./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-middle-data.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_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/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_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-middle-data.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/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_ef65204d-a6f1-402d-8bec-c20c8c5917d3/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 1f089d84611e193726b0906f7c8f41bdfbd2779029235be3e70f3cbcf8b5071e
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-12-03 04:55:02,574 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-03 04:55:02,640 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf
[2023-12-03 04:55:02,645 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-03 04:55:02,645 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-12-03 04:55:02,668 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-03 04:55:02,669 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-03 04:55:02,670 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-03 04:55:02,670 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-03 04:55:02,671 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-03 04:55:02,671 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-03 04:55:02,672 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-12-03 04:55:02,672 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-12-03 04:55:02,673 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-12-03 04:55:02,673 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-03 04:55:02,674 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-12-03 04:55:02,674 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-03 04:55:02,675 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-12-03 04:55:02,675 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-12-03 04:55:02,676 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-12-03 04:55:02,677 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-03 04:55:02,677 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-03 04:55:02,678 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-03 04:55:02,678 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-03 04:55:02,679 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-12-03 04:55:02,679 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-03 04:55:02,680 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_ef65204d-a6f1-402d-8bec-c20c8c5917d3/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_ef65204d-a6f1-402d-8bec-c20c8c5917d3/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 -> 1f089d84611e193726b0906f7c8f41bdfbd2779029235be3e70f3cbcf8b5071e
[2023-12-03 04:55:02,889 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-03 04:55:02,909 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-03 04:55:02,911 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-03 04:55:02,912 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-03 04:55:02,913 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-03 04:55:02,914 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/memsafety-broom/sll-middle-data.i
[2023-12-03 04:55:05,607 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-03 04:55:05,847 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-03 04:55:05,847 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/sv-benchmarks/c/memsafety-broom/sll-middle-data.i
[2023-12-03 04:55:05,872 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/data/44b4074f2/8536ff62503a4548a4d23c4a3c4e50f1/FLAG481b6b7ec
[2023-12-03 04:55:06,168 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/data/44b4074f2/8536ff62503a4548a4d23c4a3c4e50f1
[2023-12-03 04:55:06,170 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-03 04:55:06,171 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-12-03 04:55:06,172 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-03 04:55:06,172 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-03 04:55:06,177 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-03 04:55:06,178 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,179 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc1579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06, skipping insertion in model container
[2023-12-03 04:55:06,179 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,246 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-03 04:55:06,479 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-03 04:55:06,488 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-03 04:55:06,529 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-03 04:55:06,558 INFO  L206         MainTranslator]: Completed translation
[2023-12-03 04:55:06,559 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06 WrapperNode
[2023-12-03 04:55:06,559 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-03 04:55:06,560 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-03 04:55:06,560 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-03 04:55:06,560 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-03 04:55:06,568 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,580 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,600 INFO  L138                Inliner]: procedures = 121, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88
[2023-12-03 04:55:06,600 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-03 04:55:06,601 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-03 04:55:06,601 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-03 04:55:06,601 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-03 04:55:06,608 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,608 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,612 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,612 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,621 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,624 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,625 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,626 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,629 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-03 04:55:06,629 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-03 04:55:06,629 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-03 04:55:06,629 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-03 04:55:06,630 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:06" (1/1) ...
[2023-12-03 04:55:06,634 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-03 04:55:06,645 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/z3
[2023-12-03 04:55:06,657 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-12-03 04:55:06,661 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef65204d-a6f1-402d-8bec-c20c8c5917d3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-12-03 04:55:06,690 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-12-03 04:55:06,690 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-12-03 04:55:06,691 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-12-03 04:55:06,691 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-12-03 04:55:06,691 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-12-03 04:55:06,691 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-03 04:55:06,691 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-03 04:55:06,803 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-03 04:55:06,805 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-03 04:55:07,033 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-03 04:55:07,092 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-03 04:55:07,092 INFO  L309             CfgBuilder]: Removed 3 assume(true) statements.
[2023-12-03 04:55:07,094 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:55:07 BoogieIcfgContainer
[2023-12-03 04:55:07,094 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-03 04:55:07,095 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-12-03 04:55:07,095 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-12-03 04:55:07,105 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-12-03 04:55:07,106 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:55:07" (1/1) ...
[2023-12-03 04:55:07,115 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-03 04:55:07,163 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:07,170 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions.
[2023-12-03 04:55:07,170 INFO  L276                IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions.
[2023-12-03 04:55:07,172 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-12-03 04:55:07,173 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:07,173 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:07,250 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:07,331 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 04:55:07,359 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:07,360 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions.
[2023-12-03 04:55:07,360 INFO  L276                IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions.
