./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit


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


Checking for overflows
Using default analysis
Version 0e0057cc
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_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/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_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f5c3252c23e9c49e7b3cce6858e3c801f843203fda4604e23c25c5a714e6a2c0
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-24 22:15:39,942 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-24 22:15:40,061 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf
[2023-11-24 22:15:40,067 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-24 22:15:40,068 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-24 22:15:40,103 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-24 22:15:40,105 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-24 22:15:40,105 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2023-11-24 22:15:40,106 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-24 22:15:40,111 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-24 22:15:40,112 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-24 22:15:40,113 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-24 22:15:40,113 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-24 22:15:40,115 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-24 22:15:40,115 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-24 22:15:40,116 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-24 22:15:40,116 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-24 22:15:40,117 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=true
[2023-11-24 22:15:40,117 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-24 22:15:40,117 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-24 22:15:40,118 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-24 22:15:40,119 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-24 22:15:40,119 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-24 22:15:40,120 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-24 22:15:40,120 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-24 22:15:40,120 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 22:15:40,121 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-24 22:15:40,121 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-24 22:15:40,122 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-24 22:15:40,122 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-24 22:15:40,123 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-24 22:15:40,124 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-24 22:15:40,124 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_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/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_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/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 ! overflow) )


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 -> f5c3252c23e9c49e7b3cce6858e3c801f843203fda4604e23c25c5a714e6a2c0
[2023-11-24 22:15:40,445 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-24 22:15:40,497 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-24 22:15:40,499 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-24 22:15:40,501 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-24 22:15:40,501 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-24 22:15:40,503 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i
[2023-11-24 22:15:43,692 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-24 22:15:44,149 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-24 22:15:44,155 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i
[2023-11-24 22:15:44,195 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/data/7f1427965/8ab93da6fb5c4c6fb078cb8135309b1a/FLAG431773d92
[2023-11-24 22:15:44,220 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/data/7f1427965/8ab93da6fb5c4c6fb078cb8135309b1a
[2023-11-24 22:15:44,226 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-24 22:15:44,229 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-24 22:15:44,233 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-24 22:15:44,233 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-24 22:15:44,240 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-24 22:15:44,241 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:44" (1/1) ...
[2023-11-24 22:15:44,242 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@625fccde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:44, skipping insertion in model container
[2023-11-24 22:15:44,244 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:44" (1/1) ...
[2023-11-24 22:15:44,381 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-24 22:15:45,588 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 22:15:45,606 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-24 22:15:45,792 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 22:15:45,925 WARN  L675               CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler.
[2023-11-24 22:15:45,926 WARN  L675               CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler.
[2023-11-24 22:15:45,932 INFO  L206         MainTranslator]: Completed translation
[2023-11-24 22:15:45,932 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45 WrapperNode
[2023-11-24 22:15:45,933 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-24 22:15:45,934 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-24 22:15:45,934 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-24 22:15:45,934 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-24 22:15:45,942 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:45,985 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,042 INFO  L138                Inliner]: procedures = 574, calls = 148, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 521
[2023-11-24 22:15:46,043 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-24 22:15:46,044 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-24 22:15:46,044 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-24 22:15:46,044 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-24 22:15:46,054 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,054 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,065 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,066 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,109 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,115 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,135 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,140 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,167 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-24 22:15:46,168 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-24 22:15:46,168 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-24 22:15:46,168 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-24 22:15:46,180 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:45" (1/1) ...
[2023-11-24 22:15:46,209 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 22:15:46,221 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/z3
[2023-11-24 22:15:46,233 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-24 22:15:46,245 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c738bc1f-6aa3-47cf-91fb-d8ecf6c7c8d0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-24 22:15:46,268 INFO  L130     BoogieDeclarations]: Found specification of procedure strerror
[2023-11-24 22:15:46,268 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-24 22:15:46,269 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~int
[2023-11-24 22:15:46,269 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2023-11-24 22:15:46,269 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-24 22:15:46,270 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-24 22:15:46,270 INFO  L130     BoogieDeclarations]: Found specification of procedure fflush
[2023-11-24 22:15:46,271 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-24 22:15:46,271 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-24 22:15:46,271 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-24 22:15:46,272 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-24 22:15:46,272 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy
[2023-11-24 22:15:46,272 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy
[2023-11-24 22:15:46,272 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$
[2023-11-24 22:15:46,272 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$
[2023-11-24 22:15:46,272 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-24 22:15:46,273 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-24 22:15:46,273 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-24 22:15:46,273 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-24 22:15:46,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-24 22:15:46,273 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-24 22:15:46,638 INFO  L241             CfgBuilder]: Building ICFG
[2023-11-24 22:15:46,640 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-24 22:15:47,274 INFO  L282             CfgBuilder]: Performing block encoding
[2023-11-24 22:15:47,467 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-24 22:15:47,471 INFO  L309             CfgBuilder]: Removed 10 assume(true) statements.
[2023-11-24 22:15:47,473 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:47 BoogieIcfgContainer
[2023-11-24 22:15:47,473 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-24 22:15:47,474 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-24 22:15:47,474 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-24 22:15:47,484 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-24 22:15:47,485 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:47" (1/1) ...
[2023-11-24 22:15:47,498 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 22:15:47,568 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:47,580 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 129 states and 164 transitions.
[2023-11-24 22:15:47,581 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 164 transitions.
[2023-11-24 22:15:47,582 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-24 22:15:47,584 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:47,584 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:47,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:48,024 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 22:15:48,072 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:48,075 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 131 states and 167 transitions.
[2023-11-24 22:15:48,075 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions.
[2023-11-24 22:15:48,075 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-24 22:15:48,075 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:48,076 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:48,114 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:48,184 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 22:15:48,203 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:48,205 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 132 states and 168 transitions.
[2023-11-24 22:15:48,206 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 168 transitions.
[2023-11-24 22:15:48,206 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-24 22:15:48,206 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:48,207 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:48,241 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:48,402 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 22:15:48,468 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:48,473 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 134 states and 171 transitions.
[2023-11-24 22:15:48,473 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions.
[2023-11-24 22:15:48,482 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-24 22:15:48,482 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:48,483 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:48,529 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:48,647 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-24 22:15:48,756 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:48,759 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions.
[2023-11-24 22:15:48,760 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions.
[2023-11-24 22:15:48,761 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 22:15:48,761 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:48,761 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:48,806 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:48,956 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 22:15:49,041 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:49,042 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 134 states and 171 transitions.
[2023-11-24 22:15:49,043 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions.
[2023-11-24 22:15:49,044 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 22:15:49,045 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:49,045 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:49,089 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:49,228 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-24 22:15:49,401 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:49,403 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions.
[2023-11-24 22:15:49,403 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions.
[2023-11-24 22:15:49,404 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-24 22:15:49,404 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:49,405 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:49,442 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:49,527 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-24 22:15:49,576 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:49,577 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 132 states and 169 transitions.
[2023-11-24 22:15:49,577 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 169 transitions.
[2023-11-24 22:15:49,578 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-24 22:15:49,578 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:49,578 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:49,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:49,737 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:49,994 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:49,995 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 135 states and 172 transitions.
[2023-11-24 22:15:49,995 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions.
[2023-11-24 22:15:49,995 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-24 22:15:49,995 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:49,996 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:50,030 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:50,183 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:50,368 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:50,370 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 138 states and 175 transitions.
[2023-11-24 22:15:50,370 INFO  L276                IsEmpty]: Start isEmpty. Operand 138 states and 175 transitions.
[2023-11-24 22:15:50,370 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-24 22:15:50,371 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:50,371 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:50,418 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:50,590 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:50,791 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:50,792 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 141 states and 178 transitions.
[2023-11-24 22:15:50,792 INFO  L276                IsEmpty]: Start isEmpty. Operand 141 states and 178 transitions.
[2023-11-24 22:15:50,793 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-11-24 22:15:50,793 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:50,793 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:50,829 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:51,052 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:51,272 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:51,273 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 144 states and 181 transitions.
[2023-11-24 22:15:51,273 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 181 transitions.
[2023-11-24 22:15:51,274 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-11-24 22:15:51,274 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:51,275 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:51,313 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:51,541 INFO  L134       CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:51,813 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:51,814 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 147 states and 184 transitions.
[2023-11-24 22:15:51,815 INFO  L276                IsEmpty]: Start isEmpty. Operand 147 states and 184 transitions.
[2023-11-24 22:15:51,815 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-11-24 22:15:51,815 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:51,816 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:51,865 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:52,152 INFO  L134       CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:52,422 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:52,422 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 150 states and 187 transitions.
[2023-11-24 22:15:52,423 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 187 transitions.
[2023-11-24 22:15:52,423 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2023-11-24 22:15:52,424 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:52,424 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:52,478 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:52,792 INFO  L134       CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:53,061 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:53,062 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 153 states and 190 transitions.
[2023-11-24 22:15:53,062 INFO  L276                IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions.
[2023-11-24 22:15:53,063 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2023-11-24 22:15:53,063 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:53,064 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:53,111 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:53,477 INFO  L134       CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-24 22:15:53,674 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:53,675 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 192 transitions.
[2023-11-24 22:15:53,675 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions.
[2023-11-24 22:15:53,676 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2023-11-24 22:15:53,676 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:53,676 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:53,757 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:54,094 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-24 22:15:54,364 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:54,365 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 155 states and 191 transitions.
[2023-11-24 22:15:54,365 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 191 transitions.
[2023-11-24 22:15:54,366 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2023-11-24 22:15:54,366 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:54,367 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:54,417 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:54,528 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-24 22:15:54,552 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:54,553 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 154 states and 190 transitions.
[2023-11-24 22:15:54,553 INFO  L276                IsEmpty]: Start isEmpty. Operand 154 states and 190 transitions.
[2023-11-24 22:15:54,554 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2023-11-24 22:15:54,554 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:54,555 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:54,595 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:54,745 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-24 22:15:54,878 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:54,880 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 153 states and 189 transitions.
[2023-11-24 22:15:54,880 INFO  L276                IsEmpty]: Start isEmpty. Operand 153 states and 189 transitions.
[2023-11-24 22:15:54,882 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2023-11-24 22:15:54,882 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:54,883 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:54,945 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:55,101 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-24 22:15:55,178 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:55,179 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 155 states and 192 transitions.
[2023-11-24 22:15:55,180 INFO  L276                IsEmpty]: Start isEmpty. Operand 155 states and 192 transitions.
[2023-11-24 22:15:55,180 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2023-11-24 22:15:55,180 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:55,181 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:55,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:55,339 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-24 22:15:55,361 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:55,362 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 156 states and 193 transitions.
[2023-11-24 22:15:55,362 INFO  L276                IsEmpty]: Start isEmpty. Operand 156 states and 193 transitions.
[2023-11-24 22:15:55,363 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2023-11-24 22:15:55,363 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:55,363 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:55,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:55,627 INFO  L134       CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-24 22:15:55,779 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:55,779 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 158 states and 196 transitions.
[2023-11-24 22:15:55,780 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 196 transitions.
[2023-11-24 22:15:55,780 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2023-11-24 22:15:55,780 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:55,781 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:55,835 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:55,980 INFO  L134       CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked.
[2023-11-24 22:15:56,420 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:56,420 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 164 states and 207 transitions.
[2023-11-24 22:15:56,421 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 207 transitions.
[2023-11-24 22:15:56,421 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2023-11-24 22:15:56,421 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:56,421 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:56,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:56,692 INFO  L134       CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked.
[2023-11-24 22:15:57,036 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:57,038 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 163 states and 206 transitions.
[2023-11-24 22:15:57,038 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 206 transitions.
[2023-11-24 22:15:57,038 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2023-11-24 22:15:57,038 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:57,039 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:57,114 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:57,218 INFO  L134       CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked.
[2023-11-24 22:15:57,246 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:57,247 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 164 states and 207 transitions.
[2023-11-24 22:15:57,248 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 207 transitions.
[2023-11-24 22:15:57,248 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2023-11-24 22:15:57,248 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:57,249 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:57,304 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:57,443 INFO  L134       CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-24 22:15:57,528 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:57,529 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 166 states and 211 transitions.
[2023-11-24 22:15:57,529 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 211 transitions.
[2023-11-24 22:15:57,529 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2023-11-24 22:15:57,530 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:57,530 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:57,600 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:57,724 INFO  L134       CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked.
[2023-11-24 22:15:58,230 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:58,231 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 168 states and 214 transitions.
[2023-11-24 22:15:58,231 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 214 transitions.
[2023-11-24 22:15:58,232 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2023-11-24 22:15:58,232 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:58,232 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:58,307 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:58,591 INFO  L134       CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-24 22:15:59,213 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:59,214 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 170 states and 218 transitions.
[2023-11-24 22:15:59,214 INFO  L276                IsEmpty]: Start isEmpty. Operand 170 states and 218 transitions.
[2023-11-24 22:15:59,215 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 50
[2023-11-24 22:15:59,215 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:59,215 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:59,272 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:59,402 INFO  L134       CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-24 22:15:59,431 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:59,432 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 171 states and 219 transitions.
[2023-11-24 22:15:59,432 INFO  L276                IsEmpty]: Start isEmpty. Operand 171 states and 219 transitions.
[2023-11-24 22:15:59,433 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2023-11-24 22:15:59,433 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:59,433 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:15:59,488 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:15:59,671 INFO  L134       CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-24 22:15:59,924 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:15:59,925 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 173 states and 223 transitions.
[2023-11-24 22:15:59,925 INFO  L276                IsEmpty]: Start isEmpty. Operand 173 states and 223 transitions.
[2023-11-24 22:15:59,926 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2023-11-24 22:15:59,926 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:15:59,926 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:00,004 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:00,121 INFO  L134       CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked.
[2023-11-24 22:16:00,451 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:00,452 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 170 states and 218 transitions.
[2023-11-24 22:16:00,453 INFO  L276                IsEmpty]: Start isEmpty. Operand 170 states and 218 transitions.
[2023-11-24 22:16:00,453 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2023-11-24 22:16:00,453 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:00,454 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:00,566 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:00,678 INFO  L134       CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked.
[2023-11-24 22:16:01,038 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:01,039 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 172 states and 219 transitions.
[2023-11-24 22:16:01,040 INFO  L276                IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions.
[2023-11-24 22:16:01,041 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2023-11-24 22:16:01,041 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:01,043 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:01,101 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:01,290 INFO  L134       CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-24 22:16:01,715 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:01,716 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions.
[2023-11-24 22:16:01,717 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions.
[2023-11-24 22:16:01,717 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2023-11-24 22:16:01,717 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:01,718 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:01,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:02,036 INFO  L134       CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-24 22:16:02,465 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:02,466 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 176 states and 224 transitions.
[2023-11-24 22:16:02,467 INFO  L276                IsEmpty]: Start isEmpty. Operand 176 states and 224 transitions.
[2023-11-24 22:16:02,468 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2023-11-24 22:16:02,468 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:02,468 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:02,539 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:02,845 INFO  L134       CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked.
[2023-11-24 22:16:03,412 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:03,413 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions.
[2023-11-24 22:16:03,413 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions.
[2023-11-24 22:16:03,414 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 56
[2023-11-24 22:16:03,414 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:03,414 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:03,472 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:03,710 INFO  L134       CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked.
[2023-11-24 22:16:05,848 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:05,849 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 189 states and 249 transitions.
[2023-11-24 22:16:05,849 INFO  L276                IsEmpty]: Start isEmpty. Operand 189 states and 249 transitions.
[2023-11-24 22:16:05,850 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 56
[2023-11-24 22:16:05,850 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:05,850 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:05,921 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:06,056 INFO  L134       CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.
[2023-11-24 22:16:06,384 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:06,385 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 190 states and 250 transitions.
[2023-11-24 22:16:06,385 INFO  L276                IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions.
[2023-11-24 22:16:06,386 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2023-11-24 22:16:06,386 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:06,386 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:06,435 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:06,523 INFO  L134       CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked.
[2023-11-24 22:16:06,540 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:06,541 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions.
[2023-11-24 22:16:06,542 INFO  L276                IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions.
[2023-11-24 22:16:06,543 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2023-11-24 22:16:06,543 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:06,544 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:06,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:07,062 INFO  L134       CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-24 22:16:07,315 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:07,316 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 192 states and 251 transitions.
[2023-11-24 22:16:07,316 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 251 transitions.
[2023-11-24 22:16:07,317 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2023-11-24 22:16:07,317 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:07,317 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:07,369 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:07,510 INFO  L134       CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked.
[2023-11-24 22:16:07,962 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:07,963 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 194 states and 252 transitions.
[2023-11-24 22:16:07,963 INFO  L276                IsEmpty]: Start isEmpty. Operand 194 states and 252 transitions.
[2023-11-24 22:16:07,964 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2023-11-24 22:16:07,964 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:07,965 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:08,012 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:08,189 INFO  L134       CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked.
[2023-11-24 22:16:08,554 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:08,555 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 196 states and 253 transitions.
[2023-11-24 22:16:08,555 INFO  L276                IsEmpty]: Start isEmpty. Operand 196 states and 253 transitions.
[2023-11-24 22:16:08,556 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2023-11-24 22:16:08,556 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:08,556 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:08,623 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:08,872 INFO  L134       CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked.
[2023-11-24 22:16:10,921 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:10,923 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 205 states and 268 transitions.
[2023-11-24 22:16:10,923 INFO  L276                IsEmpty]: Start isEmpty. Operand 205 states and 268 transitions.
[2023-11-24 22:16:10,924 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2023-11-24 22:16:10,925 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:10,925 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:11,025 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:11,355 INFO  L134       CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked.
[2023-11-24 22:16:13,553 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:13,554 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 215 states and 283 transitions.
[2023-11-24 22:16:13,554 INFO  L276                IsEmpty]: Start isEmpty. Operand 215 states and 283 transitions.
[2023-11-24 22:16:13,554 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 62
[2023-11-24 22:16:13,555 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:13,555 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:13,617 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:14,079 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.
[2023-11-24 22:16:21,722 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:21,725 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 265 states and 350 transitions.
[2023-11-24 22:16:21,725 INFO  L276                IsEmpty]: Start isEmpty. Operand 265 states and 350 transitions.
[2023-11-24 22:16:21,726 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-24 22:16:21,726 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:21,732 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:21,794 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:22,235 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.
[2023-11-24 22:16:22,581 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:22,582 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 267 states and 353 transitions.
[2023-11-24 22:16:22,582 INFO  L276                IsEmpty]: Start isEmpty. Operand 267 states and 353 transitions.
[2023-11-24 22:16:22,583 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-24 22:16:22,584 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:22,584 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:22,638 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:22,878 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.
[2023-11-24 22:16:23,062 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:23,063 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 270 states and 359 transitions.
[2023-11-24 22:16:23,063 INFO  L276                IsEmpty]: Start isEmpty. Operand 270 states and 359 transitions.
[2023-11-24 22:16:23,064 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 62
[2023-11-24 22:16:23,064 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:23,064 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:23,135 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:23,272 INFO  L134       CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked.
[2023-11-24 22:16:23,962 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:23,964 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 272 states and 360 transitions.
[2023-11-24 22:16:23,964 INFO  L276                IsEmpty]: Start isEmpty. Operand 272 states and 360 transitions.
[2023-11-24 22:16:23,965 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2023-11-24 22:16:23,965 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:23,965 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:24,037 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:24,147 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.
[2023-11-24 22:16:24,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:24,173 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 361 transitions.
[2023-11-24 22:16:24,173 INFO  L276                IsEmpty]: Start isEmpty. Operand 273 states and 361 transitions.
[2023-11-24 22:16:24,175 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-24 22:16:24,175 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:24,175 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:24,221 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:24,340 INFO  L134       CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked.
[2023-11-24 22:16:25,537 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:25,539 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 280 states and 374 transitions.
[2023-11-24 22:16:25,539 INFO  L276                IsEmpty]: Start isEmpty. Operand 280 states and 374 transitions.
[2023-11-24 22:16:25,540 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-24 22:16:25,540 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:25,540 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:25,612 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:25,744 INFO  L134       CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked.
[2023-11-24 22:16:26,394 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:26,395 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 282 states and 375 transitions.
[2023-11-24 22:16:26,395 INFO  L276                IsEmpty]: Start isEmpty. Operand 282 states and 375 transitions.
[2023-11-24 22:16:26,397 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2023-11-24 22:16:26,397 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:26,397 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:26,450 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:26,494 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.
[2023-11-24 22:16:26,509 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:26,510 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 282 states and 374 transitions.
[2023-11-24 22:16:26,511 INFO  L276                IsEmpty]: Start isEmpty. Operand 282 states and 374 transitions.
[2023-11-24 22:16:26,512 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2023-11-24 22:16:26,512 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:26,512 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:26,558 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:26,678 INFO  L134       CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked.
[2023-11-24 22:16:26,979 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 22:16:26,980 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 284 states and 376 transitions.
[2023-11-24 22:16:26,981 INFO  L276                IsEmpty]: Start isEmpty. Operand 284 states and 376 transitions.
[2023-11-24 22:16:26,982 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 68
[2023-11-24 22:16:26,982 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 22:16:26,982 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 22:16:27,045 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 22:16:27,357 INFO  L134       CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked.