./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/count_up_and_down_alloca.i --full-output --architecture 64bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 0e0057cc
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/count_up_and_down_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 00bfc508b8ea24f88f85b042e795fbae14e8287990a04ebdf542583ad129e19a
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-24 23:10:48,459 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-24 23:10:48,581 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf
[2023-11-24 23:10:48,588 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-24 23:10:48,589 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-24 23:10:48,629 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-24 23:10:48,630 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-24 23:10:48,631 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-24 23:10:48,632 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-24 23:10:48,638 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-24 23:10:48,639 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-24 23:10:48,640 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-24 23:10:48,640 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-24 23:10:48,642 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-24 23:10:48,643 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-24 23:10:48,643 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-24 23:10:48,644 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-24 23:10:48,644 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-24 23:10:48,645 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-24 23:10:48,645 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-24 23:10:48,646 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-24 23:10:48,647 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 23:10:48,648 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-24 23:10:48,648 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-24 23:10:48,649 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-24 23:10:48,649 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-24 23:10:48,650 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_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/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_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00bfc508b8ea24f88f85b042e795fbae14e8287990a04ebdf542583ad129e19a
[2023-11-24 23:10:48,949 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-24 23:10:48,980 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-24 23:10:48,983 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-24 23:10:48,985 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-24 23:10:48,985 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-24 23:10:48,987 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/termination-15/count_up_and_down_alloca.i
[2023-11-24 23:10:52,184 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-24 23:10:52,445 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-24 23:10:52,445 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/sv-benchmarks/c/termination-15/count_up_and_down_alloca.i
[2023-11-24 23:10:52,457 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/data/474cc7900/bc7e79ea51644e4782e310e6fd00615b/FLAGb85335acf
[2023-11-24 23:10:52,473 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/data/474cc7900/bc7e79ea51644e4782e310e6fd00615b
[2023-11-24 23:10:52,476 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-24 23:10:52,477 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-24 23:10:52,479 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-24 23:10:52,480 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-24 23:10:52,485 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-24 23:10:52,486 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:52" (1/1) ...
[2023-11-24 23:10:52,487 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ba912a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:52, skipping insertion in model container
[2023-11-24 23:10:52,488 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:52" (1/1) ...
[2023-11-24 23:10:52,529 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-24 23:10:52,890 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 23:10:52,904 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-24 23:10:53,002 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 23:10:53,062 INFO  L206         MainTranslator]: Completed translation
[2023-11-24 23:10:53,063 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53 WrapperNode
[2023-11-24 23:10:53,063 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-24 23:10:53,065 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-24 23:10:53,065 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-24 23:10:53,065 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-24 23:10:53,073 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,098 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,120 INFO  L138                Inliner]: procedures = 151, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57
[2023-11-24 23:10:53,120 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-24 23:10:53,121 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-24 23:10:53,121 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-24 23:10:53,121 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-24 23:10:53,129 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,129 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,131 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,131 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,137 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,140 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,141 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,143 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,145 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-24 23:10:53,146 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-24 23:10:53,146 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-24 23:10:53,146 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-24 23:10:53,147 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,152 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 23:10:53,168 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/z3
[2023-11-24 23:10:53,182 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-24 23:10:53,209 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1244c745-ad90-4dc5-89fa-f851796cd4ac/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-24 23:10:53,233 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-24 23:10:53,233 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-24 23:10:53,233 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-24 23:10:53,234 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-24 23:10:53,234 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-24 23:10:53,234 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-24 23:10:53,315 INFO  L241             CfgBuilder]: Building ICFG
[2023-11-24 23:10:53,318 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-24 23:10:53,517 INFO  L282             CfgBuilder]: Performing block encoding
[2023-11-24 23:10:53,567 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-24 23:10:53,568 INFO  L309             CfgBuilder]: Removed 3 assume(true) statements.
[2023-11-24 23:10:53,569 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:53 BoogieIcfgContainer
[2023-11-24 23:10:53,570 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-24 23:10:53,570 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-24 23:10:53,571 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-24 23:10:53,587 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-24 23:10:53,587 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:53" (1/1) ...