[2023-12-03 04:55:07,360 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-12-03 04:55:07,360 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:07,361 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:07,375 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:07,444 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 04:55:07,537 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:07,538 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions.
[2023-12-03 04:55:07,538 INFO  L276                IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions.
[2023-12-03 04:55:07,538 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-12-03 04:55:07,538 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:07,539 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:07,564 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:07,629 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:55:07,657 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:07,658 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions.
[2023-12-03 04:55:07,658 INFO  L276                IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions.
[2023-12-03 04:55:07,658 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-12-03 04:55:07,659 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:07,659 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:07,676 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:07,798 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 04:55:07,904 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:07,904 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions.
[2023-12-03 04:55:07,905 INFO  L276                IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions.
[2023-12-03 04:55:07,905 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-12-03 04:55:07,905 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:07,905 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:07,920 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:07,938 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:55:07,952 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:07,952 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions.
[2023-12-03 04:55:07,953 INFO  L276                IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions.
[2023-12-03 04:55:07,953 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-12-03 04:55:07,953 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:07,953 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:07,968 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:08,124 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 04:55:08,305 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:08,305 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions.
[2023-12-03 04:55:08,305 INFO  L276                IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions.
[2023-12-03 04:55:08,306 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-03 04:55:08,306 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:08,306 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:08,321 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:08,355 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 04:55:08,370 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:08,371 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions.
[2023-12-03 04:55:08,371 INFO  L276                IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions.
[2023-12-03 04:55:08,372 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-03 04:55:08,372 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:08,372 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:08,387 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:08,437 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 04:55:08,449 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:08,450 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions.
[2023-12-03 04:55:08,450 INFO  L276                IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions.
[2023-12-03 04:55:08,451 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-12-03 04:55:08,451 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:08,451 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:08,471 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:08,615 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:55:08,782 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:08,783 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions.
[2023-12-03 04:55:08,783 INFO  L276                IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions.
[2023-12-03 04:55:08,784 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-12-03 04:55:08,784 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:08,784 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:08,802 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:09,029 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 04:55:09,325 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:09,325 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions.
[2023-12-03 04:55:09,326 INFO  L276                IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions.
[2023-12-03 04:55:09,326 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-03 04:55:09,326 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:09,326 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:09,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:09,484 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 04:55:10,030 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:10,030 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions.
[2023-12-03 04:55:10,030 INFO  L276                IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions.
[2023-12-03 04:55:10,031 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-03 04:55:10,031 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:10,031 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:10,045 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:10,275 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 04:55:11,143 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:11,143 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions.
[2023-12-03 04:55:11,144 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions.
[2023-12-03 04:55:11,144 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-03 04:55:11,144 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:11,144 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:11,157 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:11,168 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 04:55:11,182 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:11,183 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions.
[2023-12-03 04:55:11,183 INFO  L276                IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions.
[2023-12-03 04:55:11,183 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-03 04:55:11,183 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:11,184 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:11,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:11,298 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 04:55:11,551 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:11,552 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 84 transitions.
[2023-12-03 04:55:11,552 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions.
[2023-12-03 04:55:11,552 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-03 04:55:11,552 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:11,553 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:11,568 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:11,717 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 04:55:12,723 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:12,723 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions.
[2023-12-03 04:55:12,723 INFO  L276                IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions.
[2023-12-03 04:55:12,725 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-03 04:55:12,725 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:12,726 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:12,738 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:12,978 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 04:55:13,614 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:13,615 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 97 transitions.
[2023-12-03 04:55:13,615 INFO  L276                IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions.
[2023-12-03 04:55:13,615 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-03 04:55:13,615 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:13,616 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:13,630 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:13,978 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 04:55:15,131 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:15,131 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 101 transitions.
[2023-12-03 04:55:15,131 INFO  L276                IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions.
[2023-12-03 04:55:15,132 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-03 04:55:15,132 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:15,132 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:15,145 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:15,945 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:55:18,685 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:18,685 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions.
[2023-12-03 04:55:18,685 INFO  L276                IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions.
[2023-12-03 04:55:18,686 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-03 04:55:18,686 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:18,686 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:18,699 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:19,286 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:55:19,951 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:19,952 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions.
[2023-12-03 04:55:19,952 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions.
[2023-12-03 04:55:19,952 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-03 04:55:19,952 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:19,953 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:19,966 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:19,981 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 04:55:20,288 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:20,289 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions.
[2023-12-03 04:55:20,289 INFO  L276                IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions.
[2023-12-03 04:55:20,289 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-03 04:55:20,289 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:20,290 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:20,307 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:20,333 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:55:20,739 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:20,739 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 122 transitions.
