./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-inline.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_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/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_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-inline.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/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_4a4f7b39-b605-438f-a0c8-382a79161275/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 2a031cd83911a702ba38b9e8637ad5ead7999efd0a578b82d9c2168fee0ee72e
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-12-02 22:42:34,823 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-02 22:42:34,890 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf
[2023-12-02 22:42:34,894 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-02 22:42:34,895 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-12-02 22:42:34,918 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-02 22:42:34,919 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-02 22:42:34,919 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-02 22:42:34,920 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-02 22:42:34,920 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-02 22:42:34,921 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-02 22:42:34,921 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-12-02 22:42:34,922 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-12-02 22:42:34,922 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-12-02 22:42:34,923 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-02 22:42:34,923 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-12-02 22:42:34,924 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-02 22:42:34,924 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-12-02 22:42:34,925 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-12-02 22:42:34,925 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-12-02 22:42:34,926 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-02 22:42:34,931 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 22:42:34,932 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-02 22:42:34,932 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-02 22:42:34,932 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-12-02 22:42:34,933 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-02 22:42:34,933 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_4a4f7b39-b605-438f-a0c8-382a79161275/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_4a4f7b39-b605-438f-a0c8-382a79161275/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 -> 2a031cd83911a702ba38b9e8637ad5ead7999efd0a578b82d9c2168fee0ee72e
[2023-12-02 22:42:35,130 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-02 22:42:35,149 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-02 22:42:35,152 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-02 22:42:35,153 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-02 22:42:35,153 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-02 22:42:35,154 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-inline.i
[2023-12-02 22:42:37,901 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-02 22:42:38,156 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-02 22:42:38,157 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/sv-benchmarks/c/memsafety-broom/sll-nested-sll-inline.i
[2023-12-02 22:42:38,183 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/data/847dabef2/47398cd1cbff4f439f71bf64d62489bd/FLAG590d4833e
[2023-12-02 22:42:38,196 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/data/847dabef2/47398cd1cbff4f439f71bf64d62489bd
[2023-12-02 22:42:38,199 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-02 22:42:38,201 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-12-02 22:42:38,202 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-02 22:42:38,202 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-02 22:42:38,207 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-02 22:42:38,208 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,209 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@401b04e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38, skipping insertion in model container
[2023-12-02 22:42:38,210 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,282 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-02 22:42:38,535 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 22:42:38,543 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-02 22:42:38,585 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 22:42:38,617 INFO  L206         MainTranslator]: Completed translation
[2023-12-02 22:42:38,617 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38 WrapperNode
[2023-12-02 22:42:38,617 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-02 22:42:38,619 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-02 22:42:38,619 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-02 22:42:38,619 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-02 22:42:38,628 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,643 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,672 INFO  L138                Inliner]: procedures = 119, calls = 33, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 158
[2023-12-02 22:42:38,672 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-02 22:42:38,673 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-02 22:42:38,673 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-02 22:42:38,673 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-02 22:42:38,681 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,682 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,685 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,686 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,695 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,700 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,702 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,704 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,708 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-02 22:42:38,709 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-02 22:42:38,709 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-02 22:42:38,709 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-02 22:42:38,710 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:38" (1/1) ...
[2023-12-02 22:42:38,715 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 22:42:38,727 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/z3
[2023-12-02 22:42:38,740 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-12-02 22:42:38,745 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4f7b39-b605-438f-a0c8-382a79161275/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-12-02 22:42:38,773 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-12-02 22:42:38,773 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-12-02 22:42:38,773 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-12-02 22:42:38,773 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-12-02 22:42:38,774 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-02 22:42:38,774 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-02 22:42:38,884 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-02 22:42:38,886 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-02 22:42:39,187 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-02 22:42:39,250 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-02 22:42:39,250 INFO  L309             CfgBuilder]: Removed 7 assume(true) statements.
[2023-12-02 22:42:39,252 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:39 BoogieIcfgContainer
[2023-12-02 22:42:39,252 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-02 22:42:39,253 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-12-02 22:42:39,253 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-12-02 22:42:39,263 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-12-02 22:42:39,263 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:39" (1/1) ...
[2023-12-02 22:42:39,272 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-02 22:42:39,318 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:39,323 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 96 states and 105 transitions.
[2023-12-02 22:42:39,323 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 105 transitions.
[2023-12-02 22:42:39,325 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-12-02 22:42:39,325 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:39,325 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:39,414 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:39,500 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:39,525 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:39,526 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 95 states and 104 transitions.
[2023-12-02 22:42:39,526 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 104 transitions.
[2023-12-02 22:42:39,526 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-12-02 22:42:39,527 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:39,527 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:39,542 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:39,603 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:39,677 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:39,678 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 94 states and 103 transitions.
