./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i --full-output --architecture 32bit


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


Checking for overflows
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_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/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_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/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 32bit --witnessprinter.graph.data.programhash 277634da297b7f9e262585608ed7ad62cca7d59b0122d4e61ee1b4b78256acae
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-24 23:05:23,172 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-24 23:05:23,246 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf
[2023-11-24 23:05:23,252 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-24 23:05:23,253 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-24 23:05:23,280 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-24 23:05:23,281 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-24 23:05:23,282 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2023-11-24 23:05:23,283 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-24 23:05:23,284 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-24 23:05:23,285 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-24 23:05:23,285 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-24 23:05:23,286 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-24 23:05:23,286 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-24 23:05:23,287 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-24 23:05:23,288 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-24 23:05:23,288 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-24 23:05:23,289 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-24 23:05:23,290 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-24 23:05:23,290 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=true
[2023-11-24 23:05:23,291 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-24 23:05:23,302 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-24 23:05:23,303 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-24 23:05:23,303 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-24 23:05:23,304 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-24 23:05:23,305 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-24 23:05:23,311 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-24 23:05:23,312 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-24 23:05:23,312 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 23:05:23,313 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-24 23:05:23,314 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-24 23:05:23,314 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-24 23:05:23,314 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-24 23:05:23,315 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-24 23:05:23,315 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-24 23:05:23,316 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_8048c486-ff0d-4346-ad8a-2247a8d263b4/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_8048c486-ff0d-4346-ad8a-2247a8d263b4/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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 277634da297b7f9e262585608ed7ad62cca7d59b0122d4e61ee1b4b78256acae
[2023-11-24 23:05:23,609 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-24 23:05:23,646 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-24 23:05:23,649 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-24 23:05:23,651 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-24 23:05:23,651 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-24 23:05:23,653 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i
[2023-11-24 23:05:26,793 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-24 23:05:27,133 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-24 23:05:27,150 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i
[2023-11-24 23:05:27,171 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/data/054b81f86/fe37be338a154f75812d6128753a0115/FLAGd97bb2fb8
[2023-11-24 23:05:27,186 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/data/054b81f86/fe37be338a154f75812d6128753a0115
[2023-11-24 23:05:27,189 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-24 23:05:27,190 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-24 23:05:27,192 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-24 23:05:27,192 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-24 23:05:27,198 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-24 23:05:27,199 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,200 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31deb7a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27, skipping insertion in model container
[2023-11-24 23:05:27,200 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,252 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-24 23:05:27,580 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 23:05:27,591 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-24 23:05:27,637 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-24 23:05:27,672 INFO  L206         MainTranslator]: Completed translation
[2023-11-24 23:05:27,672 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27 WrapperNode
[2023-11-24 23:05:27,673 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-24 23:05:27,674 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-24 23:05:27,674 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-24 23:05:27,674 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-24 23:05:27,682 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,696 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,734 INFO  L138                Inliner]: procedures = 127, calls = 33, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 123
[2023-11-24 23:05:27,735 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-24 23:05:27,736 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-24 23:05:27,736 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-24 23:05:27,737 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-24 23:05:27,747 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,747 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,757 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,757 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,775 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,779 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,787 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,789 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,793 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-24 23:05:27,794 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-24 23:05:27,794 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-24 23:05:27,794 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-24 23:05:27,795 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:27" (1/1) ...
[2023-11-24 23:05:27,801 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-24 23:05:27,831 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/z3
[2023-11-24 23:05:27,844 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-24 23:05:27,848 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8048c486-ff0d-4346-ad8a-2247a8d263b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-24 23:05:27,884 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-24 23:05:27,884 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-24 23:05:27,884 INFO  L130     BoogieDeclarations]: Found specification of procedure node_create
[2023-11-24 23:05:27,885 INFO  L138     BoogieDeclarations]: Found implementation of procedure node_create
[2023-11-24 23:05:27,885 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-24 23:05:27,885 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-24 23:05:27,885 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-24 23:05:27,885 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-24 23:05:27,885 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-24 23:05:27,886 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-24 23:05:27,886 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2023-11-24 23:05:27,886 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-24 23:05:27,886 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-24 23:05:27,886 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-24 23:05:28,012 INFO  L241             CfgBuilder]: Building ICFG
[2023-11-24 23:05:28,015 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-24 23:05:28,239 INFO  L282             CfgBuilder]: Performing block encoding
[2023-11-24 23:05:28,299 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-24 23:05:28,299 INFO  L309             CfgBuilder]: Removed 3 assume(true) statements.
[2023-11-24 23:05:28,301 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:28 BoogieIcfgContainer
[2023-11-24 23:05:28,301 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-24 23:05:28,302 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-24 23:05:28,302 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-24 23:05:28,314 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-24 23:05:28,314 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:28" (1/1) ...
[2023-11-24 23:05:28,324 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-24 23:05:28,373 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:28,379 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions.
[2023-11-24 23:05:28,379 INFO  L276                IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions.
[2023-11-24 23:05:28,384 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-24 23:05:28,384 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:28,384 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:28,547 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:28,882 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 23:05:29,025 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:29,027 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions.
[2023-11-24 23:05:29,029 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions.
[2023-11-24 23:05:29,030 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-24 23:05:29,030 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:29,030 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:29,083 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:29,164 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 23:05:29,187 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:29,188 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions.
[2023-11-24 23:05:29,188 INFO  L276                IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions.
[2023-11-24 23:05:29,189 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-24 23:05:29,189 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:29,189 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:29,239 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:29,385 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-11-24 23:05:29,521 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:29,522 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 43 transitions.
[2023-11-24 23:05:29,522 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions.
[2023-11-24 23:05:29,524 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-24 23:05:29,524 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:29,524 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:29,577 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:29,740 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 23:05:30,031 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:30,032 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 41 transitions.
[2023-11-24 23:05:30,033 INFO  L276                IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions.
[2023-11-24 23:05:30,034 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-24 23:05:30,035 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:30,035 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:30,071 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:30,234 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2023-11-24 23:05:30,256 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:30,257 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 41 transitions.
[2023-11-24 23:05:30,257 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions.
[2023-11-24 23:05:30,258 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-24 23:05:30,258 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:30,258 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:30,299 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:30,375 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:31,034 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:31,035 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 36 states and 45 transitions.
[2023-11-24 23:05:31,035 INFO  L276                IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions.
[2023-11-24 23:05:31,036 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-11-24 23:05:31,037 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:31,037 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:31,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:31,136 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:31,156 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:31,157 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 37 states and 46 transitions.
[2023-11-24 23:05:31,157 INFO  L276                IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions.
[2023-11-24 23:05:31,158 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2023-11-24 23:05:31,158 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:31,159 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:31,202 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:31,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:31,579 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:31,580 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 40 states and 53 transitions.
[2023-11-24 23:05:31,580 INFO  L276                IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions.
[2023-11-24 23:05:31,582 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-11-24 23:05:31,582 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:31,583 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:31,625 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:31,706 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:31,726 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:31,727 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 41 states and 55 transitions.
[2023-11-24 23:05:31,727 INFO  L276                IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions.
[2023-11-24 23:05:31,728 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2023-11-24 23:05:31,728 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:31,728 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:31,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:31,871 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2023-11-24 23:05:32,081 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:32,085 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 58 transitions.
[2023-11-24 23:05:32,085 INFO  L276                IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions.
[2023-11-24 23:05:32,087 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2023-11-24 23:05:32,087 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:32,087 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:32,131 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:32,330 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:32,708 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:32,710 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 47 states and 65 transitions.
[2023-11-24 23:05:32,710 INFO  L276                IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions.
[2023-11-24 23:05:32,718 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2023-11-24 23:05:32,719 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:32,719 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:32,759 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:32,973 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:33,502 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:33,503 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 51 states and 73 transitions.
[2023-11-24 23:05:33,503 INFO  L276                IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions.
[2023-11-24 23:05:33,503 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2023-11-24 23:05:33,504 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:33,504 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:33,537 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:33,594 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2023-11-24 23:05:34,064 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:34,065 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 54 states and 77 transitions.
[2023-11-24 23:05:34,066 INFO  L276                IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions.
[2023-11-24 23:05:34,066 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2023-11-24 23:05:34,066 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:34,067 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:34,109 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:34,340 INFO  L134       CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:34,502 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:34,504 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 77 transitions.
[2023-11-24 23:05:34,504 INFO  L276                IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions.
[2023-11-24 23:05:34,505 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 37
[2023-11-24 23:05:34,505 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:34,506 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:34,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:34,781 INFO  L134       CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:35,298 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:35,299 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 85 transitions.
[2023-11-24 23:05:35,299 INFO  L276                IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions.
[2023-11-24 23:05:35,299 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2023-11-24 23:05:35,300 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:35,300 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:35,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:35,383 INFO  L134       CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2023-11-24 23:05:35,681 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:35,682 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 88 transitions.
[2023-11-24 23:05:35,682 INFO  L276                IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions.
[2023-11-24 23:05:35,682 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2023-11-24 23:05:35,682 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:35,683 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:35,717 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:35,966 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:36,535 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:36,535 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 96 transitions.
[2023-11-24 23:05:36,536 INFO  L276                IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions.
[2023-11-24 23:05:36,536 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2023-11-24 23:05:36,536 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:36,536 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:36,571 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:36,623 INFO  L134       CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked.
[2023-11-24 23:05:36,935 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:36,936 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 69 states and 99 transitions.
[2023-11-24 23:05:36,936 INFO  L276                IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions.
[2023-11-24 23:05:36,937 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2023-11-24 23:05:36,937 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:36,937 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:36,978 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:37,255 INFO  L134       CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:37,910 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:37,911 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 73 states and 107 transitions.
[2023-11-24 23:05:37,912 INFO  L276                IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions.
[2023-11-24 23:05:37,913 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2023-11-24 23:05:37,913 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:37,914 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:37,950 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:38,005 INFO  L134       CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked.
[2023-11-24 23:05:38,365 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:38,366 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 76 states and 110 transitions.
[2023-11-24 23:05:38,366 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions.
[2023-11-24 23:05:38,367 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2023-11-24 23:05:38,367 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:38,368 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:38,406 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:38,761 INFO  L134       CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:39,429 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:39,429 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 80 states and 118 transitions.
[2023-11-24 23:05:39,429 INFO  L276                IsEmpty]: Start isEmpty. Operand 80 states and 118 transitions.
[2023-11-24 23:05:39,430 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 51
[2023-11-24 23:05:39,430 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:39,430 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:39,469 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:39,517 INFO  L134       CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked.
[2023-11-24 23:05:39,882 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:39,883 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 83 states and 121 transitions.
[2023-11-24 23:05:39,883 INFO  L276                IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions.
[2023-11-24 23:05:39,885 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2023-11-24 23:05:39,886 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:39,886 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:39,922 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:40,325 INFO  L134       CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:41,048 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:41,048 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 87 states and 129 transitions.
[2023-11-24 23:05:41,049 INFO  L276                IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions.
[2023-11-24 23:05:41,049 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2023-11-24 23:05:41,049 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:41,049 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:41,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:41,135 INFO  L134       CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked.
[2023-11-24 23:05:41,548 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:41,549 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 132 transitions.
[2023-11-24 23:05:41,549 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions.
[2023-11-24 23:05:41,552 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 57
[2023-11-24 23:05:41,552 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:41,552 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:41,601 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:41,977 INFO  L134       CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:42,759 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:42,759 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 94 states and 140 transitions.
[2023-11-24 23:05:42,759 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 140 transitions.
[2023-11-24 23:05:42,760 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2023-11-24 23:05:42,760 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:42,760 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:42,820 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:42,878 INFO  L134       CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked.
[2023-11-24 23:05:43,293 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:43,293 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 97 states and 143 transitions.
[2023-11-24 23:05:43,293 INFO  L276                IsEmpty]: Start isEmpty. Operand 97 states and 143 transitions.
[2023-11-24 23:05:43,294 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2023-11-24 23:05:43,294 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:43,295 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:43,332 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:43,752 INFO  L134       CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:44,580 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:44,581 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 101 states and 151 transitions.
[2023-11-24 23:05:44,581 INFO  L276                IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions.
[2023-11-24 23:05:44,582 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-24 23:05:44,582 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:44,582 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:44,619 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:44,689 INFO  L134       CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked.
[2023-11-24 23:05:45,150 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:45,151 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 104 states and 154 transitions.
[2023-11-24 23:05:45,151 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 154 transitions.
[2023-11-24 23:05:45,152 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2023-11-24 23:05:45,152 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:45,152 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:45,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:45,683 INFO  L134       CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:46,612 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:46,612 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 108 states and 162 transitions.
[2023-11-24 23:05:46,613 INFO  L276                IsEmpty]: Start isEmpty. Operand 108 states and 162 transitions.
[2023-11-24 23:05:46,614 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2023-11-24 23:05:46,614 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:46,614 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:46,672 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:46,748 INFO  L134       CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked.
[2023-11-24 23:05:47,240 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:47,240 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 111 states and 165 transitions.
[2023-11-24 23:05:47,241 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions.
[2023-11-24 23:05:47,241 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2023-11-24 23:05:47,241 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:47,242 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:47,284 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:47,821 INFO  L134       CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:48,746 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:48,747 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 115 states and 173 transitions.
[2023-11-24 23:05:48,747 INFO  L276                IsEmpty]: Start isEmpty. Operand 115 states and 173 transitions.
[2023-11-24 23:05:48,748 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2023-11-24 23:05:48,748 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:48,748 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:48,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:48,847 INFO  L134       CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked.
[2023-11-24 23:05:49,366 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:49,367 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 176 transitions.
[2023-11-24 23:05:49,367 INFO  L276                IsEmpty]: Start isEmpty. Operand 118 states and 176 transitions.
[2023-11-24 23:05:49,368 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2023-11-24 23:05:49,368 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:49,368 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:49,408 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:49,965 INFO  L134       CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:51,037 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:51,038 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 122 states and 184 transitions.
[2023-11-24 23:05:51,038 INFO  L276                IsEmpty]: Start isEmpty. Operand 122 states and 184 transitions.
[2023-11-24 23:05:51,039 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2023-11-24 23:05:51,039 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:51,039 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:51,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:51,141 INFO  L134       CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked.
[2023-11-24 23:05:51,645 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:51,646 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 125 states and 187 transitions.
[2023-11-24 23:05:51,646 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 187 transitions.
[2023-11-24 23:05:51,647 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 77
[2023-11-24 23:05:51,647 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:51,648 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:51,705 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:52,370 INFO  L134       CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:53,416 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:53,416 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 129 states and 195 transitions.
[2023-11-24 23:05:53,417 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 195 transitions.
[2023-11-24 23:05:53,418 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 79
[2023-11-24 23:05:53,418 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:53,418 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:53,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:53,516 INFO  L134       CoverageAnalysis]: Checked inductivity of 341 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked.
[2023-11-24 23:05:54,042 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:54,043 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 132 states and 198 transitions.
[2023-11-24 23:05:54,043 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 198 transitions.
[2023-11-24 23:05:54,044 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 81
[2023-11-24 23:05:54,045 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:54,045 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:54,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:54,739 INFO  L134       CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:55,798 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:55,799 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 136 states and 206 transitions.
[2023-11-24 23:05:55,799 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 206 transitions.
[2023-11-24 23:05:55,800 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 83
[2023-11-24 23:05:55,800 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:55,800 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:55,836 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:55,897 INFO  L134       CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked.
[2023-11-24 23:05:56,516 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:56,517 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 139 states and 209 transitions.
[2023-11-24 23:05:56,518 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 209 transitions.
[2023-11-24 23:05:56,518 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 85
[2023-11-24 23:05:56,519 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:56,519 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:56,559 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:57,272 INFO  L134       CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:05:58,362 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:58,363 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 143 states and 217 transitions.
[2023-11-24 23:05:58,363 INFO  L276                IsEmpty]: Start isEmpty. Operand 143 states and 217 transitions.
[2023-11-24 23:05:58,364 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 87
[2023-11-24 23:05:58,364 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:58,364 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:58,396 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:58,462 INFO  L134       CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked.
[2023-11-24 23:05:59,074 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:05:59,075 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 146 states and 220 transitions.
[2023-11-24 23:05:59,075 INFO  L276                IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions.
[2023-11-24 23:05:59,076 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 89
[2023-11-24 23:05:59,076 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:05:59,076 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:05:59,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:05:59,856 INFO  L134       CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:06:01,028 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:01,029 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 150 states and 228 transitions.
[2023-11-24 23:06:01,029 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 228 transitions.
[2023-11-24 23:06:01,030 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 91
[2023-11-24 23:06:01,030 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:01,030 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:01,080 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:01,146 INFO  L134       CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked.
[2023-11-24 23:06:01,772 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:01,773 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 153 states and 231 transitions.
[2023-11-24 23:06:01,774 INFO  L276                IsEmpty]: Start isEmpty. Operand 153 states and 231 transitions.
[2023-11-24 23:06:01,774 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 93
[2023-11-24 23:06:01,774 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:01,775 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:01,813 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:02,537 INFO  L134       CoverageAnalysis]: Checked inductivity of 560 backedges. 0 proven. 544 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:06:03,746 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:03,747 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 157 states and 239 transitions.
[2023-11-24 23:06:03,748 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions.
[2023-11-24 23:06:03,749 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 95
[2023-11-24 23:06:03,749 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:03,749 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:03,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:03,854 INFO  L134       CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 577 trivial. 0 not checked.
[2023-11-24 23:06:04,514 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:04,515 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 160 states and 242 transitions.
[2023-11-24 23:06:04,515 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 242 transitions.
[2023-11-24 23:06:04,516 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 97
[2023-11-24 23:06:04,516 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:04,516 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:04,555 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:05,331 INFO  L134       CoverageAnalysis]: Checked inductivity of 628 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:06:06,743 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:06,744 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 164 states and 250 transitions.
[2023-11-24 23:06:06,744 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 250 transitions.
[2023-11-24 23:06:06,745 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 99
[2023-11-24 23:06:06,745 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:06,745 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:06,781 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:06,843 INFO  L134       CoverageAnalysis]: Checked inductivity of 646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked.
[2023-11-24 23:06:07,486 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:07,486 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 167 states and 253 transitions.
[2023-11-24 23:06:07,487 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions.
[2023-11-24 23:06:07,487 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 101
[2023-11-24 23:06:07,487 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:07,487 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:07,546 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:08,423 INFO  L134       CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 684 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2023-11-24 23:06:09,785 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:09,786 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 171 states and 261 transitions.
[2023-11-24 23:06:09,786 INFO  L276                IsEmpty]: Start isEmpty. Operand 171 states and 261 transitions.
[2023-11-24 23:06:09,787 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 103
[2023-11-24 23:06:09,788 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:09,788 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:09,825 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:09,897 INFO  L134       CoverageAnalysis]: Checked inductivity of 719 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 719 trivial. 0 not checked.
[2023-11-24 23:06:10,751 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-24 23:06:10,752 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 174 states and 264 transitions.
[2023-11-24 23:06:10,752 INFO  L276                IsEmpty]: Start isEmpty. Operand 174 states and 264 transitions.
[2023-11-24 23:06:10,753 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 105
[2023-11-24 23:06:10,753 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-24 23:06:10,755 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-24 23:06:10,799 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-24 23:06:11,649 INFO  L134       CoverageAnalysis]: Checked inductivity of 776 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.