[2023-12-03 04:55:20,739 INFO  L276                IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions.
[2023-12-03 04:55:20,740 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:20,740 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:20,740 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:20,749 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:20,978 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:22,214 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:22,215 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 134 transitions.
[2023-12-03 04:55:22,215 INFO  L276                IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions.
[2023-12-03 04:55:22,215 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:22,215 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:22,215 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:22,224 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:22,469 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:24,135 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:24,136 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 88 states and 148 transitions.
[2023-12-03 04:55:24,136 INFO  L276                IsEmpty]: Start isEmpty. Operand 88 states and 148 transitions.
[2023-12-03 04:55:24,136 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:24,136 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:24,136 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:24,144 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:24,177 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:24,559 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:24,560 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 89 states and 149 transitions.
[2023-12-03 04:55:24,560 INFO  L276                IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions.
[2023-12-03 04:55:24,560 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:24,560 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:24,560 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:24,571 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:25,246 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:28,063 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:28,063 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 94 states and 165 transitions.
[2023-12-03 04:55:28,064 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 165 transitions.
[2023-12-03 04:55:28,064 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:28,064 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:28,064 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:28,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:28,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:30,787 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:30,788 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 97 states and 173 transitions.
[2023-12-03 04:55:30,788 INFO  L276                IsEmpty]: Start isEmpty. Operand 97 states and 173 transitions.
[2023-12-03 04:55:30,788 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:30,788 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:30,788 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:30,797 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:30,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:31,276 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:31,276 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 98 states and 174 transitions.
[2023-12-03 04:55:31,276 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 174 transitions.
[2023-12-03 04:55:31,276 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:31,276 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:31,277 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:31,285 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:31,322 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:31,885 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:31,886 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 99 states and 175 transitions.
[2023-12-03 04:55:31,886 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 175 transitions.
[2023-12-03 04:55:31,886 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:31,886 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:31,886 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:31,897 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:31,972 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:32,537 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:32,537 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 100 states and 177 transitions.
[2023-12-03 04:55:32,537 INFO  L276                IsEmpty]: Start isEmpty. Operand 100 states and 177 transitions.
[2023-12-03 04:55:32,537 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:32,538 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:32,538 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:32,552 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:33,232 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 04:55:36,401 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:36,402 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 106 states and 187 transitions.
[2023-12-03 04:55:36,402 INFO  L276                IsEmpty]: Start isEmpty. Operand 106 states and 187 transitions.
[2023-12-03 04:55:36,402 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-03 04:55:36,402 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:36,402 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:36,421 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:37,734 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:55:39,933 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:39,933 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 108 states and 192 transitions.
[2023-12-03 04:55:39,933 INFO  L276                IsEmpty]: Start isEmpty. Operand 108 states and 192 transitions.
[2023-12-03 04:55:39,933 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-03 04:55:39,934 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:39,934 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:39,943 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:40,966 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:42,930 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:42,930 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 111 states and 199 transitions.
[2023-12-03 04:55:42,931 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 199 transitions.
[2023-12-03 04:55:42,931 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-03 04:55:42,931 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:42,931 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:42,941 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:43,613 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:44,961 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:44,962 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 112 states and 201 transitions.
[2023-12-03 04:55:44,962 INFO  L276                IsEmpty]: Start isEmpty. Operand 112 states and 201 transitions.
[2023-12-03 04:55:44,962 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-03 04:55:44,962 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:44,962 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:44,976 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:44,989 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 04:55:45,617 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:45,618 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 113 states and 203 transitions.
[2023-12-03 04:55:45,618 INFO  L276                IsEmpty]: Start isEmpty. Operand 113 states and 203 transitions.
[2023-12-03 04:55:45,618 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-03 04:55:45,618 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:45,619 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:45,632 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:45,656 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 04:55:46,284 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:46,285 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 115 states and 212 transitions.
[2023-12-03 04:55:46,285 INFO  L276                IsEmpty]: Start isEmpty. Operand 115 states and 212 transitions.
[2023-12-03 04:55:46,285 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-03 04:55:46,285 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:46,286 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:46,293 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:46,927 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:54,645 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:54,646 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 125 states and 237 transitions.
[2023-12-03 04:55:54,646 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 237 transitions.
[2023-12-03 04:55:54,646 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-03 04:55:54,647 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:54,647 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:54,655 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:54,692 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:55,319 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:55,320 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 126 states and 238 transitions.
[2023-12-03 04:55:55,320 INFO  L276                IsEmpty]: Start isEmpty. Operand 126 states and 238 transitions.