[2023-12-02 22:42:39,678 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 103 transitions.
[2023-12-02 22:42:39,678 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-12-02 22:42:39,679 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:39,679 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:39,691 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:39,709 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:39,723 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:39,724 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 93 states and 102 transitions.
[2023-12-02 22:42:39,725 INFO  L276                IsEmpty]: Start isEmpty. Operand 93 states and 102 transitions.
[2023-12-02 22:42:39,725 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-12-02 22:42:39,725 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:39,725 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:39,736 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:39,788 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:39,809 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:39,810 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 92 states and 101 transitions.
[2023-12-02 22:42:39,810 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 101 transitions.
[2023-12-02 22:42:39,811 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-12-02 22:42:39,811 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:39,811 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:39,828 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:39,901 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:39,930 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:39,931 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 91 states and 100 transitions.
[2023-12-02 22:42:39,931 INFO  L276                IsEmpty]: Start isEmpty. Operand 91 states and 100 transitions.
[2023-12-02 22:42:39,931 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-12-02 22:42:39,931 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:39,932 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:39,944 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:40,015 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:40,123 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:40,123 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions.
[2023-12-02 22:42:40,124 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions.
[2023-12-02 22:42:40,124 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-12-02 22:42:40,124 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:40,124 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:40,143 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:40,152 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:40,158 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:40,159 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 90 states and 98 transitions.
[2023-12-02 22:42:40,159 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 98 transitions.
[2023-12-02 22:42:40,159 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 22:42:40,160 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:40,160 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:40,177 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:40,297 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:40,490 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:40,491 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 93 states and 103 transitions.
[2023-12-02 22:42:40,491 INFO  L276                IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions.
[2023-12-02 22:42:40,491 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 22:42:40,491 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:40,491 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:40,506 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:40,661 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:40,985 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:40,985 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 96 states and 108 transitions.
[2023-12-02 22:42:40,986 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions.
[2023-12-02 22:42:40,986 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 22:42:40,986 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:40,986 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:41,001 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:41,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:41,044 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:41,045 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 95 states and 107 transitions.
[2023-12-02 22:42:41,045 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions.
[2023-12-02 22:42:41,045 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-12-02 22:42:41,045 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:41,046 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:41,058 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:41,099 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:41,116 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:41,117 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 94 states and 106 transitions.
[2023-12-02 22:42:41,117 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions.
[2023-12-02 22:42:41,117 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-12-02 22:42:41,117 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:41,118 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:41,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:41,261 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:41,628 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:41,629 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions.
[2023-12-02 22:42:41,629 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions.
[2023-12-02 22:42:41,629 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-12-02 22:42:41,630 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:41,630 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:41,645 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:41,798 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:42,334 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:42,335 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 124 transitions.
[2023-12-02 22:42:42,335 INFO  L276                IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions.
[2023-12-02 22:42:42,337 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-02 22:42:42,337 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:42,338 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:42,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:42,366 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:42,390 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:42,390 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 101 states and 123 transitions.
[2023-12-02 22:42:42,390 INFO  L276                IsEmpty]: Start isEmpty. Operand 101 states and 123 transitions.
[2023-12-02 22:42:42,391 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-12-02 22:42:42,391 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:42,391 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:42,404 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:42,516 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:42,673 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:42,674 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 102 states and 128 transitions.
[2023-12-02 22:42:42,674 INFO  L276                IsEmpty]: Start isEmpty. Operand 102 states and 128 transitions.
[2023-12-02 22:42:42,675 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-02 22:42:42,675 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:42,675 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:42,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:42,710 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:42,726 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:42,726 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 101 states and 126 transitions.
[2023-12-02 22:42:42,726 INFO  L276                IsEmpty]: Start isEmpty. Operand 101 states and 126 transitions.
[2023-12-02 22:42:42,727 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-12-02 22:42:42,727 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:42,727 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:42,740 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:42,825 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:43,050 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:43,051 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 100 states and 125 transitions.
[2023-12-02 22:42:43,051 INFO  L276                IsEmpty]: Start isEmpty. Operand 100 states and 125 transitions.
[2023-12-02 22:42:43,051 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-02 22:42:43,052 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:43,052 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:43,064 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:43,077 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:43,092 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:43,093 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 99 states and 124 transitions.
[2023-12-02 22:42:43,093 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions.
[2023-12-02 22:42:43,094 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-12-02 22:42:43,094 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:43,094 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:43,105 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:43,140 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:43,156 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:43,156 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 98 states and 123 transitions.
[2023-12-02 22:42:43,156 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions.
[2023-12-02 22:42:43,157 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 22:42:43,157 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:43,157 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:43,167 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:43,330 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:44,108 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:44,109 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 106 states and 142 transitions.
[2023-12-02 22:42:44,109 INFO  L276                IsEmpty]: Start isEmpty. Operand 106 states and 142 transitions.
[2023-12-02 22:42:44,110 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 22:42:44,110 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:44,110 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:44,123 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:44,479 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:45,970 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:45,970 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 114 states and 162 transitions.
[2023-12-02 22:42:45,970 INFO  L276                IsEmpty]: Start isEmpty. Operand 114 states and 162 transitions.
[2023-12-02 22:42:45,971 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 22:42:45,971 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:45,971 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:45,984 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:46,096 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:46,606 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:46,607 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 119 states and 172 transitions.
[2023-12-02 22:42:46,607 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions.
[2023-12-02 22:42:46,607 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 22:42:46,608 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:46,608 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:46,624 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:46,781 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:47,393 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:47,394 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 124 states and 182 transitions.
[2023-12-02 22:42:47,394 INFO  L276                IsEmpty]: Start isEmpty. Operand 124 states and 182 transitions.
[2023-12-02 22:42:47,394 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 22:42:47,395 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:47,395 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:47,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:47,554 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:48,195 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:48,195 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 127 states and 186 transitions.
[2023-12-02 22:42:48,195 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 186 transitions.
[2023-12-02 22:42:48,196 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-12-02 22:42:48,196 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:48,196 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:48,207 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:48,465 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:49,189 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:49,190 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 130 states and 188 transitions.
[2023-12-02 22:42:49,190 INFO  L276                IsEmpty]: Start isEmpty. Operand 130 states and 188 transitions.
[2023-12-02 22:42:49,190 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 22:42:49,190 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:49,191 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:49,201 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:49,466 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:51,986 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:51,987 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions.
[2023-12-02 22:42:51,987 INFO  L276                IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions.
[2023-12-02 22:42:51,987 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 22:42:51,988 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:51,988 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:52,000 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:52,038 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:52,054 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:52,055 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 136 states and 206 transitions.
[2023-12-02 22:42:52,055 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 206 transitions.
[2023-12-02 22:42:52,055 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 22:42:52,055 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:52,055 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:52,070 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:52,197 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:52,552 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:52,553 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 135 states and 205 transitions.
[2023-12-02 22:42:52,553 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions.
[2023-12-02 22:42:52,554 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-12-02 22:42:52,554 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:52,554 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:52,566 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:53,175 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:54,461 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:54,461 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 109 states and 150 transitions.
[2023-12-02 22:42:54,461 INFO  L276                IsEmpty]: Start isEmpty. Operand 109 states and 150 transitions.
[2023-12-02 22:42:54,461 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 22:42:54,461 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:54,462 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:54,472 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:54,483 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:54,511 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:54,511 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 111 states and 154 transitions.
[2023-12-02 22:42:54,511 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions.
[2023-12-02 22:42:54,512 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 22:42:54,512 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:54,512 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:54,522 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:54,773 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:54,991 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:54,991 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 113 states and 161 transitions.
[2023-12-02 22:42:54,991 INFO  L276                IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions.
[2023-12-02 22:42:54,991 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 22:42:54,991 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:54,992 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:55,004 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:42:55,635 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:42:59,936 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:42:59,937 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 123 states and 187 transitions.
[2023-12-02 22:42:59,937 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 187 transitions.
[2023-12-02 22:42:59,937 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-12-02 22:42:59,937 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:42:59,938 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:42:59,951 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:00,861 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:06,195 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:06,195 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions.
[2023-12-02 22:43:06,195 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions.
[2023-12-02 22:43:06,196 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-12-02 22:43:06,196 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:06,196 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:06,209 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:06,218 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:06,229 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:06,230 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 133 states and 216 transitions.
[2023-12-02 22:43:06,230 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 216 transitions.
[2023-12-02 22:43:06,231 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:06,231 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:06,231 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:06,243 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:07,511 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:16,190 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:16,191 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 144 states and 247 transitions.
[2023-12-02 22:43:16,191 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 247 transitions.
[2023-12-02 22:43:16,191 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:16,191 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:16,192 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:16,202 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:16,436 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:17,103 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:17,104 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 145 states and 249 transitions.
[2023-12-02 22:43:17,104 INFO  L276                IsEmpty]: Start isEmpty. Operand 145 states and 249 transitions.
[2023-12-02 22:43:17,104 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:17,104 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:17,105 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:17,115 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:17,167 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:43:17,814 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:17,815 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 146 states and 251 transitions.
[2023-12-02 22:43:17,815 INFO  L276                IsEmpty]: Start isEmpty. Operand 146 states and 251 transitions.
[2023-12-02 22:43:17,815 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:17,815 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:17,816 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:17,827 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:19,220 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:28,607 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:28,608 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 157 states and 285 transitions.
[2023-12-02 22:43:28,608 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 285 transitions.
[2023-12-02 22:43:28,609 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:28,609 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:28,609 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:28,620 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:28,821 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:29,744 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:29,745 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 158 states and 287 transitions.
[2023-12-02 22:43:29,745 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 287 transitions.
[2023-12-02 22:43:29,745 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:29,746 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:29,746 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:29,755 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:29,765 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:43:30,631 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:30,632 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 159 states and 287 transitions.
[2023-12-02 22:43:30,632 INFO  L276                IsEmpty]: Start isEmpty. Operand 159 states and 287 transitions.
[2023-12-02 22:43:30,632 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:30,632 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:30,633 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:30,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:30,685 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:31,333 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:31,333 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 162 states and 292 transitions.
[2023-12-02 22:43:31,333 INFO  L276                IsEmpty]: Start isEmpty. Operand 162 states and 292 transitions.
[2023-12-02 22:43:31,334 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:31,334 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:31,334 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:31,347 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:31,964 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:33,215 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:33,215 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 166 states and 298 transitions.
[2023-12-02 22:43:33,216 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 298 transitions.
[2023-12-02 22:43:33,216 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:33,216 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:33,216 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:33,227 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:33,244 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:33,264 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:33,264 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 165 states and 297 transitions.
[2023-12-02 22:43:33,264 INFO  L276                IsEmpty]: Start isEmpty. Operand 165 states and 297 transitions.
[2023-12-02 22:43:33,265 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-12-02 22:43:33,265 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:33,265 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:33,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:33,307 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:33,327 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:33,327 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 164 states and 296 transitions.
[2023-12-02 22:43:33,327 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 296 transitions.
[2023-12-02 22:43:33,328 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:33,328 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:33,328 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:33,338 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:33,736 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:43:38,553 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:38,554 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 170 states and 323 transitions.
[2023-12-02 22:43:38,554 INFO  L276                IsEmpty]: Start isEmpty. Operand 170 states and 323 transitions.
[2023-12-02 22:43:38,554 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:38,554 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:38,555 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:38,564 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:38,963 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:43:44,735 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:44,736 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 177 states and 347 transitions.
[2023-12-02 22:43:44,736 INFO  L276                IsEmpty]: Start isEmpty. Operand 177 states and 347 transitions.
[2023-12-02 22:43:44,736 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:44,736 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:44,736 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:44,745 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:44,770 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:43:45,448 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:45,449 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 178 states and 348 transitions.
[2023-12-02 22:43:45,449 INFO  L276                IsEmpty]: Start isEmpty. Operand 178 states and 348 transitions.
[2023-12-02 22:43:45,449 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:45,449 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:45,450 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:45,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:46,301 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:53,858 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:53,858 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 185 states and 381 transitions.
[2023-12-02 22:43:53,858 INFO  L276                IsEmpty]: Start isEmpty. Operand 185 states and 381 transitions.
[2023-12-02 22:43:53,859 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:53,859 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:53,859 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:53,868 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:53,972 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:54,812 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:54,812 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 186 states and 383 transitions.
[2023-12-02 22:43:54,812 INFO  L276                IsEmpty]: Start isEmpty. Operand 186 states and 383 transitions.
[2023-12-02 22:43:54,813 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:54,813 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:54,813 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:54,822 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:54,852 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:43:55,639 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:55,639 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 187 states and 384 transitions.
[2023-12-02 22:43:55,639 INFO  L276                IsEmpty]: Start isEmpty. Operand 187 states and 384 transitions.
[2023-12-02 22:43:55,640 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:55,640 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:55,640 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:55,651 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:55,682 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:43:56,632 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:56,632 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 188 states and 390 transitions.
[2023-12-02 22:43:56,632 INFO  L276                IsEmpty]: Start isEmpty. Operand 188 states and 390 transitions.
[2023-12-02 22:43:56,633 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:56,633 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:56,633 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:56,642 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:56,728 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:43:57,621 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:43:57,621 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 189 states and 392 transitions.
[2023-12-02 22:43:57,621 INFO  L276                IsEmpty]: Start isEmpty. Operand 189 states and 392 transitions.
[2023-12-02 22:43:57,622 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:43:57,622 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:43:57,622 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:43:57,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:43:58,667 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:02,458 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:02,459 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 193 states and 399 transitions.
[2023-12-02 22:44:02,459 INFO  L276                IsEmpty]: Start isEmpty. Operand 193 states and 399 transitions.
[2023-12-02 22:44:02,459 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:44:02,460 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:02,460 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:02,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:03,731 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:08,868 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:08,868 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 197 states and 406 transitions.
[2023-12-02 22:44:08,868 INFO  L276                IsEmpty]: Start isEmpty. Operand 197 states and 406 transitions.
[2023-12-02 22:44:08,869 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:44:08,869 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:08,869 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:08,879 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:08,921 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:10,091 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:10,092 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 201 states and 417 transitions.
[2023-12-02 22:44:10,092 INFO  L276                IsEmpty]: Start isEmpty. Operand 201 states and 417 transitions.
[2023-12-02 22:44:10,092 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:44:10,092 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:10,092 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:10,103 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:10,512 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:12,031 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:12,031 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 205 states and 428 transitions.
[2023-12-02 22:44:12,032 INFO  L276                IsEmpty]: Start isEmpty. Operand 205 states and 428 transitions.
[2023-12-02 22:44:12,032 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:44:12,032 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:12,032 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:12,040 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:12,063 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:44:15,700 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:15,701 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 202 states and 416 transitions.
[2023-12-02 22:44:15,701 INFO  L276                IsEmpty]: Start isEmpty. Operand 202 states and 416 transitions.
[2023-12-02 22:44:15,701 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-02 22:44:15,701 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:15,702 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:15,712 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:15,797 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:44:19,891 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:19,892 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 199 states and 405 transitions.
[2023-12-02 22:44:19,892 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 405 transitions.
[2023-12-02 22:44:19,892 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:19,892 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:19,892 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:19,902 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:19,909 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:44:19,925 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:19,925 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 198 states and 404 transitions.
[2023-12-02 22:44:19,926 INFO  L276                IsEmpty]: Start isEmpty. Operand 198 states and 404 transitions.
[2023-12-02 22:44:19,926 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:19,926 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:19,926 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:19,937 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:21,417 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:24,015 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:24,015 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 199 states and 405 transitions.
[2023-12-02 22:44:24,015 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 405 transitions.
[2023-12-02 22:44:24,016 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:24,016 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:24,016 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:24,024 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:25,548 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:27,049 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:27,050 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 200 states and 406 transitions.
[2023-12-02 22:44:27,050 INFO  L276                IsEmpty]: Start isEmpty. Operand 200 states and 406 transitions.
[2023-12-02 22:44:27,050 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:27,050 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:27,051 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:27,060 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:29,626 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:47,241 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:47,242 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 210 states and 431 transitions.
[2023-12-02 22:44:47,242 INFO  L276                IsEmpty]: Start isEmpty. Operand 210 states and 431 transitions.
[2023-12-02 22:44:47,242 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:47,242 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:47,242 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:47,252 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:47,387 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:44:50,013 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:50,013 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 212 states and 435 transitions.
[2023-12-02 22:44:50,013 INFO  L276                IsEmpty]: Start isEmpty. Operand 212 states and 435 transitions.
[2023-12-02 22:44:50,013 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:50,014 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:50,014 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:50,025 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:50,034 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:51,017 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:51,017 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 213 states and 437 transitions.
[2023-12-02 22:44:51,017 INFO  L276                IsEmpty]: Start isEmpty. Operand 213 states and 437 transitions.
[2023-12-02 22:44:51,018 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:51,018 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:51,018 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:51,030 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:51,429 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:53,855 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:53,855 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 214 states and 438 transitions.
[2023-12-02 22:44:53,855 INFO  L276                IsEmpty]: Start isEmpty. Operand 214 states and 438 transitions.
[2023-12-02 22:44:53,856 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:53,856 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:53,856 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:53,868 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:53,877 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:53,909 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:53,909 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 213 states and 437 transitions.
[2023-12-02 22:44:53,909 INFO  L276                IsEmpty]: Start isEmpty. Operand 213 states and 437 transitions.
[2023-12-02 22:44:53,910 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:53,910 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:53,910 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:53,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:53,953 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:44:53,983 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:53,983 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 214 states and 444 transitions.
[2023-12-02 22:44:53,983 INFO  L276                IsEmpty]: Start isEmpty. Operand 214 states and 444 transitions.
[2023-12-02 22:44:53,984 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-02 22:44:53,984 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:53,984 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:53,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:54,017 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:44:58,181 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:44:58,181 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 211 states and 439 transitions.
[2023-12-02 22:44:58,181 INFO  L276                IsEmpty]: Start isEmpty. Operand 211 states and 439 transitions.
[2023-12-02 22:44:58,182 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-02 22:44:58,182 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:44:58,182 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:44:58,189 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:44:58,213 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:45:02,363 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:45:02,364 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 214 states and 443 transitions.
[2023-12-02 22:45:02,364 INFO  L276                IsEmpty]: Start isEmpty. Operand 214 states and 443 transitions.
[2023-12-02 22:45:02,364 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-02 22:45:02,364 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:45:02,364 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:45:02,374 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:45:02,398 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:45:03,797 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:45:03,798 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 215 states and 449 transitions.
[2023-12-02 22:45:03,798 INFO  L276                IsEmpty]: Start isEmpty. Operand 215 states and 449 transitions.
[2023-12-02 22:45:03,798 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-02 22:45:03,798 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:45:03,799 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:45:03,809 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:45:03,896 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-02 22:45:06,679 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:45:06,679 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 217 states and 453 transitions.
[2023-12-02 22:45:06,679 INFO  L276                IsEmpty]: Start isEmpty. Operand 217 states and 453 transitions.
[2023-12-02 22:45:06,680 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-02 22:45:06,680 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:45:06,680 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:45:06,694 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:45:09,571 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:45:32,242 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:45:32,242 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 232 states and 512 transitions.
[2023-12-02 22:45:32,242 INFO  L276                IsEmpty]: Start isEmpty. Operand 232 states and 512 transitions.
[2023-12-02 22:45:32,243 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:45:32,243 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:45:32,243 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:45:32,259 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:45:33,156 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:45:37,879 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:45:37,879 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 238 states and 524 transitions.
[2023-12-02 22:45:37,879 INFO  L276                IsEmpty]: Start isEmpty. Operand 238 states and 524 transitions.
[2023-12-02 22:45:37,880 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:45:37,880 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:45:37,880 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:45:37,896 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:45:38,005 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:45:40,951 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:45:40,951 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 241 states and 527 transitions.
[2023-12-02 22:45:40,951 INFO  L276                IsEmpty]: Start isEmpty. Operand 241 states and 527 transitions.
[2023-12-02 22:45:40,952 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:45:40,952 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:45:40,952 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:45:40,970 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:45:46,108 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:46:16,472 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:46:16,473 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 254 states and 567 transitions.
[2023-12-02 22:46:16,473 INFO  L276                IsEmpty]: Start isEmpty. Operand 254 states and 567 transitions.
[2023-12-02 22:46:16,473 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:46:16,473 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:46:16,473 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:46:16,484 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:46:16,492 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-02 22:46:18,069 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:46:18,070 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 255 states and 567 transitions.
[2023-12-02 22:46:18,070 INFO  L276                IsEmpty]: Start isEmpty. Operand 255 states and 567 transitions.
[2023-12-02 22:46:18,071 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:46:18,071 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:46:18,071 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:46:18,085 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:46:22,291 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:46:33,042 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:46:33,043 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 258 states and 571 transitions.
[2023-12-02 22:46:33,043 INFO  L276                IsEmpty]: Start isEmpty. Operand 258 states and 571 transitions.
[2023-12-02 22:46:33,043 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:46:33,043 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:46:33,044 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:46:33,057 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:46:33,371 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:46:48,158 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:46:48,159 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 267 states and 600 transitions.
[2023-12-02 22:46:48,159 INFO  L276                IsEmpty]: Start isEmpty. Operand 267 states and 600 transitions.
[2023-12-02 22:46:48,159 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:46:48,159 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:46:48,159 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:46:48,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:46:51,378 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:47:12,869 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:47:12,870 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 277 states and 633 transitions.
[2023-12-02 22:47:12,870 INFO  L276                IsEmpty]: Start isEmpty. Operand 277 states and 633 transitions.
[2023-12-02 22:47:12,871 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:47:12,871 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:47:12,871 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:47:12,883 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:47:12,938 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-02 22:47:14,703 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:47:14,703 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 278 states and 635 transitions.
[2023-12-02 22:47:14,703 INFO  L276                IsEmpty]: Start isEmpty. Operand 278 states and 635 transitions.
[2023-12-02 22:47:14,704 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:47:14,704 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:47:14,704 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:47:14,717 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:47:22,265 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:47:59,883 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:47:59,884 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 292 states and 683 transitions.
[2023-12-02 22:47:59,884 INFO  L276                IsEmpty]: Start isEmpty. Operand 292 states and 683 transitions.
[2023-12-02 22:47:59,884 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:47:59,884 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:47:59,885 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:47:59,901 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:48:00,097 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:48:21,142 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:48:21,143 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 302 states and 716 transitions.
[2023-12-02 22:48:21,143 INFO  L276                IsEmpty]: Start isEmpty. Operand 302 states and 716 transitions.
[2023-12-02 22:48:21,143 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-02 22:48:21,143 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:48:21,144 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:48:21,154 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:48:21,162 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-02 22:48:23,247 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:48:23,247 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 303 states and 716 transitions.
[2023-12-02 22:48:23,247 INFO  L276                IsEmpty]: Start isEmpty. Operand 303 states and 716 transitions.
[2023-12-02 22:48:23,248 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:48:23,248 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:48:23,248 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:48:23,259 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:48:24,802 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:48:48,374 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:48:48,375 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 319 states and 761 transitions.
[2023-12-02 22:48:48,375 INFO  L276                IsEmpty]: Start isEmpty. Operand 319 states and 761 transitions.
[2023-12-02 22:48:48,375 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:48:48,375 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:48:48,375 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:48:48,386 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:48:50,134 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:49:09,117 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:49:09,118 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 331 states and 800 transitions.
[2023-12-02 22:49:09,118 INFO  L276                IsEmpty]: Start isEmpty. Operand 331 states and 800 transitions.
[2023-12-02 22:49:09,118 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:49:09,118 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:49:09,118 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:49:09,127 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:49:09,151 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:49:11,101 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:49:11,102 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 332 states and 802 transitions.
[2023-12-02 22:49:11,102 INFO  L276                IsEmpty]: Start isEmpty. Operand 332 states and 802 transitions.
[2023-12-02 22:49:11,102 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:49:11,102 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:49:11,102 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:49:11,112 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:49:13,752 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:49:38,784 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:49:38,784 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 344 states and 841 transitions.
[2023-12-02 22:49:38,784 INFO  L276                IsEmpty]: Start isEmpty. Operand 344 states and 841 transitions.
[2023-12-02 22:49:38,785 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:49:38,785 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:49:38,785 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:49:38,795 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:49:38,819 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:49:40,947 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:49:40,947 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 345 states and 843 transitions.
[2023-12-02 22:49:40,947 INFO  L276                IsEmpty]: Start isEmpty. Operand 345 states and 843 transitions.
[2023-12-02 22:49:40,948 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:49:40,948 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:49:40,948 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:49:40,958 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:49:43,780 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:50:00,253 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:50:00,254 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 352 states and 868 transitions.
[2023-12-02 22:50:00,254 INFO  L276                IsEmpty]: Start isEmpty. Operand 352 states and 868 transitions.
[2023-12-02 22:50:00,254 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:50:00,254 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:50:00,254 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:50:00,266 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:50:00,352 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:50:02,518 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:50:02,519 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 353 states and 870 transitions.
[2023-12-02 22:50:02,519 INFO  L276                IsEmpty]: Start isEmpty. Operand 353 states and 870 transitions.
[2023-12-02 22:50:02,519 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:50:02,519 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:50:02,520 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:50:02,531 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:50:04,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:50:14,867 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:50:14,867 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 356 states and 888 transitions.
[2023-12-02 22:50:14,867 INFO  L276                IsEmpty]: Start isEmpty. Operand 356 states and 888 transitions.
[2023-12-02 22:50:14,868 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:50:14,868 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:50:14,868 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:50:14,877 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:50:15,005 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:50:17,534 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:50:17,535 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 357 states and 892 transitions.
[2023-12-02 22:50:17,535 INFO  L276                IsEmpty]: Start isEmpty. Operand 357 states and 892 transitions.
[2023-12-02 22:50:17,535 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:50:17,535 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:50:17,536 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:50:17,550 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:50:19,010 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:50:28,004 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:50:28,005 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 359 states and 896 transitions.
[2023-12-02 22:50:28,005 INFO  L276                IsEmpty]: Start isEmpty. Operand 359 states and 896 transitions.
[2023-12-02 22:50:28,005 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:50:28,005 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:50:28,006 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:50:28,021 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:50:31,259 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:50:47,588 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:50:47,589 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 367 states and 916 transitions.
[2023-12-02 22:50:47,589 INFO  L276                IsEmpty]: Start isEmpty. Operand 367 states and 916 transitions.
[2023-12-02 22:50:47,590 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:50:47,590 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:50:47,590 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:50:47,605 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:50:56,989 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:51:48,714 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:51:48,714 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 384 states and 969 transitions.
[2023-12-02 22:51:48,714 INFO  L276                IsEmpty]: Start isEmpty. Operand 384 states and 969 transitions.
[2023-12-02 22:51:48,715 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:51:48,715 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:51:48,715 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:51:48,731 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:51:48,861 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:51:51,558 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:51:51,559 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 386 states and 976 transitions.
[2023-12-02 22:51:51,559 INFO  L276                IsEmpty]: Start isEmpty. Operand 386 states and 976 transitions.
[2023-12-02 22:51:51,560 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:51:51,560 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:51:51,560 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:51:51,572 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:51:53,020 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:52:03,641 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:52:03,642 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 388 states and 980 transitions.
[2023-12-02 22:52:03,642 INFO  L276                IsEmpty]: Start isEmpty. Operand 388 states and 980 transitions.
[2023-12-02 22:52:03,643 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:52:03,643 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:52:03,643 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:52:03,656 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:52:03,684 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-02 22:52:13,445 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:52:13,446 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 391 states and 989 transitions.
[2023-12-02 22:52:13,446 INFO  L276                IsEmpty]: Start isEmpty. Operand 391 states and 989 transitions.
[2023-12-02 22:52:13,446 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:52:13,446 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:52:13,446 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:52:13,457 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:52:14,932 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:52:56,048 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:52:56,048 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 403 states and 1034 transitions.
[2023-12-02 22:52:56,048 INFO  L276                IsEmpty]: Start isEmpty. Operand 403 states and 1034 transitions.
[2023-12-02 22:52:56,049 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:52:56,049 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:52:56,049 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:52:56,062 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:52:56,089 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-02 22:53:06,604 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:53:06,604 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 406 states and 1043 transitions.
[2023-12-02 22:53:06,604 INFO  L276                IsEmpty]: Start isEmpty. Operand 406 states and 1043 transitions.
[2023-12-02 22:53:06,605 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:53:06,605 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:53:06,605 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:53:06,617 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:53:06,644 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-12-02 22:53:12,027 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:53:12,027 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 408 states and 1050 transitions.
[2023-12-02 22:53:12,027 INFO  L276                IsEmpty]: Start isEmpty. Operand 408 states and 1050 transitions.
[2023-12-02 22:53:12,028 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-02 22:53:12,028 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:53:12,028 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:53:12,039 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:53:12,103 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:53:38,570 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:53:38,571 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 417 states and 1075 transitions.
[2023-12-02 22:53:38,571 INFO  L276                IsEmpty]: Start isEmpty. Operand 417 states and 1075 transitions.
[2023-12-02 22:53:38,571 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:53:38,571 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:53:38,572 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:53:38,583 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:53:41,875 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:54:38,697 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:54:38,697 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 436 states and 1131 transitions.
[2023-12-02 22:54:38,697 INFO  L276                IsEmpty]: Start isEmpty. Operand 436 states and 1131 transitions.
[2023-12-02 22:54:38,698 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:54:38,698 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:54:38,698 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:54:38,710 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:54:42,885 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:54:47,079 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:54:47,080 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 437 states and 1131 transitions.
[2023-12-02 22:54:47,080 INFO  L276                IsEmpty]: Start isEmpty. Operand 437 states and 1131 transitions.
[2023-12-02 22:54:47,080 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:54:47,080 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:54:47,080 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:54:47,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:54:47,118 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:54:49,978 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:54:49,979 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 438 states and 1134 transitions.
[2023-12-02 22:54:49,979 INFO  L276                IsEmpty]: Start isEmpty. Operand 438 states and 1134 transitions.
[2023-12-02 22:54:49,979 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:54:49,979 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:54:49,980 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:54:49,989 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:54:50,019 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:54:53,870 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:54:53,871 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 439 states and 1137 transitions.
[2023-12-02 22:54:53,871 INFO  L276                IsEmpty]: Start isEmpty. Operand 439 states and 1137 transitions.
[2023-12-02 22:54:53,871 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:54:53,871 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:54:53,871 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:54:53,886 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:54:55,850 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:55:27,327 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:55:27,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 450 states and 1195 transitions.
[2023-12-02 22:55:27,328 INFO  L276                IsEmpty]: Start isEmpty. Operand 450 states and 1195 transitions.
[2023-12-02 22:55:27,328 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:55:27,329 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:55:27,329 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:55:27,349 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:55:32,389 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-02 22:56:05,709 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:56:05,710 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 459 states and 1215 transitions.
[2023-12-02 22:56:05,710 INFO  L276                IsEmpty]: Start isEmpty. Operand 459 states and 1215 transitions.
[2023-12-02 22:56:05,711 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:56:05,711 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:56:05,711 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:56:05,726 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-02 22:56:13,347 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-02 22:56:29,006 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-12-02 22:56:29,007 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 460 states and 1233 transitions.
[2023-12-02 22:56:29,007 INFO  L276                IsEmpty]: Start isEmpty. Operand 460 states and 1233 transitions.
[2023-12-02 22:56:29,007 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-12-02 22:56:29,007 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-12-02 22:56:29,007 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-02 22:56:29,019 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat