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


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 9bd2c7ff
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_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext/tree_of_cslls.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e174a1790a7df4dcba920aa7097618d66c8703aa13de1aa6af1a2c5f7cb0971c
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 04:01:20,135 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 04:01:20,203 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-11-19 04:01:20,208 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 04:01:20,209 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 04:01:20,232 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 04:01:20,234 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 04:01:20,234 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 04:01:20,235 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 04:01:20,236 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-19 04:01:20,236 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 04:01:20,237 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-19 04:01:20,238 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 04:01:20,238 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-19 04:01:20,239 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-19 04:01:20,240 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-19 04:01:20,241 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 04:01:20,241 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-19 04:01:20,242 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-19 04:01:20,243 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 04:01:20,243 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 04:01:20,244 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-19 04:01:20,245 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-19 04:01:20,245 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 04:01:20,246 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 04:01:20,246 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 04:01:20,247 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 04:01:20,248 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-19 04:01:20,248 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 04:01:20,249 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_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/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_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e174a1790a7df4dcba920aa7097618d66c8703aa13de1aa6af1a2c5f7cb0971c
[2023-11-19 04:01:20,537 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 04:01:20,566 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 04:01:20,569 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 04:01:20,571 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 04:01:20,572 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 04:01:20,573 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-ext/tree_of_cslls.i
[2023-11-19 04:01:23,648 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 04:01:23,998 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 04:01:23,999 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/sv-benchmarks/c/memsafety-ext/tree_of_cslls.i
[2023-11-19 04:01:24,020 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/data/e8b3d6e8f/dfa7ee71b7a74c1b9257901097ceebe8/FLAG7c6141bb3
[2023-11-19 04:01:24,038 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/data/e8b3d6e8f/dfa7ee71b7a74c1b9257901097ceebe8
[2023-11-19 04:01:24,044 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 04:01:24,046 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 04:01:24,051 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 04:01:24,051 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 04:01:24,056 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 04:01:24,059 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,061 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c00ac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24, skipping insertion in model container
[2023-11-19 04:01:24,061 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,125 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 04:01:24,483 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 04:01:24,494 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 04:01:24,558 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 04:01:24,588 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 04:01:24,589 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24 WrapperNode
[2023-11-19 04:01:24,589 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 04:01:24,590 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 04:01:24,591 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 04:01:24,591 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 04:01:24,598 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,624 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,663 INFO  L138                Inliner]: procedures = 123, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 223
[2023-11-19 04:01:24,664 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 04:01:24,665 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 04:01:24,665 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 04:01:24,665 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 04:01:24,675 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,675 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,683 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,684 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,705 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,723 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,725 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,727 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,738 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 04:01:24,739 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 04:01:24,740 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 04:01:24,740 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 04:01:24,741 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:24" (1/1) ...
[2023-11-19 04:01:24,756 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 04:01:24,773 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 04:01:24,785 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 04:01:24,808 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_769b578f-e68c-4404-a610-72c83458b7d5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 04:01:24,828 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-19 04:01:24,829 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 04:01:24,829 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-19 04:01:24,829 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-19 04:01:24,829 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 04:01:24,830 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 04:01:24,830 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 04:01:24,830 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 04:01:24,987 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 04:01:24,989 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 04:01:25,731 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 04:01:25,831 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 04:01:25,831 INFO  L302             CfgBuilder]: Removed 7 assume(true) statements.
[2023-11-19 04:01:25,837 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:25 BoogieIcfgContainer
[2023-11-19 04:01:25,838 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 04:01:25,839 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 04:01:25,839 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-19 04:01:25,850 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-19 04:01:25,850 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:25" (1/1) ...
[2023-11-19 04:01:25,860 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 04:01:25,913 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:25,923 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 184 states and 204 transitions.
[2023-11-19 04:01:25,924 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 204 transitions.
[2023-11-19 04:01:25,926 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-19 04:01:25,926 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:25,927 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:26,024 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:26,127 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:26,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:26,174 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 183 states and 203 transitions.