[2023-12-03 04:55:55,320 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-03 04:55:55,320 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:55,321 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:55,329 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:55,360 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:56,146 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:56,146 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 127 states and 240 transitions.
[2023-12-03 04:55:56,146 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 240 transitions.
[2023-12-03 04:55:56,147 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-03 04:55:56,147 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:56,147 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:56,156 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:56,163 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:55:57,400 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:55:57,401 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 126 states and 239 transitions.
[2023-12-03 04:55:57,401 INFO  L276                IsEmpty]: Start isEmpty. Operand 126 states and 239 transitions.
[2023-12-03 04:55:57,401 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:55:57,401 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:55:57,401 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:55:57,411 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:55:58,968 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 04:56:06,157 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:06,157 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 134 states and 259 transitions.
[2023-12-03 04:56:06,157 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 259 transitions.
[2023-12-03 04:56:06,158 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:06,158 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:06,158 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:06,167 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:07,317 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 04:56:19,349 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:19,350 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 147 states and 297 transitions.
[2023-12-03 04:56:19,350 INFO  L276                IsEmpty]: Start isEmpty. Operand 147 states and 297 transitions.
[2023-12-03 04:56:19,350 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:19,351 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:19,351 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:19,359 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:19,399 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 04:56:25,107 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:25,108 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 153 states and 315 transitions.
[2023-12-03 04:56:25,108 INFO  L276                IsEmpty]: Start isEmpty. Operand 153 states and 315 transitions.
[2023-12-03 04:56:25,108 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:25,108 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:25,109 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:25,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:25,277 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 04:56:25,952 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:25,953 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 154 states and 318 transitions.
[2023-12-03 04:56:25,953 INFO  L276                IsEmpty]: Start isEmpty. Operand 154 states and 318 transitions.
[2023-12-03 04:56:25,953 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:25,953 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:25,953 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:25,962 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:26,110 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 04:56:27,326 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:27,326 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 155 states and 321 transitions.
[2023-12-03 04:56:27,326 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 321 transitions.
[2023-12-03 04:56:27,327 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:27,327 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:27,327 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:27,338 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:27,452 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 04:56:28,649 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:28,650 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 156 states and 323 transitions.
[2023-12-03 04:56:28,650 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 323 transitions.
[2023-12-03 04:56:28,650 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:28,651 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:28,651 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:28,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:28,732 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 04:56:29,668 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:29,668 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 157 states and 325 transitions.
[2023-12-03 04:56:29,668 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 325 transitions.
[2023-12-03 04:56:29,669 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:29,669 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:29,669 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:29,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:30,674 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-03 04:56:33,846 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:33,847 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 160 states and 331 transitions.
[2023-12-03 04:56:33,847 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 331 transitions.
[2023-12-03 04:56:33,848 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-03 04:56:33,848 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:33,848 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:33,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:34,844 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 04:56:36,732 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:36,732 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 119 states and 245 transitions.
[2023-12-03 04:56:36,732 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 245 transitions.
[2023-12-03 04:56:36,733 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-03 04:56:36,733 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:36,733 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:36,745 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:36,778 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 04:56:45,042 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:45,043 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 128 states and 267 transitions.
[2023-12-03 04:56:45,043 INFO  L276                IsEmpty]: Start isEmpty. Operand 128 states and 267 transitions.
[2023-12-03 04:56:45,043 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-03 04:56:45,043 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:45,043 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:45,057 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:46,446 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 04:56:59,830 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:56:59,831 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 140 states and 324 transitions.
[2023-12-03 04:56:59,831 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 324 transitions.
[2023-12-03 04:56:59,832 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-03 04:56:59,832 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:56:59,832 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:56:59,847 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:56:59,884 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 04:57:07,914 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:57:07,915 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 147 states and 332 transitions.
[2023-12-03 04:57:07,915 INFO  L276                IsEmpty]: Start isEmpty. Operand 147 states and 332 transitions.
[2023-12-03 04:57:07,915 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-03 04:57:07,915 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:57:07,915 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:57:07,928 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:57:07,969 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 04:57:10,428 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:57:10,429 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 150 states and 339 transitions.
[2023-12-03 04:57:10,429 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 339 transitions.
[2023-12-03 04:57:10,429 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 04:57:10,429 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:57:10,430 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:57:10,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:57:14,060 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 04:57:22,400 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:57:22,401 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 155 states and 351 transitions.
[2023-12-03 04:57:22,401 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 351 transitions.
[2023-12-03 04:57:22,401 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 04:57:22,401 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:57:22,402 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:57:22,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:57:26,980 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 04:57:46,981 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:57:46,981 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 167 states and 371 transitions.
[2023-12-03 04:57:46,981 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 371 transitions.
[2023-12-03 04:57:46,981 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 04:57:46,982 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:57:46,982 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:57:46,998 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:57:50,041 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 04:57:58,475 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:57:58,475 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 172 states and 385 transitions.
[2023-12-03 04:57:58,475 INFO  L276                IsEmpty]: Start isEmpty. Operand 172 states and 385 transitions.
[2023-12-03 04:57:58,475 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-03 04:57:58,476 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:57:58,476 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:57:58,494 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:58:02,360 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 04:58:12,291 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:58:12,291 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 177 states and 409 transitions.
[2023-12-03 04:58:12,291 INFO  L276                IsEmpty]: Start isEmpty. Operand 177 states and 409 transitions.
[2023-12-03 04:58:12,292 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 04:58:12,292 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:58:12,292 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:58:12,306 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:58:13,823 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 04:58:22,545 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:58:22,545 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 182 states and 454 transitions.
[2023-12-03 04:58:22,545 INFO  L276                IsEmpty]: Start isEmpty. Operand 182 states and 454 transitions.
[2023-12-03 04:58:22,546 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 04:58:22,546 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:58:22,546 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:58:22,561 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:58:22,600 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:58:23,723 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:58:23,723 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 183 states and 455 transitions.
[2023-12-03 04:58:23,723 INFO  L276                IsEmpty]: Start isEmpty. Operand 183 states and 455 transitions.
[2023-12-03 04:58:23,724 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 04:58:23,724 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:58:23,724 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:58:23,738 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:58:23,767 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-03 04:58:26,479 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:58:26,479 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 185 states and 465 transitions.
[2023-12-03 04:58:26,479 INFO  L276                IsEmpty]: Start isEmpty. Operand 185 states and 465 transitions.
[2023-12-03 04:58:26,480 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 04:58:26,480 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:58:26,480 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:58:26,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:58:26,541 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:58:27,910 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:58:27,911 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 186 states and 467 transitions.
[2023-12-03 04:58:27,911 INFO  L276                IsEmpty]: Start isEmpty. Operand 186 states and 467 transitions.
[2023-12-03 04:58:27,911 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-03 04:58:27,911 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:58:27,912 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:58:27,929 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:58:28,025 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 04:58:29,414 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:58:29,415 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 187 states and 470 transitions.
[2023-12-03 04:58:29,415 INFO  L276                IsEmpty]: Start isEmpty. Operand 187 states and 470 transitions.
[2023-12-03 04:58:29,416 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-03 04:58:29,416 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:58:29,416 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:58:29,440 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:58:34,378 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:58:57,697 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:58:57,697 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 195 states and 513 transitions.
[2023-12-03 04:58:57,697 INFO  L276                IsEmpty]: Start isEmpty. Operand 195 states and 513 transitions.
[2023-12-03 04:58:57,698 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-03 04:58:57,698 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:58:57,698 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:58:57,719 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:02,494 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:59:14,524 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:59:14,525 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 200 states and 526 transitions.
[2023-12-03 04:59:14,525 INFO  L276                IsEmpty]: Start isEmpty. Operand 200 states and 526 transitions.
[2023-12-03 04:59:14,525 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-03 04:59:14,525 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:59:14,526 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:59:14,541 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:14,591 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-03 04:59:18,375 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:59:18,375 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 203 states and 548 transitions.
[2023-12-03 04:59:18,375 INFO  L276                IsEmpty]: Start isEmpty. Operand 203 states and 548 transitions.
[2023-12-03 04:59:18,376 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-03 04:59:18,376 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:59:18,376 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:59:18,391 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:18,441 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-03 04:59:23,264 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:59:23,264 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 206 states and 557 transitions.
[2023-12-03 04:59:23,265 INFO  L276                IsEmpty]: Start isEmpty. Operand 206 states and 557 transitions.
[2023-12-03 04:59:23,265 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-03 04:59:23,265 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:59:23,265 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:59:23,284 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:23,942 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 04:59:28,055 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:59:28,056 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 208 states and 573 transitions.
[2023-12-03 04:59:28,056 INFO  L276                IsEmpty]: Start isEmpty. Operand 208 states and 573 transitions.
[2023-12-03 04:59:28,057 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 04:59:28,057 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:59:28,057 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:59:28,072 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:28,173 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:59:29,928 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:59:29,929 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 209 states and 576 transitions.
[2023-12-03 04:59:29,929 INFO  L276                IsEmpty]: Start isEmpty. Operand 209 states and 576 transitions.
[2023-12-03 04:59:29,929 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 04:59:29,929 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:59:29,930 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:59:29,945 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:30,130 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 04:59:32,048 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:59:32,048 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 211 states and 582 transitions.
[2023-12-03 04:59:32,048 INFO  L276                IsEmpty]: Start isEmpty. Operand 211 states and 582 transitions.
[2023-12-03 04:59:32,049 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 04:59:32,049 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:59:32,049 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:59:32,062 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:32,107 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-03 04:59:55,617 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 04:59:55,618 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 226 states and 631 transitions.
[2023-12-03 04:59:55,618 INFO  L276                IsEmpty]: Start isEmpty. Operand 226 states and 631 transitions.
[2023-12-03 04:59:55,619 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 04:59:55,619 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 04:59:55,619 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 04:59:55,634 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 04:59:55,741 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 05:00:02,968 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:02,969 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 230 states and 647 transitions.
[2023-12-03 05:00:02,969 INFO  L276                IsEmpty]: Start isEmpty. Operand 230 states and 647 transitions.
[2023-12-03 05:00:02,970 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:02,970 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:02,970 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:02,983 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:03,015 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 05:00:07,176 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:07,177 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 232 states and 652 transitions.
[2023-12-03 05:00:07,177 INFO  L276                IsEmpty]: Start isEmpty. Operand 232 states and 652 transitions.
[2023-12-03 05:00:07,177 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:07,177 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:07,178 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:07,193 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:07,242 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:00:11,222 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:11,223 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 234 states and 657 transitions.
[2023-12-03 05:00:11,223 INFO  L276                IsEmpty]: Start isEmpty. Operand 234 states and 657 transitions.
[2023-12-03 05:00:11,223 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:11,223 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:11,223 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:11,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:11,347 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 05:00:14,740 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:14,741 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 237 states and 665 transitions.
[2023-12-03 05:00:14,741 INFO  L276                IsEmpty]: Start isEmpty. Operand 237 states and 665 transitions.
[2023-12-03 05:00:14,742 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:14,742 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:14,742 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:14,757 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:14,794 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:00:18,662 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:18,663 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 239 states and 670 transitions.
[2023-12-03 05:00:18,663 INFO  L276                IsEmpty]: Start isEmpty. Operand 239 states and 670 transitions.
[2023-12-03 05:00:18,663 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:18,663 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:18,664 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:18,677 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:18,712 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:00:20,867 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:20,868 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 241 states and 675 transitions.
[2023-12-03 05:00:20,868 INFO  L276                IsEmpty]: Start isEmpty. Operand 241 states and 675 transitions.
[2023-12-03 05:00:20,868 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:20,868 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:20,868 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:20,883 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:20,982 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 05:00:25,518 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:25,519 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 243 states and 693 transitions.
[2023-12-03 05:00:25,519 INFO  L276                IsEmpty]: Start isEmpty. Operand 243 states and 693 transitions.
[2023-12-03 05:00:25,520 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:25,520 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:25,520 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:25,536 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:25,584 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:00:30,000 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:30,000 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 245 states and 704 transitions.
[2023-12-03 05:00:30,000 INFO  L276                IsEmpty]: Start isEmpty. Operand 245 states and 704 transitions.
[2023-12-03 05:00:30,001 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:30,001 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:30,001 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:30,015 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:30,049 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:00:32,672 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:32,672 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 247 states and 707 transitions.
[2023-12-03 05:00:32,672 INFO  L276                IsEmpty]: Start isEmpty. Operand 247 states and 707 transitions.
[2023-12-03 05:00:32,673 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:32,673 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:32,673 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:32,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:32,785 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 05:00:42,645 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:42,645 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 252 states and 722 transitions.
[2023-12-03 05:00:42,645 INFO  L276                IsEmpty]: Start isEmpty. Operand 252 states and 722 transitions.
[2023-12-03 05:00:42,646 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:42,646 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:42,646 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:42,660 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:42,692 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 05:00:44,165 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:44,165 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 252 states and 721 transitions.
[2023-12-03 05:00:44,165 INFO  L276                IsEmpty]: Start isEmpty. Operand 252 states and 721 transitions.
[2023-12-03 05:00:44,166 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:44,166 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:44,166 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:44,181 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:44,277 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-03 05:00:48,184 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:48,185 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 254 states and 724 transitions.
[2023-12-03 05:00:48,185 INFO  L276                IsEmpty]: Start isEmpty. Operand 254 states and 724 transitions.
[2023-12-03 05:00:48,185 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:48,185 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:48,185 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:48,199 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:48,229 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 05:00:51,819 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:51,820 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 256 states and 735 transitions.
[2023-12-03 05:00:51,820 INFO  L276                IsEmpty]: Start isEmpty. Operand 256 states and 735 transitions.
