./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-2.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/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_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/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_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/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 cb1edb9fb334d503cba549895692ff1d9d77f795ecc0798895274120b4ed179d
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 03:09:26,020 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 03:09:26,096 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-11-19 03:09:26,102 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 03:09:26,103 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 03:09:26,130 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 03:09:26,131 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 03:09:26,132 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 03:09:26,133 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 03:09:26,133 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-19 03:09:26,134 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 03:09:26,135 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-19 03:09:26,135 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 03:09:26,136 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-19 03:09:26,137 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-19 03:09:26,137 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-19 03:09:26,138 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 03:09:26,139 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-19 03:09:26,139 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-19 03:09:26,140 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 03:09:26,141 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 03:09:26,146 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-19 03:09:26,147 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-19 03:09:26,147 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 03:09:26,148 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:09:26,149 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 03:09:26,156 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 03:09:26,157 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-19 03:09:26,157 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 03:09:26,158 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_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/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_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/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 -> cb1edb9fb334d503cba549895692ff1d9d77f795ecc0798895274120b4ed179d
[2023-11-19 03:09:26,436 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 03:09:26,462 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 03:09:26,465 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 03:09:26,467 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 03:09:26,467 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 03:09:26,469 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-2.i
[2023-11-19 03:09:29,497 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 03:09:29,863 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 03:09:29,864 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-2.i
[2023-11-19 03:09:29,887 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/data/7376c1be5/e2f1a442a2464c45a66f91b55072f297/FLAG57361090f
[2023-11-19 03:09:29,902 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/data/7376c1be5/e2f1a442a2464c45a66f91b55072f297
[2023-11-19 03:09:29,905 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 03:09:29,907 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 03:09:29,908 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 03:09:29,909 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 03:09:29,921 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 03:09:29,922 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:29" (1/1) ...
[2023-11-19 03:09:29,923 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a9e3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:29, skipping insertion in model container
[2023-11-19 03:09:29,924 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:29" (1/1) ...
[2023-11-19 03:09:29,983 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 03:09:30,374 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:09:30,394 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 03:09:30,450 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:09:30,487 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 03:09:30,488 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30 WrapperNode
[2023-11-19 03:09:30,488 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 03:09:30,490 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 03:09:30,490 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 03:09:30,490 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 03:09:30,498 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,519 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,557 INFO  L138                Inliner]: procedures = 126, calls = 62, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 304
[2023-11-19 03:09:30,567 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 03:09:30,568 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 03:09:30,568 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 03:09:30,569 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 03:09:30,579 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,579 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,607 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,607 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,640 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,645 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,661 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,663 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,668 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 03:09:30,673 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 03:09:30,673 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 03:09:30,673 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 03:09:30,674 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:30" (1/1) ...
[2023-11-19 03:09:30,687 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:09:30,704 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 03:09:30,722 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 03:09:30,739 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74c49a2-918d-47de-9d5b-4ad394ba6cc0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 03:09:30,771 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-19 03:09:30,772 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-19 03:09:30,772 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-19 03:09:30,772 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 03:09:30,772 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 03:09:30,772 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-19 03:09:30,772 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-19 03:09:30,773 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 03:09:30,773 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2023-11-19 03:09:30,773 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 03:09:30,773 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 03:09:30,774 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 03:09:30,950 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 03:09:30,953 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 03:09:31,750 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 03:09:31,867 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 03:09:31,868 INFO  L302             CfgBuilder]: Removed 8 assume(true) statements.
[2023-11-19 03:09:31,881 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:31 BoogieIcfgContainer
[2023-11-19 03:09:31,882 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 03:09:31,885 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 03:09:31,885 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-19 03:09:31,897 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-19 03:09:31,897 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:31" (1/1) ...
[2023-11-19 03:09:31,917 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 03:09:31,970 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:31,978 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 236 states and 259 transitions.
[2023-11-19 03:09:31,978 INFO  L276                IsEmpty]: Start isEmpty. Operand 236 states and 259 transitions.
[2023-11-19 03:09:31,983 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 03:09:31,983 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:31,984 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:32,099 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:32,188 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 03:09:32,221 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:32,228 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 236 states and 257 transitions.
[2023-11-19 03:09:32,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 236 states and 257 transitions.
[2023-11-19 03:09:32,229 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 03:09:32,229 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:32,229 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:32,265 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:32,466 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:09:32,517 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:32,518 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 238 states and 261 transitions.
[2023-11-19 03:09:32,518 INFO  L276                IsEmpty]: Start isEmpty. Operand 238 states and 261 transitions.
[2023-11-19 03:09:32,519 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 03:09:32,519 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:32,519 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:32,537 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:32,776 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 03:09:32,985 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:32,986 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 240 states and 265 transitions.
[2023-11-19 03:09:32,986 INFO  L276                IsEmpty]: Start isEmpty. Operand 240 states and 265 transitions.
[2023-11-19 03:09:32,986 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 03:09:32,986 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:32,987 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:33,002 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:33,051 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 03:09:33,241 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:33,242 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 241 states and 267 transitions.
[2023-11-19 03:09:33,242 INFO  L276                IsEmpty]: Start isEmpty. Operand 241 states and 267 transitions.
[2023-11-19 03:09:33,243 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-19 03:09:33,243 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:33,243 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:33,255 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:33,346 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 03:09:33,647 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:33,648 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 242 states and 269 transitions.
[2023-11-19 03:09:33,648 INFO  L276                IsEmpty]: Start isEmpty. Operand 242 states and 269 transitions.
[2023-11-19 03:09:33,648 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-19 03:09:33,649 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:33,649 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:33,660 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:33,747 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 03:09:33,994 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:33,995 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 244 states and 273 transitions.
[2023-11-19 03:09:33,995 INFO  L276                IsEmpty]: Start isEmpty. Operand 244 states and 273 transitions.
[2023-11-19 03:09:33,995 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-19 03:09:33,996 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:33,996 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:34,015 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:34,035 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 03:09:34,182 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:34,183 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 245 states and 274 transitions.
[2023-11-19 03:09:34,183 INFO  L276                IsEmpty]: Start isEmpty. Operand 245 states and 274 transitions.
[2023-11-19 03:09:34,184 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 03:09:34,184 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:34,185 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:34,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:34,222 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 03:09:34,259 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:34,260 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 247 states and 278 transitions.
[2023-11-19 03:09:34,260 INFO  L276                IsEmpty]: Start isEmpty. Operand 247 states and 278 transitions.
[2023-11-19 03:09:34,261 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-19 03:09:34,261 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:34,261 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:34,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:34,404 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 03:09:34,796 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:34,797 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 250 states and 284 transitions.
[2023-11-19 03:09:34,798 INFO  L276                IsEmpty]: Start isEmpty. Operand 250 states and 284 transitions.
[2023-11-19 03:09:34,798 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-19 03:09:34,799 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:34,799 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:34,813 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:34,915 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 03:09:34,973 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:34,974 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 247 states and 280 transitions.
[2023-11-19 03:09:34,975 INFO  L276                IsEmpty]: Start isEmpty. Operand 247 states and 280 transitions.
[2023-11-19 03:09:34,975 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-19 03:09:34,975 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:34,975 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:34,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:35,351 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 03:09:36,526 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:36,527 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 252 states and 288 transitions.
[2023-11-19 03:09:36,527 INFO  L276                IsEmpty]: Start isEmpty. Operand 252 states and 288 transitions.
[2023-11-19 03:09:36,528 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:09:36,528 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:36,528 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:36,540 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:36,553 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 03:09:36,572 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:36,573 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 249 states and 284 transitions.
[2023-11-19 03:09:36,573 INFO  L276                IsEmpty]: Start isEmpty. Operand 249 states and 284 transitions.
[2023-11-19 03:09:36,574 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:09:36,574 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:36,574 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:36,588 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:36,686 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 03:09:36,754 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:36,755 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 248 states and 283 transitions.
[2023-11-19 03:09:36,755 INFO  L276                IsEmpty]: Start isEmpty. Operand 248 states and 283 transitions.
[2023-11-19 03:09:36,757 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:09:36,757 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:36,757 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:36,773 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:36,907 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 03:09:37,177 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:37,178 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 247 states and 282 transitions.
[2023-11-19 03:09:37,178 INFO  L276                IsEmpty]: Start isEmpty. Operand 247 states and 282 transitions.
[2023-11-19 03:09:37,178 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 03:09:37,178 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:37,179 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:37,191 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:37,271 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 03:09:37,348 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:37,349 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 248 states and 284 transitions.
[2023-11-19 03:09:37,349 INFO  L276                IsEmpty]: Start isEmpty. Operand 248 states and 284 transitions.
[2023-11-19 03:09:37,350 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 03:09:37,350 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:37,350 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:37,364 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:37,398 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 03:09:37,603 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:37,604 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 250 states and 288 transitions.
[2023-11-19 03:09:37,604 INFO  L276                IsEmpty]: Start isEmpty. Operand 250 states and 288 transitions.
[2023-11-19 03:09:37,604 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 03:09:37,604 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:37,605 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:37,620 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:37,773 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:09:38,377 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:38,377 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 252 states and 292 transitions.
[2023-11-19 03:09:38,377 INFO  L276                IsEmpty]: Start isEmpty. Operand 252 states and 292 transitions.
[2023-11-19 03:09:38,378 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:09:38,378 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:38,379 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:38,393 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:38,681 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 03:09:39,783 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:39,784 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 255 states and 298 transitions.
[2023-11-19 03:09:39,784 INFO  L276                IsEmpty]: Start isEmpty. Operand 255 states and 298 transitions.
[2023-11-19 03:09:39,784 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 03:09:39,785 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:39,785 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:39,804 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:40,299 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 03:09:41,953 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:41,953 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 258 states and 303 transitions.
[2023-11-19 03:09:41,954 INFO  L276                IsEmpty]: Start isEmpty. Operand 258 states and 303 transitions.
[2023-11-19 03:09:41,954 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 03:09:41,954 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:41,954 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:41,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:42,004 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 03:09:42,604 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:42,604 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 260 states and 306 transitions.
[2023-11-19 03:09:42,605 INFO  L276                IsEmpty]: Start isEmpty. Operand 260 states and 306 transitions.
[2023-11-19 03:09:42,605 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 03:09:42,605 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:42,606 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:42,631 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:42,676 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 03:09:43,388 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:43,389 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 263 states and 310 transitions.
[2023-11-19 03:09:43,389 INFO  L276                IsEmpty]: Start isEmpty. Operand 263 states and 310 transitions.
[2023-11-19 03:09:43,389 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 03:09:43,390 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:43,390 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:43,408 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:43,910 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:09:45,549 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:45,550 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 267 states and 317 transitions.
[2023-11-19 03:09:45,550 INFO  L276                IsEmpty]: Start isEmpty. Operand 267 states and 317 transitions.
[2023-11-19 03:09:45,550 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 03:09:45,551 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:45,551 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:45,579 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:46,528 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:09:49,183 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:49,184 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 270 states and 328 transitions.
[2023-11-19 03:09:49,184 INFO  L276                IsEmpty]: Start isEmpty. Operand 270 states and 328 transitions.
[2023-11-19 03:09:49,185 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 03:09:49,185 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:49,185 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:49,202 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:49,213 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 03:09:49,226 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:49,227 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 270 states and 327 transitions.
[2023-11-19 03:09:49,227 INFO  L276                IsEmpty]: Start isEmpty. Operand 270 states and 327 transitions.
[2023-11-19 03:09:49,228 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 03:09:49,228 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:49,229 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:49,244 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:49,398 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:09:50,072 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:50,072 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 271 states and 329 transitions.
[2023-11-19 03:09:50,073 INFO  L276                IsEmpty]: Start isEmpty. Operand 271 states and 329 transitions.
[2023-11-19 03:09:50,073 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 03:09:50,073 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:50,074 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:50,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:50,133 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-19 03:09:50,689 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:50,691 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 272 states and 330 transitions.
[2023-11-19 03:09:50,691 INFO  L276                IsEmpty]: Start isEmpty. Operand 272 states and 330 transitions.
[2023-11-19 03:09:50,694 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 03:09:50,695 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:50,696 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:50,729 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:50,755 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-19 03:09:51,285 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:51,286 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 272 states and 329 transitions.
[2023-11-19 03:09:51,286 INFO  L276                IsEmpty]: Start isEmpty. Operand 272 states and 329 transitions.
[2023-11-19 03:09:51,287 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 03:09:51,287 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:51,287 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:51,317 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:51,747 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-19 03:09:54,384 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:54,385 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 275 states and 336 transitions.
[2023-11-19 03:09:54,385 INFO  L276                IsEmpty]: Start isEmpty. Operand 275 states and 336 transitions.
[2023-11-19 03:09:54,385 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 03:09:54,386 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:54,386 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:54,406 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:55,607 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:09:59,133 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:59,134 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 278 states and 348 transitions.
[2023-11-19 03:09:59,134 INFO  L276                IsEmpty]: Start isEmpty. Operand 278 states and 348 transitions.
[2023-11-19 03:09:59,135 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 03:09:59,135 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:59,135 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:59,156 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:59,175 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-19 03:09:59,201 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:59,202 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 277 states and 347 transitions.
[2023-11-19 03:09:59,203 INFO  L276                IsEmpty]: Start isEmpty. Operand 277 states and 347 transitions.
[2023-11-19 03:09:59,203 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 03:09:59,203 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:59,204 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:59,222 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:59,270 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-19 03:09:59,309 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:09:59,310 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 280 states and 352 transitions.
[2023-11-19 03:09:59,310 INFO  L276                IsEmpty]: Start isEmpty. Operand 280 states and 352 transitions.
[2023-11-19 03:09:59,314 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 03:09:59,314 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:09:59,314 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:09:59,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:09:59,386 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:10:00,008 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:00,018 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 281 states and 353 transitions.
[2023-11-19 03:10:00,018 INFO  L276                IsEmpty]: Start isEmpty. Operand 281 states and 353 transitions.
[2023-11-19 03:10:00,018 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 03:10:00,019 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:00,019 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:00,080 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:00,106 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:10:00,705 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:00,706 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 281 states and 352 transitions.
[2023-11-19 03:10:00,706 INFO  L276                IsEmpty]: Start isEmpty. Operand 281 states and 352 transitions.
[2023-11-19 03:10:00,706 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-19 03:10:00,706 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:00,707 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:00,737 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:01,146 INFO  L134       CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:10:02,933 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:02,934 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 284 states and 358 transitions.
[2023-11-19 03:10:02,934 INFO  L276                IsEmpty]: Start isEmpty. Operand 284 states and 358 transitions.
[2023-11-19 03:10:02,934 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-19 03:10:02,934 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:02,935 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:02,965 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:03,130 INFO  L134       CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:10:04,002 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:04,003 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 254 states and 299 transitions.
[2023-11-19 03:10:04,003 INFO  L276                IsEmpty]: Start isEmpty. Operand 254 states and 299 transitions.
[2023-11-19 03:10:04,003 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-11-19 03:10:04,004 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:04,004 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:04,026 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:04,047 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-19 03:10:04,072 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:04,073 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 253 states and 298 transitions.
[2023-11-19 03:10:04,073 INFO  L276                IsEmpty]: Start isEmpty. Operand 253 states and 298 transitions.
[2023-11-19 03:10:04,074 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-11-19 03:10:04,074 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:04,074 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:04,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:04,139 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-19 03:10:04,177 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:04,178 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 256 states and 302 transitions.
[2023-11-19 03:10:04,178 INFO  L276                IsEmpty]: Start isEmpty. Operand 256 states and 302 transitions.
[2023-11-19 03:10:04,178 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-11-19 03:10:04,178 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:04,179 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:04,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:04,381 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:10:06,198 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:06,199 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 259 states and 305 transitions.
[2023-11-19 03:10:06,199 INFO  L276                IsEmpty]: Start isEmpty. Operand 259 states and 305 transitions.
[2023-11-19 03:10:06,199 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-11-19 03:10:06,199 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:06,199 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:06,261 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:06,554 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:10:07,393 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:07,394 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 260 states and 305 transitions.
[2023-11-19 03:10:07,394 INFO  L276                IsEmpty]: Start isEmpty. Operand 260 states and 305 transitions.
[2023-11-19 03:10:07,394 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 03:10:07,394 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:07,395 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:07,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:07,901 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:10:14,049 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:14,050 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 268 states and 324 transitions.
[2023-11-19 03:10:14,050 INFO  L276                IsEmpty]: Start isEmpty. Operand 268 states and 324 transitions.
[2023-11-19 03:10:14,051 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 03:10:14,051 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:14,051 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:14,072 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:14,234 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:10:16,736 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:16,736 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 267 states and 322 transitions.
[2023-11-19 03:10:16,736 INFO  L276                IsEmpty]: Start isEmpty. Operand 267 states and 322 transitions.
[2023-11-19 03:10:16,737 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 03:10:16,737 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:16,737 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:16,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:16,786 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:10:17,024 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:17,025 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 267 states and 321 transitions.
[2023-11-19 03:10:17,025 INFO  L276                IsEmpty]: Start isEmpty. Operand 267 states and 321 transitions.
[2023-11-19 03:10:17,025 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 03:10:17,025 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:17,026 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:17,052 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:17,187 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:10:18,088 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:18,089 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 268 states and 322 transitions.
[2023-11-19 03:10:18,089 INFO  L276                IsEmpty]: Start isEmpty. Operand 268 states and 322 transitions.
[2023-11-19 03:10:18,090 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 03:10:18,090 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:18,090 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:18,110 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:18,352 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:10:19,273 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:10:19,275 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 269 states and 324 transitions.
[2023-11-19 03:10:19,275 INFO  L276                IsEmpty]: Start isEmpty. Operand 269 states and 324 transitions.
[2023-11-19 03:10:19,275 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 03:10:19,276 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:10:19,276 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:10:19,306 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:10:19,684 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.