[2023-11-24 23:10:53,598 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 23:10:53,663 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:53,670 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions.
[2023-11-24 23:10:53,671 INFO  L276                IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions.
[2023-11-24 23:10:53,673 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-24 23:10:53,673 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:53,674 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:53,775 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:53,879 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:53,911 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:53,911 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions.
[2023-11-24 23:10:53,911 INFO  L276                IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions.
[2023-11-24 23:10:53,912 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-24 23:10:53,912 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:53,912 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:53,948 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:54,047 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:54,127 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:54,127 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions.
[2023-11-24 23:10:54,127 INFO  L276                IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions.
[2023-11-24 23:10:54,128 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-24 23:10:54,128 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:54,128 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:54,154 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:54,382 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:54,591 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:54,592 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions.
[2023-11-24 23:10:54,592 INFO  L276                IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions.
[2023-11-24 23:10:54,594 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-24 23:10:54,594 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:54,595 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:54,611 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:54,649 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:54,680 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:54,681 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions.
[2023-11-24 23:10:54,681 INFO  L276                IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions.
[2023-11-24 23:10:54,682 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2023-11-24 23:10:54,682 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:54,682 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:54,704 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:54,915 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:55,108 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:55,109 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions.
[2023-11-24 23:10:55,109 INFO  L276                IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions.
[2023-11-24 23:10:55,110 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-24 23:10:55,110 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:55,110 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:55,138 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:55,247 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:55,709 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:55,710 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions.
[2023-11-24 23:10:55,710 INFO  L276                IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions.
[2023-11-24 23:10:55,710 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-24 23:10:55,710 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:55,711 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:55,722 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:55,744 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:55,869 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:55,869 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions.
[2023-11-24 23:10:55,869 INFO  L276                IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions.
[2023-11-24 23:10:55,870 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-24 23:10:55,870 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:55,870 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:55,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:55,997 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:56,355 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:56,357 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions.
[2023-11-24 23:10:56,357 INFO  L276                IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions.
[2023-11-24 23:10:56,358 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-24 23:10:56,358 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:56,359 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:56,380 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:56,781 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:58,189 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:58,195 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions.
[2023-11-24 23:10:58,196 INFO  L276                IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions.
[2023-11-24 23:10:58,196 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-24 23:10:58,196 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:58,196 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:58,212 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:58,231 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:58,322 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:58,323 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions.
[2023-11-24 23:10:58,323 INFO  L276                IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions.
[2023-11-24 23:10:58,324 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-24 23:10:58,324 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:58,325 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:58,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:58,344 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:58,365 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:58,365 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions.
[2023-11-24 23:10:58,365 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions.
[2023-11-24 23:10:58,367 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-24 23:10:58,367 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:58,368 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:58,377 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:58,505 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:58,579 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:58,581 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions.
[2023-11-24 23:10:58,581 INFO  L276                IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions.
[2023-11-24 23:10:58,583 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-24 23:10:58,584 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:58,584 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:58,599 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:58,751 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:59,127 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:59,128 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions.
[2023-11-24 23:10:59,128 INFO  L276                IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions.
[2023-11-24 23:10:59,129 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:10:59,129 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:59,129 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:59,139 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:59,166 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:59,186 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:59,186 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions.
[2023-11-24 23:10:59,186 INFO  L276                IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions.
[2023-11-24 23:10:59,188 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:10:59,188 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:59,189 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:59,200 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:59,265 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:10:59,288 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:10:59,288 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions.
[2023-11-24 23:10:59,288 INFO  L276                IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions.
[2023-11-24 23:10:59,289 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:10:59,289 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:10:59,290 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:10:59,302 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:10:59,543 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:00,218 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:00,219 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions.
[2023-11-24 23:11:00,219 INFO  L276                IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions.
[2023-11-24 23:11:00,219 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:11:00,220 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:00,220 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:00,231 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:00,910 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:03,963 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:03,964 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions.
[2023-11-24 23:11:03,964 INFO  L276                IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions.
[2023-11-24 23:11:03,965 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:11:03,965 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:03,965 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:03,973 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:03,985 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:04,164 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:04,165 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions.
[2023-11-24 23:11:04,165 INFO  L276                IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions.
[2023-11-24 23:11:04,165 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:11:04,165 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:04,166 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:04,177 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:04,386 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-24 23:11:06,905 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:06,906 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 91 transitions.
[2023-11-24 23:11:06,906 INFO  L276                IsEmpty]: Start isEmpty. Operand 52 states and 91 transitions.
[2023-11-24 23:11:06,907 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:11:06,907 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:06,907 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:06,927 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:06,938 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:11:07,196 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:07,197 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 90 transitions.
[2023-11-24 23:11:07,197 INFO  L276                IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions.
[2023-11-24 23:11:07,197 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:11:07,197 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:07,197 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:07,206 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:07,434 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:08,734 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:08,734 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 56 states and 99 transitions.
[2023-11-24 23:11:08,734 INFO  L276                IsEmpty]: Start isEmpty. Operand 56 states and 99 transitions.
[2023-11-24 23:11:08,735 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:11:08,735 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:08,735 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:08,745 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:08,756 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:11:09,075 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:09,076 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 98 transitions.
[2023-11-24 23:11:09,076 INFO  L276                IsEmpty]: Start isEmpty. Operand 56 states and 98 transitions.
[2023-11-24 23:11:09,076 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-24 23:11:09,076 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:09,077 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:09,096 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:09,127 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:09,580 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:09,581 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 57 states and 99 transitions.
[2023-11-24 23:11:09,581 INFO  L276                IsEmpty]: Start isEmpty. Operand 57 states and 99 transitions.
[2023-11-24 23:11:09,582 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-24 23:11:09,582 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:09,582 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:09,594 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:09,628 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-24 23:11:10,014 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:10,014 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions.
[2023-11-24 23:11:10,015 INFO  L276                IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions.
[2023-11-24 23:11:10,015 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-24 23:11:10,015 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:10,016 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:10,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:10,553 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:11,610 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:11,611 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions.
[2023-11-24 23:11:11,611 INFO  L276                IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions.
[2023-11-24 23:11:11,611 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:11:11,611 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:11,612 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:11,625 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:11,649 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:11,956 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:11,956 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions.
[2023-11-24 23:11:11,956 INFO  L276                IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions.
[2023-11-24 23:11:11,957 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:11:11,957 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:11,957 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:11,968 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:12,453 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:14,547 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:14,548 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 46 states and 69 transitions.
[2023-11-24 23:11:14,549 INFO  L276                IsEmpty]: Start isEmpty. Operand 46 states and 69 transitions.
[2023-11-24 23:11:14,551 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:11:14,551 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:14,552 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:14,570 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:14,669 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:15,913 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:15,914 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions.
[2023-11-24 23:11:15,914 INFO  L276                IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions.
[2023-11-24 23:11:15,916 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:11:15,916 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:15,917 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:15,928 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:16,075 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:17,212 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:17,213 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions.
[2023-11-24 23:11:17,213 INFO  L276                IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions.
[2023-11-24 23:11:17,213 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:11:17,214 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:17,214 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:17,222 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:17,234 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:17,608 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:17,608 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions.
[2023-11-24 23:11:17,609 INFO  L276                IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions.
[2023-11-24 23:11:17,609 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 23:11:17,609 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:17,610 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:17,631 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:17,709 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:18,225 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:18,225 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 82 transitions.
[2023-11-24 23:11:18,226 INFO  L276                IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions.
[2023-11-24 23:11:18,226 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:11:18,226 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:18,226 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:18,245 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:18,311 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:18,337 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:18,338 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions.
[2023-11-24 23:11:18,338 INFO  L276                IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions.
[2023-11-24 23:11:18,338 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-24 23:11:18,338 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:18,339 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:18,348 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:18,409 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:11:18,579 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:18,579 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 58 states and 84 transitions.
[2023-11-24 23:11:18,579 INFO  L276                IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions.