[2023-12-03 05:00:51,820 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-03 05:00:51,820 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:51,820 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:51,833 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:00:51,870 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-03 05:00:53,858 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:00:53,858 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 257 states and 742 transitions.
[2023-12-03 05:00:53,859 INFO  L276                IsEmpty]: Start isEmpty. Operand 257 states and 742 transitions.
[2023-12-03 05:00:53,859 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-03 05:00:53,859 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:00:53,859 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:00:53,879 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:01:03,791 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 05:01:42,845 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:01:42,846 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 271 states and 784 transitions.
[2023-12-03 05:01:42,846 INFO  L276                IsEmpty]: Start isEmpty. Operand 271 states and 784 transitions.
[2023-12-03 05:01:42,846 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-03 05:01:42,846 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:01:42,847 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:01:42,862 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:01:42,990 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 05:01:51,076 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:01:51,076 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 276 states and 797 transitions.
[2023-12-03 05:01:51,076 INFO  L276                IsEmpty]: Start isEmpty. Operand 276 states and 797 transitions.
[2023-12-03 05:01:51,077 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-03 05:01:51,077 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:01:51,077 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:01:51,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:01:51,128 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 05:01:53,330 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:01:53,331 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 278 states and 803 transitions.
[2023-12-03 05:01:53,331 INFO  L276                IsEmpty]: Start isEmpty. Operand 278 states and 803 transitions.
[2023-12-03 05:01:53,331 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-03 05:01:53,331 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:01:53,331 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:01:53,345 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:01:53,385 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 05:01:57,543 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:01:57,543 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 280 states and 807 transitions.
[2023-12-03 05:01:57,543 INFO  L276                IsEmpty]: Start isEmpty. Operand 280 states and 807 transitions.
[2023-12-03 05:01:57,543 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-03 05:01:57,543 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:01:57,544 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:01:57,557 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:01:57,597 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 05:02:05,328 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:02:05,329 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 285 states and 818 transitions.
[2023-12-03 05:02:05,329 INFO  L276                IsEmpty]: Start isEmpty. Operand 285 states and 818 transitions.
[2023-12-03 05:02:05,329 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-03 05:02:05,329 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:02:05,329 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:02:05,343 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:02:05,393 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 05:02:09,892 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:02:09,892 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 287 states and 823 transitions.
[2023-12-03 05:02:09,892 INFO  L276                IsEmpty]: Start isEmpty. Operand 287 states and 823 transitions.
[2023-12-03 05:02:09,893 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-03 05:02:09,893 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:02:09,893 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:02:09,908 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:02:09,947 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 05:02:12,180 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:02:12,180 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 289 states and 830 transitions.
[2023-12-03 05:02:12,181 INFO  L276                IsEmpty]: Start isEmpty. Operand 289 states and 830 transitions.
[2023-12-03 05:02:12,181 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-03 05:02:12,181 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:02:12,181 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:02:12,194 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:02:12,232 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 05:02:14,031 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:02:14,032 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 290 states and 832 transitions.
[2023-12-03 05:02:14,032 INFO  L276                IsEmpty]: Start isEmpty. Operand 290 states and 832 transitions.
[2023-12-03 05:02:14,033 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-12-03 05:02:14,033 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:02:14,033 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:02:14,047 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:02:14,085 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 05:02:18,841 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:02:18,842 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 292 states and 836 transitions.
[2023-12-03 05:02:18,842 INFO  L276                IsEmpty]: Start isEmpty. Operand 292 states and 836 transitions.
[2023-12-03 05:02:18,842 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-03 05:02:18,842 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:02:18,842 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:02:18,864 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:02:20,213 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 05:02:36,242 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:02:36,243 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 299 states and 844 transitions.
[2023-12-03 05:02:36,243 INFO  L276                IsEmpty]: Start isEmpty. Operand 299 states and 844 transitions.
[2023-12-03 05:02:36,243 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-03 05:02:36,243 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:02:36,243 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:02:36,261 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:02:36,838 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-03 05:02:53,275 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:02:53,276 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 306 states and 851 transitions.
[2023-12-03 05:02:53,276 INFO  L276                IsEmpty]: Start isEmpty. Operand 306 states and 851 transitions.
[2023-12-03 05:02:53,276 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-12-03 05:02:53,276 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:02:53,276 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:02:53,295 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:02:54,762 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 05:03:11,684 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:03:11,685 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 286 states and 822 transitions.
[2023-12-03 05:03:11,685 INFO  L276                IsEmpty]: Start isEmpty. Operand 286 states and 822 transitions.
[2023-12-03 05:03:11,685 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:03:11,685 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:03:11,685 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:03:11,704 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:03:22,160 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:03:53,484 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:03:53,485 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 294 states and 850 transitions.
[2023-12-03 05:03:53,485 INFO  L276                IsEmpty]: Start isEmpty. Operand 294 states and 850 transitions.
[2023-12-03 05:03:53,485 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:03:53,485 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:03:53,485 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:03:53,505 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:04:02,646 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 05:04:35,379 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:04:35,379 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 304 states and 884 transitions.
[2023-12-03 05:04:35,379 INFO  L276                IsEmpty]: Start isEmpty. Operand 304 states and 884 transitions.
[2023-12-03 05:04:35,379 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:04:35,379 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:04:35,380 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:04:35,395 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:04:47,112 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 05:05:02,149 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:05:02,150 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 305 states and 890 transitions.
[2023-12-03 05:05:02,150 INFO  L276                IsEmpty]: Start isEmpty. Operand 305 states and 890 transitions.
[2023-12-03 05:05:02,150 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:05:02,150 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:05:02,150 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:05:02,171 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:05:07,582 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 05:05:39,203 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:05:39,204 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 315 states and 932 transitions.
[2023-12-03 05:05:39,204 INFO  L276                IsEmpty]: Start isEmpty. Operand 315 states and 932 transitions.
[2023-12-03 05:05:39,204 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:05:39,205 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:05:39,205 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:05:39,234 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:05:40,389 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:05:44,045 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:05:44,046 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 316 states and 937 transitions.
[2023-12-03 05:05:44,046 INFO  L276                IsEmpty]: Start isEmpty. Operand 316 states and 937 transitions.
[2023-12-03 05:05:44,046 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:05:44,046 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:05:44,046 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:05:44,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:05:50,194 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:06:20,072 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:06:20,073 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 324 states and 966 transitions.
[2023-12-03 05:06:20,073 INFO  L276                IsEmpty]: Start isEmpty. Operand 324 states and 966 transitions.
[2023-12-03 05:06:20,073 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:06:20,073 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:06:20,074 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:06:20,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:06:30,526 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:06:46,715 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:06:46,715 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 327 states and 984 transitions.
[2023-12-03 05:06:46,715 INFO  L276                IsEmpty]: Start isEmpty. Operand 327 states and 984 transitions.
[2023-12-03 05:06:46,716 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:06:46,716 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:06:46,716 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:06:46,734 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:06:46,993 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:06:52,890 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:06:52,890 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 329 states and 993 transitions.
[2023-12-03 05:06:52,890 INFO  L276                IsEmpty]: Start isEmpty. Operand 329 states and 993 transitions.
[2023-12-03 05:06:52,891 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:06:52,891 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:06:52,891 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:06:52,914 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:06:55,159 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:06:59,829 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:06:59,829 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 330 states and 999 transitions.
[2023-12-03 05:06:59,829 INFO  L276                IsEmpty]: Start isEmpty. Operand 330 states and 999 transitions.
[2023-12-03 05:06:59,830 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:06:59,830 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:06:59,830 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:06:59,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:07:10,314 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:07:48,999 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:07:49,000 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 341 states and 1034 transitions.
[2023-12-03 05:07:49,000 INFO  L276                IsEmpty]: Start isEmpty. Operand 341 states and 1034 transitions.
[2023-12-03 05:07:49,000 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:07:49,000 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:07:49,000 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:07:49,016 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:07:49,284 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:07:52,325 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:07:52,326 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 342 states and 1042 transitions.
[2023-12-03 05:07:52,326 INFO  L276                IsEmpty]: Start isEmpty. Operand 342 states and 1042 transitions.
[2023-12-03 05:07:52,326 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:07:52,326 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:07:52,326 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:07:52,343 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:07:53,811 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:08:04,131 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:08:04,132 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 345 states and 1062 transitions.
[2023-12-03 05:08:04,132 INFO  L276                IsEmpty]: Start isEmpty. Operand 345 states and 1062 transitions.
[2023-12-03 05:08:04,132 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:08:04,132 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:08:04,132 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:08:04,150 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:08:05,629 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-03 05:08:22,241 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:08:22,241 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 350 states and 1070 transitions.
[2023-12-03 05:08:22,241 INFO  L276                IsEmpty]: Start isEmpty. Operand 350 states and 1070 transitions.
[2023-12-03 05:08:22,242 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:08:22,242 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:08:22,242 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:08:22,258 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-03 05:08:22,451 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-03 05:08:31,460 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-03 05:08:31,461 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 353 states and 1087 transitions.
[2023-12-03 05:08:31,461 INFO  L276                IsEmpty]: Start isEmpty. Operand 353 states and 1087 transitions.
[2023-12-03 05:08:31,461 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-12-03 05:08:31,461 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-03 05:08:31,461 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-03 05:08:31,479 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat