32,714 INFO  L276                IsEmpty]: Start isEmpty. Operand 249 states and 418 transitions.
[2023-12-02 23:33:32,715 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 23:33:32,715 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:33:32,715 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:33:32,727 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:33:32,774 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:33:34,008 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:33:34,009 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 247 states and 413 transitions.
[2023-12-02 23:33:34,009 INFO  L276                IsEmpty]: Start isEmpty. Operand 247 states and 413 transitions.
[2023-12-02 23:33:34,009 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 23:33:34,009 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:33:34,010 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:33:34,023 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:33:36,947 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:33:54,443 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:33:54,444 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 263 states and 448 transitions.
[2023-12-02 23:33:54,444 INFO  L276                IsEmpty]: Start isEmpty. Operand 263 states and 448 transitions.
[2023-12-02 23:33:54,444 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 23:33:54,444 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:33:54,444 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:33:54,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:33:57,278 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:34:16,138 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:16,139 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 272 states and 466 transitions.
[2023-12-02 23:34:16,139 INFO  L276                IsEmpty]: Start isEmpty. Operand 272 states and 466 transitions.
[2023-12-02 23:34:16,139 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 23:34:16,139 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:16,140 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:16,153 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:16,177 INFO  L134       CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2023-12-02 23:34:17,408 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:17,408 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 273 states and 467 transitions.
[2023-12-02 23:34:17,408 INFO  L276                IsEmpty]: Start isEmpty. Operand 273 states and 467 transitions.
[2023-12-02 23:34:17,408 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 23:34:17,408 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:17,409 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:17,422 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:17,437 INFO  L134       CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2023-12-02 23:34:18,521 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:18,521 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 273 states and 466 transitions.
[2023-12-02 23:34:18,521 INFO  L276                IsEmpty]: Start isEmpty. Operand 273 states and 466 transitions.
[2023-12-02 23:34:18,521 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 23:34:18,521 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:18,522 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:18,531 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:19,985 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:34:34,449 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:34,449 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 284 states and 483 transitions.
[2023-12-02 23:34:34,449 INFO  L276                IsEmpty]: Start isEmpty. Operand 284 states and 483 transitions.
[2023-12-02 23:34:34,450 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 23:34:34,450 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:34,450 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:34,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:34,476 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:34:38,209 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:38,209 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 288 states and 487 transitions.
[2023-12-02 23:34:38,210 INFO  L276                IsEmpty]: Start isEmpty. Operand 288 states and 487 transitions.
[2023-12-02 23:34:38,210 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 23:34:38,210 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:38,210 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:38,229 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:38,417 INFO  L134       CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-12-02 23:34:43,230 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:43,230 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 291 states and 492 transitions.
[2023-12-02 23:34:43,230 INFO  L276                IsEmpty]: Start isEmpty. Operand 291 states and 492 transitions.
[2023-12-02 23:34:43,230 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 23:34:43,230 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:43,230 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:43,249 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:48,619 INFO  L134       CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:34:59,168 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:59,168 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 294 states and 511 transitions.
[2023-12-02 23:34:59,168 INFO  L276                IsEmpty]: Start isEmpty. Operand 294 states and 511 transitions.
[2023-12-02 23:34:59,169 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 23:34:59,169 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:59,169 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:59,181 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:59,190 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:34:59,212 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:34:59,212 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 293 states and 510 transitions.
[2023-12-02 23:34:59,212 INFO  L276                IsEmpty]: Start isEmpty. Operand 293 states and 510 transitions.
[2023-12-02 23:34:59,213 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 23:34:59,213 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:34:59,213 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:34:59,224 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:34:59,721 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:35:01,493 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:35:01,494 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 292 states and 509 transitions.
[2023-12-02 23:35:01,494 INFO  L276                IsEmpty]: Start isEmpty. Operand 292 states and 509 transitions.
[2023-12-02 23:35:01,494 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 23:35:01,494 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:35:01,494 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:35:01,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:35:04,969 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:35:09,567 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:35:09,568 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 294 states and 513 transitions.
[2023-12-02 23:35:09,568 INFO  L276                IsEmpty]: Start isEmpty. Operand 294 states and 513 transitions.
[2023-12-02 23:35:09,568 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-02 23:35:09,568 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:35:09,568 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:35:09,583 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:35:09,653 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:35:11,512 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:35:11,513 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 298 states and 522 transitions.
[2023-12-02 23:35:11,513 INFO  L276                IsEmpty]: Start isEmpty. Operand 298 states and 522 transitions.
[2023-12-02 23:35:11,513 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-02 23:35:11,513 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:35:11,513 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:35:11,528 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:35:12,808 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:35:17,072 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:35:17,073 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 300 states and 524 transitions.
[2023-12-02 23:35:17,073 INFO  L276                IsEmpty]: Start isEmpty. Operand 300 states and 524 transitions.
[2023-12-02 23:35:17,074 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-02 23:35:17,074 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:35:17,074 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:35:17,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:35:21,145 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:35:51,667 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:35:51,667 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 317 states and 560 transitions.
[2023-12-02 23:35:51,668 INFO  L276                IsEmpty]: Start isEmpty. Operand 317 states and 560 transitions.
[2023-12-02 23:35:51,668 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-02 23:35:51,668 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:35:51,668 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:35:51,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:35:51,704 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.
[2023-12-02 23:35:53,365 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:35:53,365 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 318 states and 561 transitions.
[2023-12-02 23:35:53,365 INFO  L276                IsEmpty]: Start isEmpty. Operand 318 states and 561 transitions.
[2023-12-02 23:35:53,366 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-02 23:35:53,366 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:35:53,366 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:35:53,379 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:35:53,391 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.
[2023-12-02 23:35:54,967 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:35:54,967 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 318 states and 560 transitions.
[2023-12-02 23:35:54,967 INFO  L276                IsEmpty]: Start isEmpty. Operand 318 states and 560 transitions.
[2023-12-02 23:35:54,968 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-02 23:35:54,968 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:35:54,968 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:35:54,981 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:35:57,017 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:36:00,896 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:36:00,897 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 319 states and 562 transitions.
[2023-12-02 23:36:00,897 INFO  L276                IsEmpty]: Start isEmpty. Operand 319 states and 562 transitions.
[2023-12-02 23:36:00,897 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-02 23:36:00,897 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:36:00,897 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:36:00,910 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:36:01,210 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:36:03,047 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:36:03,048 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 320 states and 563 transitions.
[2023-12-02 23:36:03,048 INFO  L276                IsEmpty]: Start isEmpty. Operand 320 states and 563 transitions.
[2023-12-02 23:36:03,048 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-02 23:36:03,049 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:36:03,049 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:36:03,062 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:36:03,310 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:36:05,366 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:36:05,367 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 322 states and 564 transitions.
[2023-12-02 23:36:05,367 INFO  L276                IsEmpty]: Start isEmpty. Operand 322 states and 564 transitions.
[2023-12-02 23:36:05,367 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-02 23:36:05,368 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:36:05,368 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:36:05,382 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:36:07,237 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:36:45,806 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:36:45,806 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 346 states and 620 transitions.
[2023-12-02 23:36:45,807 INFO  L276                IsEmpty]: Start isEmpty. Operand 346 states and 620 transitions.
[2023-12-02 23:36:45,807 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-02 23:36:45,807 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:36:45,807 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:36:45,819 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:36:45,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:36:48,984 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:36:48,985 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 349 states and 630 transitions.
[2023-12-02 23:36:48,985 INFO  L276                IsEmpty]: Start isEmpty. Operand 349 states and 630 transitions.
[2023-12-02 23:36:48,985 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-02 23:36:48,985 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:36:48,985 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:36:49,006 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:36:49,259 INFO  L134       CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2023-12-02 23:36:58,186 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:36:58,186 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 352 states and 637 transitions.
[2023-12-02 23:36:58,186 INFO  L276                IsEmpty]: Start isEmpty. Operand 352 states and 637 transitions.
[2023-12-02 23:36:58,187 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-02 23:36:58,187 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:36:58,187 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:36:58,205 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:37:02,754 INFO  L134       CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:37:20,475 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:37:20,476 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 358 states and 652 transitions.
[2023-12-02 23:37:20,476 INFO  L276                IsEmpty]: Start isEmpty. Operand 358 states and 652 transitions.
[2023-12-02 23:37:20,476 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-12-02 23:37:20,476 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:37:20,476 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:37:20,491 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:37:24,053 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:38:14,810 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:38:14,811 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 383 states and 728 transitions.
[2023-12-02 23:38:14,811 INFO  L276                IsEmpty]: Start isEmpty. Operand 383 states and 728 transitions.
[2023-12-02 23:38:14,811 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-12-02 23:38:14,811 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:38:14,812 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:38:14,829 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:38:22,828 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:39:28,442 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:39:28,443 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 404 states and 773 transitions.
[2023-12-02 23:39:28,443 INFO  L276                IsEmpty]: Start isEmpty. Operand 404 states and 773 transitions.
[2023-12-02 23:39:28,444 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-12-02 23:39:28,444 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:39:28,444 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:39:28,458 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:39:34,625 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:39:41,017 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:39:41,018 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 406 states and 775 transitions.
[2023-12-02 23:39:41,018 INFO  L276                IsEmpty]: Start isEmpty. Operand 406 states and 775 transitions.
[2023-12-02 23:39:41,019 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-12-02 23:39:41,019 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:39:41,019 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:39:41,031 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:39:43,018 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:39:45,158 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:39:45,159 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 407 states and 779 transitions.
[2023-12-02 23:39:45,159 INFO  L276                IsEmpty]: Start isEmpty. Operand 407 states and 779 transitions.
[2023-12-02 23:39:45,160 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-02 23:39:45,160 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:39:45,160 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:39:45,173 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:39:45,334 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:39:54,144 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:39:54,145 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 411 states and 782 transitions.
[2023-12-02 23:39:54,145 INFO  L276                IsEmpty]: Start isEmpty. Operand 411 states and 782 transitions.
[2023-12-02 23:39:54,145 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-02 23:39:54,145 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:39:54,146 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:39:54,160 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:39:54,188 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:40:10,045 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:40:10,045 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 418 states and 795 transitions.
[2023-12-02 23:40:10,045 INFO  L276                IsEmpty]: Start isEmpty. Operand 418 states and 795 transitions.
[2023-12-02 23:40:10,046 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-02 23:40:10,046 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:40:10,046 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:40:10,059 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:40:13,546 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:41:23,628 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:41:23,629 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 442 states and 850 transitions.
[2023-12-02 23:41:23,629 INFO  L276                IsEmpty]: Start isEmpty. Operand 442 states and 850 transitions.
[2023-12-02 23:41:23,630 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-02 23:41:23,630 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:41:23,630 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:41:23,645 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:41:23,657 INFO  L134       CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked.
[2023-12-02 23:41:25,957 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:41:25,957 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 442 states and 849 transitions.
[2023-12-02 23:41:25,957 INFO  L276                IsEmpty]: Start isEmpty. Operand 442 states and 849 transitions.
[2023-12-02 23:41:25,958 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-02 23:41:25,958 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:41:25,958 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:41:25,975 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:41:26,000 INFO  L134       CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked.
[2023-12-02 23:41:28,585 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:41:28,586 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 443 states and 849 transitions.
[2023-12-02 23:41:28,586 INFO  L276                IsEmpty]: Start isEmpty. Operand 443 states and 849 transitions.
[2023-12-02 23:41:28,586 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-02 23:41:28,586 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:41:28,586 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:41:28,600 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:41:28,660 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:41:31,894 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:41:31,895 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 441 states and 845 transitions.
[2023-12-02 23:41:31,895 INFO  L276                IsEmpty]: Start isEmpty. Operand 441 states and 845 transitions.
[2023-12-02 23:41:31,895 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-02 23:41:31,895 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:41:31,896 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:41:31,910 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:41:31,973 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 23:41:35,132 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:41:35,133 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 439 states and 840 transitions.
[2023-12-02 23:41:35,133 INFO  L276                IsEmpty]: Start isEmpty. Operand 439 states and 840 transitions.
[2023-12-02 23:41:35,133 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-02 23:41:35,133 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:41:35,133 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:41:35,149 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:41:35,316 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:41:45,343 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:41:45,344 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 443 states and 843 transitions.
[2023-12-02 23:41:45,344 INFO  L276                IsEmpty]: Start isEmpty. Operand 443 states and 843 transitions.
[2023-12-02 23:41:45,345 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-02 23:41:45,345 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:41:45,345 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:41:45,356 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:41:45,405 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:42:07,792 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:42:07,793 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 451 states and 858 transitions.
[2023-12-02 23:42:07,793 INFO  L276                IsEmpty]: Start isEmpty. Operand 451 states and 858 transitions.
[2023-12-02 23:42:07,793 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-02 23:42:07,794 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:42:07,794 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:42:07,810 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:42:08,166 INFO  L134       CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.
[2023-12-02 23:42:17,639 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:42:17,640 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 454 states and 864 transitions.
[2023-12-02 23:42:17,640 INFO  L276                IsEmpty]: Start isEmpty. Operand 454 states and 864 transitions.
[2023-12-02 23:42:17,641 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-02 23:42:17,641 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:42:17,641 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:42:17,662 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:42:24,445 INFO  L134       CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:42:41,621 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:42:41,621 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 457 states and 890 transitions.
[2023-12-02 23:42:41,622 INFO  L276                IsEmpty]: Start isEmpty. Operand 457 states and 890 transitions.
[2023-12-02 23:42:41,622 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2023-12-02 23:42:41,622 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:42:41,622 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:42:41,635 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:42:45,051 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:43:02,017 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:43:02,017 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 460 states and 893 transitions.
[2023-12-02 23:43:02,017 INFO  L276                IsEmpty]: Start isEmpty. Operand 460 states and 893 transitions.
[2023-12-02 23:43:02,018 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2023-12-02 23:43:02,018 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:43:02,018 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:43:02,028 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:43:02,084 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:43:49,989 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:43:49,990 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 476 states and 926 transitions.
[2023-12-02 23:43:49,990 INFO  L276                IsEmpty]: Start isEmpty. Operand 476 states and 926 transitions.
[2023-12-02 23:43:49,990 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2023-12-02 23:43:49,990 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:43:49,990 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:43:50,008 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:43:59,224 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 23:45:07,507 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 23:45:07,508 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 494 states and 965 transitions.
[2023-12-02 23:45:07,508 INFO  L276                IsEmpty]: Start isEmpty. Operand 494 states and 965 transitions.
[2023-12-02 23:45:07,508 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2023-12-02 23:45:07,508 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 23:45:07,508 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 23:45:07,521 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 23:45:17,178 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.