[2023-11-19 04:01:26,174 INFO  L276                IsEmpty]: Start isEmpty. Operand 183 states and 203 transitions.
[2023-11-19 04:01:26,174 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-19 04:01:26,174 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:26,175 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:26,190 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:26,267 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:26,382 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:26,384 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 182 states and 202 transitions.
[2023-11-19 04:01:26,384 INFO  L276                IsEmpty]: Start isEmpty. Operand 182 states and 202 transitions.
[2023-11-19 04:01:26,385 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 04:01:26,385 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:26,385 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:26,399 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:26,420 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:26,436 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:26,438 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 181 states and 201 transitions.
[2023-11-19 04:01:26,438 INFO  L276                IsEmpty]: Start isEmpty. Operand 181 states and 201 transitions.
[2023-11-19 04:01:26,438 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 04:01:26,439 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:26,439 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:26,454 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:26,582 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:26,682 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:26,683 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 180 states and 200 transitions.
[2023-11-19 04:01:26,684 INFO  L276                IsEmpty]: Start isEmpty. Operand 180 states and 200 transitions.
[2023-11-19 04:01:26,684 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 04:01:26,684 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:26,685 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:26,705 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:26,772 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:26,790 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:26,791 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 179 states and 199 transitions.
[2023-11-19 04:01:26,791 INFO  L276                IsEmpty]: Start isEmpty. Operand 179 states and 199 transitions.
[2023-11-19 04:01:26,791 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 04:01:26,792 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:26,792 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:26,809 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:26,944 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:26,965 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:26,966 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 178 states and 198 transitions.
[2023-11-19 04:01:26,966 INFO  L276                IsEmpty]: Start isEmpty. Operand 178 states and 198 transitions.
[2023-11-19 04:01:26,966 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-19 04:01:26,966 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:26,967 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:26,981 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:27,026 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:27,059 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:27,060 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 177 states and 197 transitions.
[2023-11-19 04:01:27,060 INFO  L276                IsEmpty]: Start isEmpty. Operand 177 states and 197 transitions.
[2023-11-19 04:01:27,061 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-19 04:01:27,061 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:27,061 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:27,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:27,092 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:27,133 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:27,133 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 176 states and 196 transitions.
[2023-11-19 04:01:27,134 INFO  L276                IsEmpty]: Start isEmpty. Operand 176 states and 196 transitions.
[2023-11-19 04:01:27,134 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-19 04:01:27,134 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:27,135 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:27,148 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:27,166 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:27,183 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:27,184 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 175 states and 195 transitions.
[2023-11-19 04:01:27,184 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 195 transitions.
[2023-11-19 04:01:27,184 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-19 04:01:27,185 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:27,185 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:27,199 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:27,230 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:27,249 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:27,249 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 174 states and 194 transitions.
[2023-11-19 04:01:27,250 INFO  L276                IsEmpty]: Start isEmpty. Operand 174 states and 194 transitions.
[2023-11-19 04:01:27,250 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 04:01:27,250 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:27,251 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:27,265 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:27,477 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:27,996 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:27,997 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 173 states and 193 transitions.
[2023-11-19 04:01:27,997 INFO  L276                IsEmpty]: Start isEmpty. Operand 173 states and 193 transitions.
[2023-11-19 04:01:27,997 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 04:01:27,997 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:27,998 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:28,012 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:28,278 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:29,314 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:29,315 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 172 states and 192 transitions.
[2023-11-19 04:01:29,315 INFO  L276                IsEmpty]: Start isEmpty. Operand 172 states and 192 transitions.
[2023-11-19 04:01:29,317 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-19 04:01:29,318 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:29,318 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:29,349 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:29,425 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:29,622 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:29,623 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 175 states and 197 transitions.
[2023-11-19 04:01:29,624 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 197 transitions.
[2023-11-19 04:01:29,625 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-19 04:01:29,625 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:29,625 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:29,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:29,742 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:29,928 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:29,930 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 178 states and 202 transitions.
[2023-11-19 04:01:29,930 INFO  L276                IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions.
[2023-11-19 04:01:29,932 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 04:01:29,933 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:29,933 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:29,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:30,409 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:31,071 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:31,072 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 182 states and 210 transitions.
[2023-11-19 04:01:31,072 INFO  L276                IsEmpty]: Start isEmpty. Operand 182 states and 210 transitions.
[2023-11-19 04:01:31,073 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 04:01:31,073 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:31,073 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:31,096 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:31,853 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:33,321 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:33,321 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 186 states and 218 transitions.
[2023-11-19 04:01:33,322 INFO  L276                IsEmpty]: Start isEmpty. Operand 186 states and 218 transitions.
[2023-11-19 04:01:33,322 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 04:01:33,322 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:33,322 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:33,348 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:33,433 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:34,141 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:34,142 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 188 states and 222 transitions.
[2023-11-19 04:01:34,142 INFO  L276                IsEmpty]: Start isEmpty. Operand 188 states and 222 transitions.
[2023-11-19 04:01:34,143 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 04:01:34,143 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:34,143 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:34,165 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:34,296 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:35,440 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:35,441 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 190 states and 226 transitions.
[2023-11-19 04:01:35,441 INFO  L276                IsEmpty]: Start isEmpty. Operand 190 states and 226 transitions.
[2023-11-19 04:01:35,442 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 04:01:35,442 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:35,442 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:35,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:35,464 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:35,474 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:35,475 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 190 states and 225 transitions.
[2023-11-19 04:01:35,475 INFO  L276                IsEmpty]: Start isEmpty. Operand 190 states and 225 transitions.
[2023-11-19 04:01:35,476 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 04:01:35,476 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:35,476 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:35,492 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:35,507 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:36,123 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:36,124 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 192 states and 229 transitions.
[2023-11-19 04:01:36,124 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 229 transitions.
[2023-11-19 04:01:36,124 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 04:01:36,125 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:36,125 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:36,141 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:36,171 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:36,922 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:36,923 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 195 states and 234 transitions.
[2023-11-19 04:01:36,923 INFO  L276                IsEmpty]: Start isEmpty. Operand 195 states and 234 transitions.
[2023-11-19 04:01:36,924 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 04:01:36,924 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:36,924 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:36,940 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:37,084 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:37,196 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:37,197 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 199 states and 242 transitions.
[2023-11-19 04:01:37,197 INFO  L276                IsEmpty]: Start isEmpty. Operand 199 states and 242 transitions.
[2023-11-19 04:01:37,197 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-19 04:01:37,198 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:37,198 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:37,226 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:37,396 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:37,870 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:37,870 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 203 states and 251 transitions.
[2023-11-19 04:01:37,870 INFO  L276                IsEmpty]: Start isEmpty. Operand 203 states and 251 transitions.
[2023-11-19 04:01:37,871 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 04:01:37,871 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:37,871 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:37,891 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:38,409 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:39,805 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:39,806 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 206 states and 257 transitions.
[2023-11-19 04:01:39,806 INFO  L276                IsEmpty]: Start isEmpty. Operand 206 states and 257 transitions.
[2023-11-19 04:01:39,807 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 04:01:39,807 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:39,807 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:39,830 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:40,538 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:43,176 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:43,176 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 209 states and 262 transitions.
[2023-11-19 04:01:43,177 INFO  L276                IsEmpty]: Start isEmpty. Operand 209 states and 262 transitions.
[2023-11-19 04:01:43,177 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 04:01:43,177 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:43,177 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:43,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:43,327 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:46,236 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:46,237 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 215 states and 278 transitions.
[2023-11-19 04:01:46,237 INFO  L276                IsEmpty]: Start isEmpty. Operand 215 states and 278 transitions.
[2023-11-19 04:01:46,238 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 04:01:46,238 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:46,238 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:46,251 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:46,302 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:46,670 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:46,671 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 217 states and 283 transitions.
[2023-11-19 04:01:46,671 INFO  L276                IsEmpty]: Start isEmpty. Operand 217 states and 283 transitions.
[2023-11-19 04:01:46,673 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 04:01:46,673 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:46,674 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:46,693 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:46,742 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:46,973 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:46,974 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 219 states and 289 transitions.
[2023-11-19 04:01:46,975 INFO  L276                IsEmpty]: Start isEmpty. Operand 219 states and 289 transitions.
[2023-11-19 04:01:46,975 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 04:01:46,975 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:46,976 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:47,002 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:47,015 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:47,033 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:47,034 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 218 states and 288 transitions.
[2023-11-19 04:01:47,034 INFO  L276                IsEmpty]: Start isEmpty. Operand 218 states and 288 transitions.
[2023-11-19 04:01:47,034 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 04:01:47,035 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:47,035 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:47,048 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:47,407 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:47,675 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:47,676 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 220 states and 291 transitions.
[2023-11-19 04:01:47,676 INFO  L276                IsEmpty]: Start isEmpty. Operand 220 states and 291 transitions.
[2023-11-19 04:01:47,677 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 04:01:47,677 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:47,677 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:47,691 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:47,706 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:47,723 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:47,724 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 219 states and 290 transitions.
[2023-11-19 04:01:47,724 INFO  L276                IsEmpty]: Start isEmpty. Operand 219 states and 290 transitions.
[2023-11-19 04:01:47,725 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 04:01:47,725 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:47,725 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:47,742 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:47,789 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:47,818 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:47,819 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 221 states and 293 transitions.
[2023-11-19 04:01:47,819 INFO  L276                IsEmpty]: Start isEmpty. Operand 221 states and 293 transitions.
[2023-11-19 04:01:47,820 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 04:01:47,820 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:47,820 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:47,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:47,960 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:48,463 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:48,464 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 222 states and 293 transitions.
[2023-11-19 04:01:48,464 INFO  L276                IsEmpty]: Start isEmpty. Operand 222 states and 293 transitions.
[2023-11-19 04:01:48,465 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 04:01:48,465 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:48,466 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:48,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:48,494 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:48,524 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:48,527 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 221 states and 292 transitions.
[2023-11-19 04:01:48,529 INFO  L276                IsEmpty]: Start isEmpty. Operand 221 states and 292 transitions.
[2023-11-19 04:01:48,531 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 04:01:48,531 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:48,532 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:48,547 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:48,730 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:49,338 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:49,339 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 223 states and 296 transitions.
[2023-11-19 04:01:49,339 INFO  L276                IsEmpty]: Start isEmpty. Operand 223 states and 296 transitions.
[2023-11-19 04:01:49,340 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 04:01:49,340 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:49,340 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:49,366 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:49,383 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:49,402 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:49,403 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 222 states and 295 transitions.
[2023-11-19 04:01:49,403 INFO  L276                IsEmpty]: Start isEmpty. Operand 222 states and 295 transitions.
[2023-11-19 04:01:49,404 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 04:01:49,404 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:49,404 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:49,418 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:49,450 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:49,473 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:49,474 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 225 states and 300 transitions.
[2023-11-19 04:01:49,474 INFO  L276                IsEmpty]: Start isEmpty. Operand 225 states and 300 transitions.
[2023-11-19 04:01:49,475 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 04:01:49,475 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:49,475 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:49,488 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:49,632 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:50,356 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:50,357 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 226 states and 302 transitions.
[2023-11-19 04:01:50,357 INFO  L276                IsEmpty]: Start isEmpty. Operand 226 states and 302 transitions.
[2023-11-19 04:01:50,357 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 04:01:50,357 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:50,358 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:50,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:52,489 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:01:58,173 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:01:58,174 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 233 states and 318 transitions.
[2023-11-19 04:01:58,175 INFO  L276                IsEmpty]: Start isEmpty. Operand 233 states and 318 transitions.
[2023-11-19 04:01:58,175 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 04:01:58,175 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:01:58,175 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:01:58,222 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:01:59,827 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:01,891 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:01,896 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 233 states and 317 transitions.
[2023-11-19 04:02:01,896 INFO  L276                IsEmpty]: Start isEmpty. Operand 233 states and 317 transitions.
[2023-11-19 04:02:01,897 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 04:02:01,897 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:01,897 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:01,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:02,094 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:02,811 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:02,811 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 234 states and 319 transitions.
[2023-11-19 04:02:02,812 INFO  L276                IsEmpty]: Start isEmpty. Operand 234 states and 319 transitions.
[2023-11-19 04:02:02,812 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 04:02:02,812 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:02,812 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:02,830 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:02,845 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:02,868 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:02,869 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 233 states and 318 transitions.
[2023-11-19 04:02:02,869 INFO  L276                IsEmpty]: Start isEmpty. Operand 233 states and 318 transitions.
[2023-11-19 04:02:02,869 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 04:02:02,869 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:02,869 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:02,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:02,902 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:02,926 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:02,927 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 235 states and 320 transitions.
[2023-11-19 04:02:02,927 INFO  L276                IsEmpty]: Start isEmpty. Operand 235 states and 320 transitions.
[2023-11-19 04:02:02,928 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 04:02:02,928 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:02,928 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:02,941 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:02,955 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:02,976 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:02,977 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 234 states and 319 transitions.
[2023-11-19 04:02:02,977 INFO  L276                IsEmpty]: Start isEmpty. Operand 234 states and 319 transitions.
[2023-11-19 04:02:02,977 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 04:02:02,978 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:02,978 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:02,990 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:03,342 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:05,268 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:05,269 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 235 states and 322 transitions.
[2023-11-19 04:02:05,269 INFO  L276                IsEmpty]: Start isEmpty. Operand 235 states and 322 transitions.
[2023-11-19 04:02:05,270 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:02:05,270 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:05,270 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:05,288 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:05,304 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:05,327 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:05,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 234 states and 321 transitions.
[2023-11-19 04:02:05,328 INFO  L276                IsEmpty]: Start isEmpty. Operand 234 states and 321 transitions.
[2023-11-19 04:02:05,328 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:02:05,328 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:05,329 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:05,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:05,363 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:05,388 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:05,388 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 233 states and 320 transitions.
[2023-11-19 04:02:05,389 INFO  L276                IsEmpty]: Start isEmpty. Operand 233 states and 320 transitions.
[2023-11-19 04:02:05,389 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:02:05,389 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:05,389 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:05,402 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:05,416 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:05,437 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:05,438 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 232 states and 319 transitions.
[2023-11-19 04:02:05,438 INFO  L276                IsEmpty]: Start isEmpty. Operand 232 states and 319 transitions.
[2023-11-19 04:02:05,438 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:02:05,438 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:05,439 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:05,451 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:06,082 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:09,374 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:09,379 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 235 states and 324 transitions.
[2023-11-19 04:02:09,379 INFO  L276                IsEmpty]: Start isEmpty. Operand 235 states and 324 transitions.
[2023-11-19 04:02:09,379 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:02:09,379 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:09,380 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:09,400 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:09,626 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:11,967 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:11,968 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 240 states and 335 transitions.
[2023-11-19 04:02:11,968 INFO  L276                IsEmpty]: Start isEmpty. Operand 240 states and 335 transitions.
[2023-11-19 04:02:11,969 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:02:11,969 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:11,969 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:11,983 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:11,996 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:02:12,588 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:02:12,589 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 241 states and 338 transitions.
[2023-11-19 04:02:12,589 INFO  L276                IsEmpty]: Start isEmpty. Operand 241 states and 338 transitions.
[2023-11-19 04:02:12,589 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:02:12,590 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:02:12,590 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:02:12,616 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:02:12,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.