./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-twice.i --full-output --architecture 64bit


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


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_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-twice.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi --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 64bit --witnessprinter.graph.data.programhash f6ffaa15235a1424658c74c69505398b6d7973f6f82933a9f22a2b097e3c0057
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-24 23:11:54,189 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-24 23:11:54,297 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf
[2023-11-24 23:11:54,303 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-24 23:11:54,303 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-24 23:11:54,330 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-24 23:11:54,332 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-24 23:11:54,333 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-24 23:11:54,334 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-24 23:11:54,334 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-24 23:11:54,335 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-24 23:11:54,336 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-24 23:11:54,336 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-24 23:11:54,337 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-24 23:11:54,337 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-24 23:11:54,338 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-24 23:11:54,339 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-24 23:11:54,339 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-24 23:11:54,340 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-24 23:11:54,340 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-24 23:11:54,341 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-24 23:11:54,342 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 23:11:54,342 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-24 23:11:54,343 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-24 23:11:54,343 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-24 23:11:54,344 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-24 23:11:54,344 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_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/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_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi
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 -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6ffaa15235a1424658c74c69505398b6d7973f6f82933a9f22a2b097e3c0057
[2023-11-24 23:11:54,695 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-24 23:11:54,731 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-24 23:11:54,734 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-24 23:11:54,737 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-24 23:11:54,738 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-24 23:11:54,739 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-twice.i
[2023-11-24 23:11:58,021 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-24 23:11:58,387 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-24 23:11:58,388 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/sv-benchmarks/c/memsafety-broom/sll-nested-sll-twice.i
[2023-11-24 23:11:58,442 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/data/1810208a1/ad8ca3c0ae6b44c2a6434799c15c745d/FLAGc52aa5d5c
[2023-11-24 23:11:58,462 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/data/1810208a1/ad8ca3c0ae6b44c2a6434799c15c745d
[2023-11-24 23:11:58,469 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-24 23:11:58,472 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-24 23:11:58,476 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-24 23:11:58,476 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-24 23:11:58,482 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-24 23:11:58,483 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:58" (1/1) ...
[2023-11-24 23:11:58,486 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ae2f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:58, skipping insertion in model container
[2023-11-24 23:11:58,487 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:58" (1/1) ...
[2023-11-24 23:11:58,613 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-24 23:11:58,999 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 23:11:59,008 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-24 23:11:59,056 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 23:11:59,090 INFO  L206         MainTranslator]: Completed translation
[2023-11-24 23:11:59,091 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59 WrapperNode
[2023-11-24 23:11:59,091 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-24 23:11:59,093 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-24 23:11:59,093 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-24 23:11:59,093 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-24 23:11:59,101 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,117 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,153 INFO  L138                Inliner]: procedures = 122, calls = 43, calls flagged for inlining = 17, calls inlined = 23, statements flattened = 269
[2023-11-24 23:11:59,153 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-24 23:11:59,154 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-24 23:11:59,154 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-24 23:11:59,154 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-24 23:11:59,165 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,165 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,172 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,173 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,189 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,194 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,197 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,199 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,205 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-24 23:11:59,206 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-24 23:11:59,206 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-24 23:11:59,206 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-24 23:11:59,207 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:59" (1/1) ...
[2023-11-24 23:11:59,213 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 23:11:59,229 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/z3
[2023-11-24 23:11:59,249 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-24 23:11:59,255 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d829446-1134-42bc-9de6-af6dbf06f56c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-24 23:11:59,291 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-24 23:11:59,291 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-24 23:11:59,291 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-24 23:11:59,291 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-24 23:11:59,292 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-24 23:11:59,292 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-24 23:11:59,434 INFO  L241             CfgBuilder]: Building ICFG
[2023-11-24 23:11:59,437 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-24 23:12:00,179 INFO  L282             CfgBuilder]: Performing block encoding
[2023-11-24 23:12:00,313 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-24 23:12:00,313 INFO  L309             CfgBuilder]: Removed 11 assume(true) statements.
[2023-11-24 23:12:00,316 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:00 BoogieIcfgContainer
[2023-11-24 23:12:00,316 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-24 23:12:00,317 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-24 23:12:00,317 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-24 23:12:00,330 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-24 23:12:00,330 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:00" (1/1) ...
[2023-11-24 23:12:00,341 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 23:12:00,403 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:00,411 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 163 states and 178 transitions.
[2023-11-24 23:12:00,411 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 178 transitions.
[2023-11-24 23:12:00,413 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-24 23:12:00,414 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:00,414 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:00,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:00,774 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:00,827 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:00,836 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 162 states and 177 transitions.
[2023-11-24 23:12:00,837 INFO  L276                IsEmpty]: Start isEmpty. Operand 162 states and 177 transitions.
[2023-11-24 23:12:00,837 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-24 23:12:00,837 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:00,838 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:00,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:01,005 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:01,119 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:01,121 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 161 states and 176 transitions.
[2023-11-24 23:12:01,121 INFO  L276                IsEmpty]: Start isEmpty. Operand 161 states and 176 transitions.
[2023-11-24 23:12:01,122 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-24 23:12:01,122 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:01,123 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:01,153 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:01,191 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:01,211 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:01,211 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 160 states and 175 transitions.
[2023-11-24 23:12:01,212 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 175 transitions.
[2023-11-24 23:12:01,213 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-24 23:12:01,213 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:01,214 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:01,243 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:01,308 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:01,327 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:01,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 159 states and 174 transitions.
[2023-11-24 23:12:01,328 INFO  L276                IsEmpty]: Start isEmpty. Operand 159 states and 174 transitions.
[2023-11-24 23:12:01,329 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-24 23:12:01,329 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:01,329 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:01,342 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:01,392 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:01,417 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:01,418 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 158 states and 173 transitions.
[2023-11-24 23:12:01,419 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 173 transitions.
[2023-11-24 23:12:01,419 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-24 23:12:01,419 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:01,420 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:01,445 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:01,540 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:01,661 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:01,661 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 157 states and 172 transitions.
[2023-11-24 23:12:01,662 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 172 transitions.
[2023-11-24 23:12:01,662 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-24 23:12:01,662 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:01,663 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:01,678 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:01,769 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:01,806 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:01,807 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 156 states and 171 transitions.
[2023-11-24 23:12:01,807 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 171 transitions.
[2023-11-24 23:12:01,808 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-24 23:12:01,808 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:01,808 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:01,823 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:01,900 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:02,061 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:02,062 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 155 states and 170 transitions.
[2023-11-24 23:12:02,062 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 170 transitions.
[2023-11-24 23:12:02,063 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-24 23:12:02,063 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:02,063 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:02,092 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:02,142 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:02,167 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:02,167 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 154 states and 168 transitions.
[2023-11-24 23:12:02,168 INFO  L276                IsEmpty]: Start isEmpty. Operand 154 states and 168 transitions.
[2023-11-24 23:12:02,168 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-24 23:12:02,169 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:02,169 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:02,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:02,300 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:02,317 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:02,317 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 153 states and 167 transitions.
[2023-11-24 23:12:02,317 INFO  L276                IsEmpty]: Start isEmpty. Operand 153 states and 167 transitions.
[2023-11-24 23:12:02,318 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:12:02,318 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:02,318 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:02,362 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:02,492 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:02,778 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:02,779 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 157 states and 173 transitions.
[2023-11-24 23:12:02,780 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 173 transitions.
[2023-11-24 23:12:02,780 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:12:02,780 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:02,781 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:02,804 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:03,043 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:03,568 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:03,570 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 161 states and 179 transitions.
[2023-11-24 23:12:03,570 INFO  L276                IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions.
[2023-11-24 23:12:03,570 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:12:03,571 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:03,571 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:03,593 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:03,759 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:04,247 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:04,248 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 165 states and 188 transitions.
[2023-11-24 23:12:04,248 INFO  L276                IsEmpty]: Start isEmpty. Operand 165 states and 188 transitions.
[2023-11-24 23:12:04,251 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:12:04,251 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:04,251 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:04,267 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:04,574 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:05,432 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:05,433 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 169 states and 197 transitions.
[2023-11-24 23:12:05,433 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 197 transitions.
[2023-11-24 23:12:05,433 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:12:05,434 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:05,434 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:05,488 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:05,560 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:05,584 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:05,585 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 168 states and 196 transitions.
[2023-11-24 23:12:05,586 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 196 transitions.
[2023-11-24 23:12:05,586 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:12:05,587 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:05,587 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:05,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:05,710 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:05,924 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:05,924 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 167 states and 195 transitions.
[2023-11-24 23:12:05,924 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 195 transitions.
[2023-11-24 23:12:05,925 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:12:05,925 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:05,925 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:05,946 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:05,964 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:05,995 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:05,996 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 166 states and 194 transitions.
[2023-11-24 23:12:05,996 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 194 transitions.
[2023-11-24 23:12:05,998 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:12:05,998 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:05,999 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:06,028 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:06,204 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:06,357 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:06,358 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 167 states and 199 transitions.
[2023-11-24 23:12:06,358 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 199 transitions.
[2023-11-24 23:12:06,359 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:12:06,359 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:06,359 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:06,379 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:06,416 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:06,435 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:06,436 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 166 states and 197 transitions.
[2023-11-24 23:12:06,436 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 197 transitions.
[2023-11-24 23:12:06,437 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:12:06,437 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:06,437 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:06,457 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:06,524 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:06,541 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:06,542 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 165 states and 196 transitions.
[2023-11-24 23:12:06,544 INFO  L276                IsEmpty]: Start isEmpty. Operand 165 states and 196 transitions.
[2023-11-24 23:12:06,551 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:06,552 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:06,552 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:06,571 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:06,629 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:06,946 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:06,947 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 169 states and 202 transitions.
[2023-11-24 23:12:06,947 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 202 transitions.
[2023-11-24 23:12:06,948 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:06,948 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:06,948 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:06,978 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:07,329 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:07,758 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:07,759 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 174 states and 210 transitions.
[2023-11-24 23:12:07,759 INFO  L276                IsEmpty]: Start isEmpty. Operand 174 states and 210 transitions.
[2023-11-24 23:12:07,760 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:07,760 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:07,761 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:07,787 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:07,913 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:07,971 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:07,972 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 178 states and 219 transitions.
[2023-11-24 23:12:07,972 INFO  L276                IsEmpty]: Start isEmpty. Operand 178 states and 219 transitions.
[2023-11-24 23:12:07,974 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:07,974 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:07,975 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:08,003 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:08,307 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:09,227 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:09,227 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 182 states and 228 transitions.
[2023-11-24 23:12:09,227 INFO  L276                IsEmpty]: Start isEmpty. Operand 182 states and 228 transitions.
[2023-11-24 23:12:09,228 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:09,228 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:09,228 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:09,250 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:09,679 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:10,741 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:10,742 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 184 states and 232 transitions.
[2023-11-24 23:12:10,742 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 232 transitions.
[2023-11-24 23:12:10,743 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:10,743 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:10,743 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:10,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:11,085 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:12,012 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:12,013 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 184 states and 231 transitions.
[2023-11-24 23:12:12,013 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 231 transitions.
[2023-11-24 23:12:12,013 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:12,014 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:12,014 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:12,031 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:12,369 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:13,955 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:13,956 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 187 states and 234 transitions.
[2023-11-24 23:12:13,956 INFO  L276                IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions.
[2023-11-24 23:12:13,956 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:13,956 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:13,956 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:13,973 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:14,354 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:16,481 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:16,482 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 194 states and 245 transitions.
[2023-11-24 23:12:16,482 INFO  L276                IsEmpty]: Start isEmpty. Operand 194 states and 245 transitions.
[2023-11-24 23:12:16,483 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:16,483 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:16,483 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:16,501 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:16,626 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:17,100 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:17,101 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 196 states and 250 transitions.
[2023-11-24 23:12:17,101 INFO  L276                IsEmpty]: Start isEmpty. Operand 196 states and 250 transitions.
[2023-11-24 23:12:17,102 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:12:17,102 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:17,102 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:17,127 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:17,681 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:18,458 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:18,459 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 164 states and 194 transitions.
[2023-11-24 23:12:18,459 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 194 transitions.
[2023-11-24 23:12:18,459 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-24 23:12:18,459 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:18,459 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:18,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:18,500 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:18,528 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:18,528 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 163 states and 193 transitions.
[2023-11-24 23:12:18,528 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 193 transitions.
[2023-11-24 23:12:18,529 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-24 23:12:18,529 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:18,529 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:18,546 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:18,604 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:18,636 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:18,637 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 164 states and 199 transitions.
[2023-11-24 23:12:18,638 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 199 transitions.
[2023-11-24 23:12:18,638 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:12:18,638 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:18,639 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:18,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:18,734 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:18,764 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:18,764 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 163 states and 197 transitions.
[2023-11-24 23:12:18,765 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 197 transitions.
[2023-11-24 23:12:18,765 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:12:18,765 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:18,766 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:18,784 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:18,850 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:18,868 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:18,868 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 162 states and 196 transitions.
[2023-11-24 23:12:18,869 INFO  L276                IsEmpty]: Start isEmpty. Operand 162 states and 196 transitions.
[2023-11-24 23:12:18,870 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-24 23:12:18,871 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:18,871 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:18,896 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:18,919 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:18,938 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:18,938 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 161 states and 195 transitions.
[2023-11-24 23:12:18,939 INFO  L276                IsEmpty]: Start isEmpty. Operand 161 states and 195 transitions.
[2023-11-24 23:12:18,939 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-24 23:12:18,939 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:18,940 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:18,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:19,031 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:19,081 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:19,082 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 160 states and 194 transitions.
[2023-11-24 23:12:19,082 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 194 transitions.
[2023-11-24 23:12:19,082 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:19,082 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:19,083 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:19,101 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:19,560 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:21,938 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:21,939 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 174 states and 221 transitions.
[2023-11-24 23:12:21,939 INFO  L276                IsEmpty]: Start isEmpty. Operand 174 states and 221 transitions.
[2023-11-24 23:12:21,939 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:21,939 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:21,939 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:21,963 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:22,615 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:26,297 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:26,298 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 188 states and 248 transitions.
[2023-11-24 23:12:26,298 INFO  L276                IsEmpty]: Start isEmpty. Operand 188 states and 248 transitions.
[2023-11-24 23:12:26,299 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:26,299 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:26,299 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:26,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:26,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:26,386 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:26,387 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 187 states and 247 transitions.
[2023-11-24 23:12:26,387 INFO  L276                IsEmpty]: Start isEmpty. Operand 187 states and 247 transitions.
[2023-11-24 23:12:26,388 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:26,388 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:26,389 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:26,410 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:26,483 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:26,506 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:26,507 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 186 states and 246 transitions.
[2023-11-24 23:12:26,507 INFO  L276                IsEmpty]: Start isEmpty. Operand 186 states and 246 transitions.
[2023-11-24 23:12:26,507 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:26,508 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:26,508 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:26,534 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:26,956 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:28,684 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:28,685 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 193 states and 263 transitions.
[2023-11-24 23:12:28,685 INFO  L276                IsEmpty]: Start isEmpty. Operand 193 states and 263 transitions.
[2023-11-24 23:12:28,687 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:28,687 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:28,687 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:28,715 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:28,955 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:30,133 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:30,134 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 194 states and 267 transitions.
[2023-11-24 23:12:30,134 INFO  L276                IsEmpty]: Start isEmpty. Operand 194 states and 267 transitions.
[2023-11-24 23:12:30,134 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:30,134 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:30,135 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:30,180 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:30,316 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:32,077 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:32,077 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 197 states and 270 transitions.
[2023-11-24 23:12:32,078 INFO  L276                IsEmpty]: Start isEmpty. Operand 197 states and 270 transitions.
[2023-11-24 23:12:32,078 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:32,078 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:32,078 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:32,121 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:32,367 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:32,938 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:32,939 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 199 states and 276 transitions.
[2023-11-24 23:12:32,939 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 276 transitions.
[2023-11-24 23:12:32,939 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:32,939 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:32,939 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:32,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:33,124 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:34,671 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:34,671 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 202 states and 282 transitions.
[2023-11-24 23:12:34,671 INFO  L276                IsEmpty]: Start isEmpty. Operand 202 states and 282 transitions.
[2023-11-24 23:12:34,672 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:34,672 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:34,672 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:34,695 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:35,313 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:36,434 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:36,434 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 202 states and 280 transitions.
[2023-11-24 23:12:36,434 INFO  L276                IsEmpty]: Start isEmpty. Operand 202 states and 280 transitions.
[2023-11-24 23:12:36,435 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 23:12:36,435 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:36,435 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:36,467 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:36,634 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:12:37,312 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:37,313 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 168 states and 204 transitions.
[2023-11-24 23:12:37,313 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 204 transitions.
[2023-11-24 23:12:37,314 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-24 23:12:37,314 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:37,314 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:37,334 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:37,877 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:12:42,615 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:12:42,616 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 181 states and 225 transitions.
[2023-11-24 23:12:42,616 INFO  L276                IsEmpty]: Start isEmpty. Operand 181 states and 225 transitions.
[2023-11-24 23:12:42,616 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-24 23:12:42,617 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:12:42,617 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:12:42,652 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:12:42,907 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.