./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 826ab2ba
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm --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 b3d7899c651fa61cfb9cf623e0f4ceb470fe32eb0d0272d2277c965ed07c2f88
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 23:01:41,934 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-13 23:01:42,038 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2024-11-13 23:01:42,043 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 23:01:42,047 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2024-11-13 23:01:42,090 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 23:01:42,093 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 23:01:42,093 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-13 23:01:42,094 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 23:01:42,094 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-13 23:01:42,094 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-13 23:01:42,095 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-13 23:01:42,095 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-13 23:01:42,095 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2024-11-13 23:01:42,096 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2024-11-13 23:01:42,097 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2024-11-13 23:01:42,097 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 23:01:42,098 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-13 23:01:42,098 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-13 23:01:42,098 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-13 23:01:42,098 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-13 23:01:42,098 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2024-11-13 23:01:42,098 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2024-11-13 23:01:42,098 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2024-11-13 23:01:42,099 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 23:01:42,099 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-13 23:01:42,099 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 23:01:42,099 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 23:01:42,099 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2024-11-13 23:01:42,099 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-13 23:01:42,099 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm
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 -> b3d7899c651fa61cfb9cf623e0f4ceb470fe32eb0d0272d2277c965ed07c2f88
[2024-11-13 23:01:42,542 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 23:01:42,559 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 23:01:42,564 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 23:01:42,566 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-13 23:01:42,569 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-13 23:01:42,571 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i
Unable to find full path for "g++"
[2024-11-13 23:01:44,890 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-13 23:01:45,246 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-13 23:01:45,247 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i
[2024-11-13 23:01:45,262 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/data/3e9952783/e1ccf5428f43496fb2980cad55bafea6/FLAG7857941ea
[2024-11-13 23:01:45,280 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/data/3e9952783/e1ccf5428f43496fb2980cad55bafea6
[2024-11-13 23:01:45,284 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 23:01:45,287 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 23:01:45,288 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 23:01:45,288 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 23:01:45,295 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 23:01:45,297 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,300 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f22acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45, skipping insertion in model container
[2024-11-13 23:01:45,301 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,349 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-13 23:01:45,752 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 23:01:45,762 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-13 23:01:45,817 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-13 23:01:45,857 INFO  L204         MainTranslator]: Completed translation
[2024-11-13 23:01:45,858 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45 WrapperNode
[2024-11-13 23:01:45,858 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 23:01:45,859 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 23:01:45,859 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 23:01:45,860 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 23:01:45,868 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,889 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,914 INFO  L138                Inliner]: procedures = 126, calls = 31, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 108
[2024-11-13 23:01:45,915 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 23:01:45,916 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 23:01:45,916 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 23:01:45,916 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 23:01:45,926 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,926 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,930 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,930 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,940 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,944 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,946 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,947 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,950 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 23:01:45,951 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 23:01:45,952 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 23:01:45,952 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-13 23:01:45,953 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ...
[2024-11-13 23:01:45,961 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-13 23:01:45,976 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/z3
[2024-11-13 23:01:45,992 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2024-11-13 23:01:45,997 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314bad54-ccf5-40a5-bf0a-d85ef51a600c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2024-11-13 23:01:46,035 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-11-13 23:01:46,036 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 23:01:46,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 23:01:46,215 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-13 23:01:46,218 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 23:01:46,694 INFO  L?                        ?]: Removed 83 outVars from TransFormulas that were not future-live.
[2024-11-13 23:01:46,694 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-13 23:01:46,746 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 23:01:46,746 INFO  L316             CfgBuilder]: Removed 3 assume(true) statements.
[2024-11-13 23:01:46,747 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:01:46 BoogieIcfgContainer
[2024-11-13 23:01:46,747 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 23:01:46,748 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2024-11-13 23:01:46,748 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2024-11-13 23:01:46,761 INFO  L274        PluginConnector]: CodeCheck initialized
[2024-11-13 23:01:46,762 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:01:46" (1/1) ...
[2024-11-13 23:01:46,771 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 23:01:46,824 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:46,833 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 64 states and 71 transitions.
[2024-11-13 23:01:46,833 INFO  L276                IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions.
[2024-11-13 23:01:46,837 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2024-11-13 23:01:46,838 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:46,841 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:46,956 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:47,147 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:47,228 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:47,229 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions.
[2024-11-13 23:01:47,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions.
[2024-11-13 23:01:47,229 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2024-11-13 23:01:47,229 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:47,230 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:47,262 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:47,457 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:47,620 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:47,621 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 62 states and 69 transitions.
[2024-11-13 23:01:47,621 INFO  L276                IsEmpty]: Start isEmpty. Operand 62 states and 69 transitions.
[2024-11-13 23:01:47,621 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2024-11-13 23:01:47,621 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:47,622 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:47,634 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:47,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:47,743 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:47,744 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions.
[2024-11-13 23:01:47,744 INFO  L276                IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions.
[2024-11-13 23:01:47,745 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2024-11-13 23:01:47,745 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:47,745 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:47,762 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:47,807 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:47,838 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:47,839 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions.
[2024-11-13 23:01:47,840 INFO  L276                IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions.
[2024-11-13 23:01:47,840 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2024-11-13 23:01:47,840 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:47,841 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:47,856 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:47,948 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:48,111 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:48,111 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions.
[2024-11-13 23:01:48,112 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions.
[2024-11-13 23:01:48,115 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2024-11-13 23:01:48,115 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:48,116 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:48,144 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:48,241 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:48,294 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:48,294 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions.
[2024-11-13 23:01:48,294 INFO  L276                IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions.
[2024-11-13 23:01:48,295 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2024-11-13 23:01:48,295 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:48,295 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:48,326 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:48,546 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:48,831 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:48,832 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions.
[2024-11-13 23:01:48,832 INFO  L276                IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions.
[2024-11-13 23:01:48,832 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-13 23:01:48,832 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:48,832 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:48,864 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:48,979 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:49,485 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:49,486 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions.
[2024-11-13 23:01:49,486 INFO  L276                IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions.
[2024-11-13 23:01:49,486 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2024-11-13 23:01:49,486 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:49,487 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:49,535 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:49,741 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:01:51,253 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:51,254 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 65 states and 75 transitions.
[2024-11-13 23:01:51,254 INFO  L276                IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions.
[2024-11-13 23:01:51,254 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2024-11-13 23:01:51,255 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:51,255 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:51,309 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:51,924 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2024-11-13 23:01:54,403 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:54,404 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions.
[2024-11-13 23:01:54,404 INFO  L276                IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions.
[2024-11-13 23:01:54,405 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2024-11-13 23:01:54,405 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:54,405 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:54,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:01:55,483 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:01:59,915 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:01:59,916 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 80 states and 101 transitions.
[2024-11-13 23:01:59,916 INFO  L276                IsEmpty]: Start isEmpty. Operand 80 states and 101 transitions.
[2024-11-13 23:01:59,917 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2024-11-13 23:01:59,917 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:01:59,917 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:01:59,946 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:00,599 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-11-13 23:02:02,441 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:02,441 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 83 states and 107 transitions.
[2024-11-13 23:02:02,441 INFO  L276                IsEmpty]: Start isEmpty. Operand 83 states and 107 transitions.
[2024-11-13 23:02:02,442 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2024-11-13 23:02:02,442 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:02,442 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:02,477 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:03,423 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:02:06,920 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:06,921 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 86 states and 113 transitions.
[2024-11-13 23:02:06,921 INFO  L276                IsEmpty]: Start isEmpty. Operand 86 states and 113 transitions.
[2024-11-13 23:02:06,921 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-11-13 23:02:06,921 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:06,922 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:06,943 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:06,969 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:02:07,576 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:07,577 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 88 states and 117 transitions.
[2024-11-13 23:02:07,577 INFO  L276                IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions.
[2024-11-13 23:02:07,577 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-11-13 23:02:07,578 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:07,578 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:07,600 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:08,112 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:02:09,859 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:09,860 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 91 states and 123 transitions.
[2024-11-13 23:02:09,861 INFO  L276                IsEmpty]: Start isEmpty. Operand 91 states and 123 transitions.
[2024-11-13 23:02:09,864 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-11-13 23:02:09,864 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:09,864 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:09,888 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:09,914 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:02:09,930 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:09,931 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions.
[2024-11-13 23:02:09,931 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions.
[2024-11-13 23:02:09,933 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-11-13 23:02:09,933 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:09,934 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:09,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:10,025 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:02:10,045 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:10,046 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions.
[2024-11-13 23:02:10,046 INFO  L276                IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions.
[2024-11-13 23:02:10,046 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-11-13 23:02:10,047 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:10,048 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:10,074 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:10,463 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:02:12,121 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:12,122 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 96 states and 131 transitions.
[2024-11-13 23:02:12,122 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 131 transitions.
[2024-11-13 23:02:12,122 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-11-13 23:02:12,122 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:12,123 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:12,152 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:12,649 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:02:14,888 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:14,888 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 99 states and 138 transitions.
[2024-11-13 23:02:14,888 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 138 transitions.
[2024-11-13 23:02:14,889 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-11-13 23:02:14,889 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:14,889 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:14,910 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:15,966 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:02:17,426 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:17,427 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 101 states and 142 transitions.
[2024-11-13 23:02:17,427 INFO  L276                IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions.
[2024-11-13 23:02:17,428 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2024-11-13 23:02:17,428 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:17,428 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:17,453 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:17,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:02:19,946 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:19,946 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 90 states and 122 transitions.
[2024-11-13 23:02:19,946 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions.
[2024-11-13 23:02:19,947 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2024-11-13 23:02:19,947 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:19,947 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:19,968 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:21,384 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:02:30,017 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:30,017 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 97 states and 136 transitions.
[2024-11-13 23:02:30,017 INFO  L276                IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions.
[2024-11-13 23:02:30,017 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-11-13 23:02:30,017 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:30,018 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:30,038 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:32,676 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:02:45,272 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:45,272 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 104 states and 153 transitions.
[2024-11-13 23:02:45,272 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions.
[2024-11-13 23:02:45,273 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-11-13 23:02:45,273 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:45,273 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:45,296 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:45,315 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:02:46,394 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:46,395 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 105 states and 155 transitions.
[2024-11-13 23:02:46,395 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 155 transitions.
[2024-11-13 23:02:46,395 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-11-13 23:02:46,395 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:46,395 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:46,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:47,041 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:02:49,439 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:49,440 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 162 transitions.
[2024-11-13 23:02:49,440 INFO  L276                IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions.
[2024-11-13 23:02:49,440 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-11-13 23:02:49,440 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:49,441 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:49,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:49,933 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:02:52,951 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:02:52,951 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 167 transitions.
[2024-11-13 23:02:52,951 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 167 transitions.
[2024-11-13 23:02:52,951 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-13 23:02:52,951 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:02:52,952 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:02:52,973 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:02:55,706 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:03:14,122 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:03:14,123 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 119 states and 186 transitions.
[2024-11-13 23:03:14,123 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 186 transitions.
[2024-11-13 23:03:14,123 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-13 23:03:14,124 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:03:14,124 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:03:14,156 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:03:17,187 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:03:39,441 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:03:39,441 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 127 states and 206 transitions.
[2024-11-13 23:03:39,442 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 206 transitions.
[2024-11-13 23:03:39,442 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-13 23:03:39,442 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:03:39,442 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:03:39,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:03:42,482 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:04:10,559 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:04:10,560 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 136 states and 225 transitions.
[2024-11-13 23:04:10,560 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 225 transitions.
[2024-11-13 23:04:10,560 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-13 23:04:10,560 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:04:10,560 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:04:10,578 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:04:10,631 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:04:15,482 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:04:15,483 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 140 states and 230 transitions.
[2024-11-13 23:04:15,483 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 230 transitions.
[2024-11-13 23:04:15,483 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-11-13 23:04:15,483 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:04:15,483 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:04:15,504 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:04:16,090 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:04:21,537 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:04:21,537 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 143 states and 242 transitions.
[2024-11-13 23:04:21,538 INFO  L276                IsEmpty]: Start isEmpty. Operand 143 states and 242 transitions.
[2024-11-13 23:04:21,538 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-11-13 23:04:21,538 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:04:21,538 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:04:21,557 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:04:22,361 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:04:31,267 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:04:31,268 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 148 states and 263 transitions.
[2024-11-13 23:04:31,268 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 263 transitions.
[2024-11-13 23:04:31,269 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-11-13 23:04:31,269 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:04:31,269 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:04:31,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:04:31,922 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.
[2024-11-13 23:04:35,561 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:04:35,561 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 149 states and 266 transitions.
[2024-11-13 23:04:35,561 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 266 transitions.
[2024-11-13 23:04:35,562 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-11-13 23:04:35,562 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:04:35,562 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:04:35,634 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:04:35,650 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.
[2024-11-13 23:04:37,567 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:04:37,568 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 149 states and 265 transitions.
[2024-11-13 23:04:37,568 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 265 transitions.
[2024-11-13 23:04:37,568 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 23:04:37,568 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:04:37,568 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:04:37,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:04:38,260 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:04:42,057 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:04:42,057 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 269 transitions.
[2024-11-13 23:04:42,058 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 269 transitions.
[2024-11-13 23:04:42,058 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 23:04:42,058 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:04:42,058 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:04:42,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:04:50,150 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:05:32,211 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:05:32,212 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 160 states and 293 transitions.
[2024-11-13 23:05:32,212 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 293 transitions.
[2024-11-13 23:05:32,212 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 23:05:32,212 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:05:32,212 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:05:32,252 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:05:36,295 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:05:43,765 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:05:43,766 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 162 states and 298 transitions.
[2024-11-13 23:05:43,766 INFO  L276                IsEmpty]: Start isEmpty. Operand 162 states and 298 transitions.
[2024-11-13 23:05:43,766 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 23:05:43,766 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:05:43,767 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:05:43,783 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:05:45,368 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:06:09,146 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:06:09,147 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 172 states and 324 transitions.
[2024-11-13 23:06:09,147 INFO  L276                IsEmpty]: Start isEmpty. Operand 172 states and 324 transitions.
[2024-11-13 23:06:09,147 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 23:06:09,147 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:06:09,147 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:06:09,171 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:06:09,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:06:31,801 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:06:31,801 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 182 states and 347 transitions.
[2024-11-13 23:06:31,802 INFO  L276                IsEmpty]: Start isEmpty. Operand 182 states and 347 transitions.
[2024-11-13 23:06:31,802 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 23:06:31,802 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:06:31,802 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:06:31,819 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:06:32,417 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:06:36,234 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:06:36,235 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 184 states and 353 transitions.
[2024-11-13 23:06:36,235 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 353 transitions.
[2024-11-13 23:06:36,235 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2024-11-13 23:06:36,235 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:06:36,235 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:06:36,251 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:06:36,319 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:06:38,056 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:06:38,056 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 185 states and 353 transitions.
[2024-11-13 23:06:38,057 INFO  L276                IsEmpty]: Start isEmpty. Operand 185 states and 353 transitions.
[2024-11-13 23:06:38,057 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-11-13 23:06:38,057 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:06:38,057 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:06:38,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:06:42,839 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:07:37,030 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:07:37,030 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 198 states and 387 transitions.
[2024-11-13 23:07:37,030 INFO  L276                IsEmpty]: Start isEmpty. Operand 198 states and 387 transitions.
[2024-11-13 23:07:37,031 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-11-13 23:07:37,031 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:07:37,031 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:07:37,059 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:07:44,210 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:08:25,632 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:08:25,633 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 202 states and 392 transitions.
[2024-11-13 23:08:25,633 INFO  L276                IsEmpty]: Start isEmpty. Operand 202 states and 392 transitions.
[2024-11-13 23:08:25,633 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-11-13 23:08:25,633 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:08:25,633 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:08:25,652 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:08:25,674 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.
[2024-11-13 23:08:32,449 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:08:32,449 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 205 states and 399 transitions.
[2024-11-13 23:08:32,449 INFO  L276                IsEmpty]: Start isEmpty. Operand 205 states and 399 transitions.
[2024-11-13 23:08:32,450 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2024-11-13 23:08:32,450 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:08:32,450 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:08:32,468 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:08:36,053 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:09:40,753 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:09:40,754 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 219 states and 436 transitions.
[2024-11-13 23:09:40,754 INFO  L276                IsEmpty]: Start isEmpty. Operand 219 states and 436 transitions.
[2024-11-13 23:09:40,754 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2024-11-13 23:09:40,754 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:09:40,755 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:09:40,772 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:09:41,028 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2024-11-13 23:10:15,846 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:10:15,847 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 229 states and 462 transitions.
[2024-11-13 23:10:15,847 INFO  L276                IsEmpty]: Start isEmpty. Operand 229 states and 462 transitions.
[2024-11-13 23:10:15,848 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2024-11-13 23:10:15,848 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:10:15,848 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:10:15,872 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:10:15,992 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-13 23:10:18,601 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:10:18,602 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 230 states and 466 transitions.
[2024-11-13 23:10:18,602 INFO  L276                IsEmpty]: Start isEmpty. Operand 230 states and 466 transitions.
[2024-11-13 23:10:18,602 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2024-11-13 23:10:18,602 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:10:18,602 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:10:18,625 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:10:18,675 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2024-11-13 23:10:54,714 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:10:54,714 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 240 states and 492 transitions.
[2024-11-13 23:10:54,714 INFO  L276                IsEmpty]: Start isEmpty. Operand 240 states and 492 transitions.
[2024-11-13 23:10:54,714 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2024-11-13 23:10:54,714 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:10:54,715 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:10:54,738 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:11:04,021 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-13 23:11:58,905 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:11:58,905 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 252 states and 526 transitions.
[2024-11-13 23:11:58,906 INFO  L276                IsEmpty]: Start isEmpty. Operand 252 states and 526 transitions.
[2024-11-13 23:11:58,906 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2024-11-13 23:11:58,906 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:11:58,906 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:11:58,930 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:12:11,311 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:12:41,878 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:12:41,878 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 256 states and 540 transitions.
[2024-11-13 23:12:41,878 INFO  L276                IsEmpty]: Start isEmpty. Operand 256 states and 540 transitions.
[2024-11-13 23:12:41,879 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2024-11-13 23:12:41,879 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:12:41,879 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:12:41,905 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:12:49,636 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:13:44,642 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:13:44,643 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 268 states and 575 transitions.
[2024-11-13 23:13:44,643 INFO  L276                IsEmpty]: Start isEmpty. Operand 268 states and 575 transitions.
[2024-11-13 23:13:44,645 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2024-11-13 23:13:44,645 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:13:44,645 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:13:44,677 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:13:52,553 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:14:55,258 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:14:55,258 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 280 states and 610 transitions.
[2024-11-13 23:14:55,258 INFO  L276                IsEmpty]: Start isEmpty. Operand 280 states and 610 transitions.
[2024-11-13 23:14:55,259 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2024-11-13 23:14:55,259 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:14:55,260 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:14:55,281 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:14:55,480 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-13 23:15:00,052 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2024-11-13 23:15:00,053 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 281 states and 611 transitions.
[2024-11-13 23:15:00,053 INFO  L276                IsEmpty]: Start isEmpty. Operand 281 states and 611 transitions.
[2024-11-13 23:15:00,053 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2024-11-13 23:15:00,053 INFO  L420      CodeCheckObserver]: Error Path is FOUND.
[2024-11-13 23:15:00,054 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 23:15:00,087 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 23:15:13,418 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.