./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i --full-output --architecture 64bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 0e0057cc
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/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_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/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 64bit --witnessprinter.graph.data.programhash a15d7a8babeb47c5803852aa414fd44c9c2ce5952463596f56bd26c728f7d82b
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-12-03 00:57:18,846 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-03 00:57:18,922 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf
[2023-12-03 00:57:18,927 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-03 00:57:18,927 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-12-03 00:57:18,958 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-03 00:57:18,960 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-03 00:57:18,960 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-03 00:57:18,961 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-03 00:57:18,961 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-03 00:57:18,962 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-03 00:57:18,962 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-12-03 00:57:18,963 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-12-03 00:57:18,963 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-12-03 00:57:18,964 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-03 00:57:18,964 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-12-03 00:57:18,965 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-03 00:57:18,965 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-12-03 00:57:18,966 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-12-03 00:57:18,967 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-12-03 00:57:18,967 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-03 00:57:18,968 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-03 00:57:18,968 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-03 00:57:18,969 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-03 00:57:18,969 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-12-03 00:57:18,970 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-03 00:57:18,970 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_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/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_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/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 -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a15d7a8babeb47c5803852aa414fd44c9c2ce5952463596f56bd26c728f7d82b
[2023-12-03 00:57:19,190 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-03 00:57:19,226 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-03 00:57:19,228 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-03 00:57:19,232 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-03 00:57:19,232 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-03 00:57:19,234 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i
[2023-12-03 00:57:22,014 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-03 00:57:22,253 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-03 00:57:22,253 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i
[2023-12-03 00:57:22,268 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/data/e411568b6/4a35243dcbf5470893c1478daacd4fd0/FLAG6bed4634c
[2023-12-03 00:57:22,282 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/data/e411568b6/4a35243dcbf5470893c1478daacd4fd0
[2023-12-03 00:57:22,284 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-03 00:57:22,285 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-12-03 00:57:22,286 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-03 00:57:22,287 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-03 00:57:22,291 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-03 00:57:22,292 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,293 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6ea306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22, skipping insertion in model container
[2023-12-03 00:57:22,293 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,336 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-03 00:57:22,574 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-03 00:57:22,588 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-03 00:57:22,627 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-03 00:57:22,652 INFO  L206         MainTranslator]: Completed translation
[2023-12-03 00:57:22,652 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22 WrapperNode
[2023-12-03 00:57:22,652 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-03 00:57:22,653 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-03 00:57:22,653 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-03 00:57:22,654 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-03 00:57:22,660 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,673 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,692 INFO  L138                Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76
[2023-12-03 00:57:22,693 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-03 00:57:22,694 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-03 00:57:22,694 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-03 00:57:22,694 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-03 00:57:22,701 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,701 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,704 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,704 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,711 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,715 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,717 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,718 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,721 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-03 00:57:22,722 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-03 00:57:22,722 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-03 00:57:22,722 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-03 00:57:22,723 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:57:22" (1/1) ...
[2023-12-03 00:57:22,729 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-03 00:57:22,741 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/z3
[2023-12-03 00:57:22,754 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-12-03 00:57:22,760 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ee1a79-ce4f-45f3-a662-0411e91ef4b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-12-03 00:57:22,798 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-12-03 00:57:22,799 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-12-03 00:57:22,799 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-12-03 00:57:22,799 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-12-03 00:57:22,799 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-03 00:57:22,799 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-03 00:57:22,965 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-03 00:57:22,967 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-03 00:57:23,168 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-03 00:57:23,220 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-03 00:57:23,221 INFO  L309             CfgBuilder]: Removed 2 assume(true) statements.
[2023-12-03 00:57:23,223 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:57:23 BoogieIcfgContainer
[2023-12-03 00:57:23,223 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-03 00:57:23,224 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-12-03 00:57:23,224 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-12-03 00:57:23,235 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-12-03 00:57:23,235 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:57:23" (1/1) ...
[2023-12-03 00:57:23,245 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-03 00:57:23,294 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:23,301 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions.
[2023-12-03 00:57:23,302 INFO  L276                IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions.
[2023-12-03 00:57:23,304 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-12-03 00:57:23,304 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:23,305 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:23,414 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:23,546 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:23,578 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:23,579 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions.
[2023-12-03 00:57:23,579 INFO  L276                IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions.
[2023-12-03 00:57:23,579 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-12-03 00:57:23,579 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:23,579 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:23,617 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:23,822 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:23,959 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:23,959 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions.
[2023-12-03 00:57:23,959 INFO  L276                IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions.
[2023-12-03 00:57:23,960 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-12-03 00:57:23,960 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:23,960 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:23,982 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:24,185 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:24,403 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:24,403 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions.
[2023-12-03 00:57:24,404 INFO  L276                IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions.
[2023-12-03 00:57:24,404 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-12-03 00:57:24,404 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:24,405 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:24,421 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:24,539 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:24,765 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:24,765 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions.
[2023-12-03 00:57:24,765 INFO  L276                IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions.
[2023-12-03 00:57:24,766 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-12-03 00:57:24,766 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:24,766 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:24,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:25,010 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:25,682 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:25,682 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions.
[2023-12-03 00:57:25,682 INFO  L276                IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions.
[2023-12-03 00:57:25,682 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-12-03 00:57:25,683 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:25,683 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:25,707 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:26,065 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:27,482 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:27,482 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions.
[2023-12-03 00:57:27,482 INFO  L276                IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions.
[2023-12-03 00:57:27,483 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-12-03 00:57:27,483 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:27,483 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:27,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:27,785 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:29,753 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:29,754 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions.
[2023-12-03 00:57:29,754 INFO  L276                IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions.
[2023-12-03 00:57:29,756 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-03 00:57:29,756 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:29,756 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:29,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:30,867 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:34,452 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:34,453 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 39 states and 55 transitions.
[2023-12-03 00:57:34,453 INFO  L276                IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions.
[2023-12-03 00:57:34,453 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-03 00:57:34,454 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:34,454 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:34,463 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:34,685 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:37,267 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:37,268 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions.
[2023-12-03 00:57:37,268 INFO  L276                IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions.
[2023-12-03 00:57:37,269 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-03 00:57:37,269 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:37,269 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:37,291 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:38,488 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:43,614 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:43,615 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions.
[2023-12-03 00:57:43,615 INFO  L276                IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions.
[2023-12-03 00:57:43,616 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-03 00:57:43,616 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:43,616 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:43,625 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:43,668 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 00:57:45,875 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:45,876 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions.
[2023-12-03 00:57:45,876 INFO  L276                IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions.
[2023-12-03 00:57:45,877 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-03 00:57:45,877 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:45,877 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:45,889 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:46,302 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:52,183 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:52,184 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 62 states and 111 transitions.
[2023-12-03 00:57:52,184 INFO  L276                IsEmpty]: Start isEmpty. Operand 62 states and 111 transitions.
[2023-12-03 00:57:52,185 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-03 00:57:52,185 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:52,185 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:52,209 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:53,153 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:55,819 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:55,820 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 65 states and 123 transitions.
[2023-12-03 00:57:55,820 INFO  L276                IsEmpty]: Start isEmpty. Operand 65 states and 123 transitions.
[2023-12-03 00:57:55,820 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-03 00:57:55,820 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:55,821 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:55,838 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:55,871 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:58,006 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:58,006 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 128 transitions.
[2023-12-03 00:57:58,007 INFO  L276                IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions.
[2023-12-03 00:57:58,007 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 00:57:58,007 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:58,008 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:58,018 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:58,111 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:57:59,625 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:57:59,626 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 70 states and 134 transitions.
[2023-12-03 00:57:59,626 INFO  L276                IsEmpty]: Start isEmpty. Operand 70 states and 134 transitions.
[2023-12-03 00:57:59,627 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-03 00:57:59,627 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:57:59,627 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:57:59,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:57:59,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-03 00:58:00,374 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:00,375 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 133 transitions.
[2023-12-03 00:58:00,375 INFO  L276                IsEmpty]: Start isEmpty. Operand 70 states and 133 transitions.
[2023-12-03 00:58:00,375 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-03 00:58:00,375 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:00,376 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:00,396 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:03,280 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:58:18,253 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:18,253 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 79 states and 165 transitions.
[2023-12-03 00:58:18,253 INFO  L276                IsEmpty]: Start isEmpty. Operand 79 states and 165 transitions.
[2023-12-03 00:58:18,254 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-03 00:58:18,254 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:18,254 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:18,264 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:18,291 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-03 00:58:19,242 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:19,243 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 80 states and 168 transitions.
[2023-12-03 00:58:19,243 INFO  L276                IsEmpty]: Start isEmpty. Operand 80 states and 168 transitions.
[2023-12-03 00:58:19,244 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:19,244 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:19,244 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:19,256 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:19,319 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-03 00:58:21,476 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:21,477 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 82 states and 173 transitions.
[2023-12-03 00:58:21,477 INFO  L276                IsEmpty]: Start isEmpty. Operand 82 states and 173 transitions.
[2023-12-03 00:58:21,478 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:21,478 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:21,478 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:21,492 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:21,832 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-03 00:58:22,944 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:22,945 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 83 states and 175 transitions.
[2023-12-03 00:58:22,945 INFO  L276                IsEmpty]: Start isEmpty. Operand 83 states and 175 transitions.
[2023-12-03 00:58:22,946 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:22,946 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:22,946 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:22,963 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:26,220 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:58:42,968 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:42,968 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 90 states and 197 transitions.
[2023-12-03 00:58:42,968 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 197 transitions.
[2023-12-03 00:58:42,969 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:42,969 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:42,969 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:42,990 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:43,040 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-03 00:58:44,368 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:44,368 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 90 states and 196 transitions.
[2023-12-03 00:58:44,368 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 196 transitions.
[2023-12-03 00:58:44,369 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:44,369 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:44,369 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:44,380 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:44,407 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 00:58:46,518 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:46,518 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 91 states and 198 transitions.
[2023-12-03 00:58:46,518 INFO  L276                IsEmpty]: Start isEmpty. Operand 91 states and 198 transitions.
[2023-12-03 00:58:46,519 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:46,519 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:46,519 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:46,528 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:46,563 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-03 00:58:47,542 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:47,543 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 92 states and 201 transitions.
[2023-12-03 00:58:47,543 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 201 transitions.
[2023-12-03 00:58:47,543 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:47,543 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:47,543 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:47,552 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:47,589 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 00:58:49,637 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:49,637 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 94 states and 210 transitions.
[2023-12-03 00:58:49,638 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 210 transitions.
[2023-12-03 00:58:49,638 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:49,638 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:49,638 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:49,648 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:49,686 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 00:58:50,865 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:50,865 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 95 states and 214 transitions.
[2023-12-03 00:58:50,865 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 214 transitions.
[2023-12-03 00:58:50,865 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:50,865 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:50,866 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:50,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:52,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:58:59,590 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:58:59,590 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 100 states and 238 transitions.
[2023-12-03 00:58:59,590 INFO  L276                IsEmpty]: Start isEmpty. Operand 100 states and 238 transitions.
[2023-12-03 00:58:59,591 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:58:59,591 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:58:59,591 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:58:59,601 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:58:59,651 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-03 00:59:02,396 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:02,396 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 102 states and 246 transitions.
[2023-12-03 00:59:02,396 INFO  L276                IsEmpty]: Start isEmpty. Operand 102 states and 246 transitions.
[2023-12-03 00:59:02,397 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 00:59:02,397 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:02,397 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:02,414 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:59:06,057 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:59:30,911 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:30,911 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 111 states and 281 transitions.
[2023-12-03 00:59:30,911 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 281 transitions.
[2023-12-03 00:59:30,912 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-03 00:59:30,912 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:30,912 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:30,924 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:59:34,533 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:59:42,096 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:42,097 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 111 states and 280 transitions.
[2023-12-03 00:59:42,097 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 280 transitions.
[2023-12-03 00:59:42,097 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-03 00:59:42,097 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:42,098 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:42,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:59:42,216 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-12-03 00:59:45,929 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:45,930 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 113 states and 282 transitions.
[2023-12-03 00:59:45,930 INFO  L276                IsEmpty]: Start isEmpty. Operand 113 states and 282 transitions.
[2023-12-03 00:59:45,930 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-03 00:59:45,930 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:45,930 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:45,941 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:59:46,030 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-12-03 00:59:48,015 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:48,015 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 114 states and 286 transitions.
[2023-12-03 00:59:48,015 INFO  L276                IsEmpty]: Start isEmpty. Operand 114 states and 286 transitions.
[2023-12-03 00:59:48,016 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-03 00:59:48,016 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:48,016 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:48,025 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:59:48,052 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-03 00:59:52,234 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:52,234 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 117 states and 291 transitions.
[2023-12-03 00:59:52,234 INFO  L276                IsEmpty]: Start isEmpty. Operand 117 states and 291 transitions.
[2023-12-03 00:59:52,234 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-03 00:59:52,234 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:52,235 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:52,247 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:59:53,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 00:59:57,090 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:57,090 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 118 states and 293 transitions.
[2023-12-03 00:59:57,090 INFO  L276                IsEmpty]: Start isEmpty. Operand 118 states and 293 transitions.
[2023-12-03 00:59:57,091 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-03 00:59:57,091 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:57,091 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:57,100 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 00:59:57,177 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-12-03 00:59:58,937 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 00:59:58,938 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 119 states and 294 transitions.
[2023-12-03 00:59:58,938 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 294 transitions.
[2023-12-03 00:59:58,938 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-03 00:59:58,938 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 00:59:58,938 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 00:59:58,951 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:00:06,918 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:00:56,092 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:00:56,092 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 131 states and 343 transitions.
[2023-12-03 01:00:56,093 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 343 transitions.
[2023-12-03 01:00:56,093 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-03 01:00:56,093 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:00:56,093 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:00:56,111 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:01:06,036 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:01:56,170 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:01:56,171 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 139 states and 373 transitions.
[2023-12-03 01:01:56,171 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 373 transitions.
[2023-12-03 01:01:56,172 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:01:56,172 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:01:56,172 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:01:56,181 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:01:56,283 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2023-12-03 01:02:00,583 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:02:00,583 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 140 states and 373 transitions.
[2023-12-03 01:02:00,583 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 373 transitions.
[2023-12-03 01:02:00,584 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:02:00,584 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:02:00,584 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:02:00,592 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:02:00,613 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-03 01:02:03,121 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:02:03,122 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 140 states and 369 transitions.
[2023-12-03 01:02:03,122 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 369 transitions.
[2023-12-03 01:02:03,122 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:02:03,122 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:02:03,123 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:02:03,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:02:03,777 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-03 01:02:10,050 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:02:10,050 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 141 states and 374 transitions.
[2023-12-03 01:02:10,050 INFO  L276                IsEmpty]: Start isEmpty. Operand 141 states and 374 transitions.
[2023-12-03 01:02:10,051 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:02:10,051 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:02:10,051 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:02:10,058 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:02:10,081 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-12-03 01:02:17,849 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:02:17,849 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 144 states and 380 transitions.
[2023-12-03 01:02:17,849 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 380 transitions.
[2023-12-03 01:02:17,850 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:02:17,850 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:02:17,850 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:02:17,890 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:02:27,271 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:03:37,927 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:03:37,928 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 157 states and 448 transitions.
[2023-12-03 01:03:37,928 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 448 transitions.
[2023-12-03 01:03:37,928 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:03:37,928 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:03:37,928 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:03:37,943 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:03:46,256 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:04:08,592 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:04:08,593 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 161 states and 471 transitions.
[2023-12-03 01:04:08,593 INFO  L276                IsEmpty]: Start isEmpty. Operand 161 states and 471 transitions.
[2023-12-03 01:04:08,593 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:04:08,594 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:04:08,594 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:04:08,608 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:04:15,551 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:04:29,752 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:04:29,752 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 163 states and 496 transitions.
[2023-12-03 01:04:29,753 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 496 transitions.
[2023-12-03 01:04:29,753 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:04:29,753 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:04:29,753 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:04:29,767 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:04:41,787 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:05:16,497 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:05:16,497 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 167 states and 529 transitions.
[2023-12-03 01:05:16,497 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 529 transitions.
[2023-12-03 01:05:16,498 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:05:16,498 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:05:16,498 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:05:16,511 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:05:20,856 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:05:40,413 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:05:40,413 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 170 states and 542 transitions.
[2023-12-03 01:05:40,413 INFO  L276                IsEmpty]: Start isEmpty. Operand 170 states and 542 transitions.
[2023-12-03 01:05:40,414 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:05:40,414 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:05:40,414 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:05:40,429 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:05:41,927 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:05:46,454 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:05:46,455 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 171 states and 549 transitions.
[2023-12-03 01:05:46,455 INFO  L276                IsEmpty]: Start isEmpty. Operand 171 states and 549 transitions.
[2023-12-03 01:05:46,455 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:05:46,455 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:05:46,456 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:05:46,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:05:55,133 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:06:04,063 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:06:04,064 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 172 states and 558 transitions.
[2023-12-03 01:06:04,064 INFO  L276                IsEmpty]: Start isEmpty. Operand 172 states and 558 transitions.
[2023-12-03 01:06:04,064 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 01:06:04,064 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:06:04,065 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:06:04,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:06:07,493 INFO  L134       CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:06:23,198 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:06:23,198 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 173 states and 566 transitions.
[2023-12-03 01:06:23,198 INFO  L276                IsEmpty]: Start isEmpty. Operand 173 states and 566 transitions.
[2023-12-03 01:06:23,199 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 01:06:23,199 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:06:23,199 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:06:23,215 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:06:39,465 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:07:39,777 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:07:39,777 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 178 states and 601 transitions.
[2023-12-03 01:07:39,778 INFO  L276                IsEmpty]: Start isEmpty. Operand 178 states and 601 transitions.
[2023-12-03 01:07:39,778 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 01:07:39,778 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:07:39,778 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:07:39,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:07:40,047 INFO  L134       CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-12-03 01:07:52,987 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:07:52,988 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 181 states and 607 transitions.
[2023-12-03 01:07:52,988 INFO  L276                IsEmpty]: Start isEmpty. Operand 181 states and 607 transitions.
[2023-12-03 01:07:52,988 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 01:07:52,988 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:07:52,988 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:07:53,000 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:07:53,114 INFO  L134       CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-12-03 01:08:03,859 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:08:03,859 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 183 states and 610 transitions.
[2023-12-03 01:08:03,860 INFO  L276                IsEmpty]: Start isEmpty. Operand 183 states and 610 transitions.
[2023-12-03 01:08:03,860 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 01:08:03,860 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:08:03,860 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:08:03,872 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:08:04,150 INFO  L134       CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-12-03 01:08:11,092 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:08:11,093 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 185 states and 611 transitions.
[2023-12-03 01:08:11,093 INFO  L276                IsEmpty]: Start isEmpty. Operand 185 states and 611 transitions.
[2023-12-03 01:08:11,093 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 01:08:11,093 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:08:11,093 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:08:11,103 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:08:11,243 INFO  L134       CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-12-03 01:08:13,943 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:08:13,943 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 186 states and 613 transitions.
[2023-12-03 01:08:13,943 INFO  L276                IsEmpty]: Start isEmpty. Operand 186 states and 613 transitions.
[2023-12-03 01:08:13,944 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 01:08:13,944 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:08:13,944 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:08:13,966 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:08:19,556 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:09:23,201 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:09:23,202 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 191 states and 644 transitions.
[2023-12-03 01:09:23,202 INFO  L276                IsEmpty]: Start isEmpty. Operand 191 states and 644 transitions.
[2023-12-03 01:09:23,202 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 01:09:23,202 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:09:23,203 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:09:23,222 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:09:29,321 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:09:45,406 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:09:45,407 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 194 states and 652 transitions.
[2023-12-03 01:09:45,407 INFO  L276                IsEmpty]: Start isEmpty. Operand 194 states and 652 transitions.
[2023-12-03 01:09:45,407 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 01:09:45,407 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:09:45,407 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:09:45,422 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:09:54,617 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:11:09,372 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2023-12-03 01:11:23,145 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:11:23,146 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 198 states and 672 transitions.
[2023-12-03 01:11:23,146 INFO  L276                IsEmpty]: Start isEmpty. Operand 198 states and 672 transitions.
[2023-12-03 01:11:23,146 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 01:11:23,146 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:11:23,146 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:11:23,161 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:11:25,103 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:11:35,074 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:11:35,074 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 199 states and 682 transitions.
[2023-12-03 01:11:35,074 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 682 transitions.
[2023-12-03 01:11:35,075 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 01:11:35,075 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:11:35,075 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:11:35,089 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:11:40,292 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:11:40,440 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:11:40,440 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 199 states and 682 transitions.
[2023-12-03 01:11:40,440 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 682 transitions.
[2023-12-03 01:11:40,441 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 01:11:40,441 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:11:40,441 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:11:40,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:11:44,107 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 01:11:44,295 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 01:11:44,295 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 199 states and 682 transitions.
[2023-12-03 01:11:44,295 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 682 transitions.
[2023-12-03 01:11:44,295 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 01:11:44,295 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 01:11:44,296 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 01:11:44,309 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 01:11:50,645 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.