[2023-11-24 23:11:18,580 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-24 23:11:18,580 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:18,580 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:18,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:18,774 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:19,470 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:19,471 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions.
[2023-11-24 23:11:19,471 INFO  L276                IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions.
[2023-11-24 23:11:19,471 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-24 23:11:19,471 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:19,472 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:19,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:19,534 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:19,570 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:19,570 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions.
[2023-11-24 23:11:19,571 INFO  L276                IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions.
[2023-11-24 23:11:19,571 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:11:19,571 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:19,571 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:19,581 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:20,007 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:23,737 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:23,737 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions.
[2023-11-24 23:11:23,738 INFO  L276                IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions.
[2023-11-24 23:11:23,738 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:11:23,738 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:23,738 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:23,755 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:23,798 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:25,519 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:25,520 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions.
[2023-11-24 23:11:25,520 INFO  L276                IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions.
[2023-11-24 23:11:25,520 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:11:25,520 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:25,520 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:25,543 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:25,723 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-11-24 23:11:28,266 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:28,266 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions.
[2023-11-24 23:11:28,266 INFO  L276                IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions.
[2023-11-24 23:11:28,267 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:11:28,267 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:28,267 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:28,293 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:28,322 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:28,686 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:28,687 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 116 transitions.
[2023-11-24 23:11:28,687 INFO  L276                IsEmpty]: Start isEmpty. Operand 74 states and 116 transitions.
[2023-11-24 23:11:28,687 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:11:28,688 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:28,688 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:28,697 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:28,783 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:11:28,824 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:28,825 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions.
[2023-11-24 23:11:28,825 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions.
[2023-11-24 23:11:28,825 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-24 23:11:28,826 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:28,826 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:28,835 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:29,754 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:33,413 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:33,414 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 84 states and 132 transitions.
[2023-11-24 23:11:33,414 INFO  L276                IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions.
[2023-11-24 23:11:33,414 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-24 23:11:33,414 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:33,414 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:33,427 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:33,504 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 23:11:34,980 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:34,980 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 90 states and 140 transitions.
[2023-11-24 23:11:34,980 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions.
[2023-11-24 23:11:34,981 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-24 23:11:34,981 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:34,981 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:34,996 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:35,204 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:11:36,322 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:36,322 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 94 states and 145 transitions.
[2023-11-24 23:11:36,322 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 145 transitions.
[2023-11-24 23:11:36,323 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-24 23:11:36,323 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:36,323 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:36,334 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:36,418 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:11:37,052 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:37,053 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions.
[2023-11-24 23:11:37,053 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions.
[2023-11-24 23:11:37,053 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-24 23:11:37,053 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:37,054 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:37,068 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:37,246 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2023-11-24 23:11:37,975 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:37,975 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 154 transitions.
[2023-11-24 23:11:37,975 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions.
[2023-11-24 23:11:37,976 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-24 23:11:37,976 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:37,976 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:37,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:38,049 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:11:38,979 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:38,979 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions.
[2023-11-24 23:11:38,980 INFO  L276                IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions.
[2023-11-24 23:11:38,980 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-24 23:11:38,980 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:38,980 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:38,992 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:39,067 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2023-11-24 23:11:39,578 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:39,579 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 102 states and 161 transitions.
[2023-11-24 23:11:39,579 INFO  L276                IsEmpty]: Start isEmpty. Operand 102 states and 161 transitions.
[2023-11-24 23:11:39,580 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-24 23:11:39,580 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:39,580 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:39,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:39,632 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 23:11:39,676 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:39,677 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions.
[2023-11-24 23:11:39,677 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions.
[2023-11-24 23:11:39,677 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-11-24 23:11:39,677 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:39,678 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:39,689 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:39,869 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.
[2023-11-24 23:11:41,634 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:11:41,635 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 106 states and 162 transitions.
[2023-11-24 23:11:41,635 INFO  L276                IsEmpty]: Start isEmpty. Operand 106 states and 162 transitions.
[2023-11-24 23:11:41,635 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-11-24 23:11:41,635 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:11:41,636 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:11:41,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:11:42,292 INFO  L134       CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.