./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test3-2.i --full-output --architecture 32bit


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


Checking for memory safety (memcleanup)
Using default analysis
Version 9bd2c7ff
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_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 03:59:53,910 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 03:59:53,980 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf
[2023-11-19 03:59:53,986 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 03:59:53,986 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 03:59:54,032 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 03:59:54,033 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 03:59:54,033 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 03:59:54,034 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 03:59:54,035 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-19 03:59:54,035 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-19 03:59:54,036 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 03:59:54,036 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-19 03:59:54,037 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 03:59:54,037 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 03:59:54,038 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-19 03:59:54,038 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-19 03:59:54,039 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 03:59:54,039 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 03:59:54,040 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-19 03:59:54,040 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-19 03:59:54,041 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-19 03:59:54,041 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 03:59:54,042 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 03:59:54,042 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-19 03:59:54,042 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-19 03:59:54,043 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 03:59:54,043 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:59:54,044 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 03:59:54,044 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 03:59:54,044 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-19 03:59:54,045 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 03:59:54,045 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_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) )


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 -> cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75
[2023-11-19 03:59:54,375 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 03:59:54,408 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 03:59:54,411 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 03:59:54,413 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 03:59:54,413 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 03:59:54,415 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test3-2.i
[2023-11-19 03:59:57,511 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 03:59:57,971 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 03:59:57,978 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test3-2.i
[2023-11-19 03:59:58,007 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/data/5f2a40d12/c5a89de438104ae0a55a774e8acc0b46/FLAG73d63fd1d
[2023-11-19 03:59:58,020 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/data/5f2a40d12/c5a89de438104ae0a55a774e8acc0b46
[2023-11-19 03:59:58,023 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 03:59:58,024 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 03:59:58,026 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 03:59:58,026 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 03:59:58,032 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 03:59:58,033 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:58,034 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f47c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58, skipping insertion in model container
[2023-11-19 03:59:58,035 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:58,112 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 03:59:58,368 WARN  L635        FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 03:59:58,749 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:59:58,774 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 03:59:58,805 WARN  L635        FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 03:59:58,930 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:59:58,975 WARN  L675               CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:59:58,976 WARN  L675               CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:59:58,985 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 03:59:58,985 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58 WrapperNode
[2023-11-19 03:59:58,986 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 03:59:58,987 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 03:59:58,987 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 03:59:58,988 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 03:59:58,996 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,034 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,158 INFO  L138                Inliner]: procedures = 178, calls = 334, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 1529
[2023-11-19 03:59:59,159 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 03:59:59,160 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 03:59:59,161 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 03:59:59,161 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 03:59:59,172 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,173 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,194 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,194 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,251 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,269 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,275 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,284 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,302 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 03:59:59,303 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 03:59:59,303 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 03:59:59,304 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 03:59:59,305 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:58" (1/1) ...
[2023-11-19 03:59:59,316 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:59:59,329 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 03:59:59,349 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 03:59:59,379 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49039b4-d59f-400f-8005-0d0663976b07/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 03:59:59,401 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-19 03:59:59,402 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-19 03:59:59,402 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-19 03:59:59,402 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 03:59:59,404 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-19 03:59:59,404 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 03:59:59,404 INFO  L130     BoogieDeclarations]: Found specification of procedure memcmp
[2023-11-19 03:59:59,404 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-19 03:59:59,405 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 03:59:59,405 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 03:59:59,405 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 03:59:59,405 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 03:59:59,767 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 03:59:59,770 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 04:00:01,688 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 04:00:03,660 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 04:00:03,660 INFO  L302             CfgBuilder]: Removed 72 assume(true) statements.
[2023-11-19 04:00:03,671 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:03 BoogieIcfgContainer
[2023-11-19 04:00:03,671 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 04:00:03,674 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 04:00:03,675 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-19 04:00:03,687 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-19 04:00:03,687 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:03" (1/1) ...
[2023-11-19 04:00:03,700 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 04:00:03,771 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:03,781 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions.
[2023-11-19 04:00:03,781 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions.
[2023-11-19 04:00:03,784 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 04:00:03,784 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:03,785 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:03,928 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:04,145 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:04,202 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:04,210 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions.
[2023-11-19 04:00:04,211 INFO  L276                IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions.
[2023-11-19 04:00:04,213 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 04:00:04,214 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:04,214 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:04,246 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:04,286 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:04,303 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:04,304 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 137 states and 232 transitions.
[2023-11-19 04:00:04,304 INFO  L276                IsEmpty]: Start isEmpty. Operand 137 states and 232 transitions.
[2023-11-19 04:00:04,306 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-19 04:00:04,306 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:04,306 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:04,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:04,527 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:04,616 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:04,618 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 145 states and 247 transitions.
[2023-11-19 04:00:04,618 INFO  L276                IsEmpty]: Start isEmpty. Operand 145 states and 247 transitions.
[2023-11-19 04:00:04,622 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 04:00:04,622 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:04,623 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:04,669 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:04,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:05,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:05,173 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 151 states and 255 transitions.
[2023-11-19 04:00:05,173 INFO  L276                IsEmpty]: Start isEmpty. Operand 151 states and 255 transitions.
[2023-11-19 04:00:05,181 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 04:00:05,181 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:05,181 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:05,212 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:05,232 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:05,248 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:05,249 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions.
[2023-11-19 04:00:05,250 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions.
[2023-11-19 04:00:05,253 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-19 04:00:05,253 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:05,254 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:05,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:05,310 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:05,322 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:05,323 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 150 states and 248 transitions.
[2023-11-19 04:00:05,323 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 248 transitions.
[2023-11-19 04:00:05,324 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-19 04:00:05,324 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:05,325 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:05,451 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:05,454 INFO  L262         TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 04:00:05,462 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 04:00:05,472 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:05,483 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:05,484 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 150 states and 246 transitions.
[2023-11-19 04:00:05,484 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions.
[2023-11-19 04:00:05,485 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 04:00:05,485 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:05,485 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:05,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:05,532 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:05,542 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:05,543 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 150 states and 242 transitions.
[2023-11-19 04:00:05,543 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 242 transitions.
[2023-11-19 04:00:05,544 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 04:00:05,544 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:05,544 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:05,578 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:05,696 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:05,880 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:05,881 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 152 states and 245 transitions.
[2023-11-19 04:00:05,881 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 245 transitions.
[2023-11-19 04:00:05,884 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-19 04:00:05,885 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:05,885 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:05,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:05,981 INFO  L262         TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 04:00:05,984 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 04:00:05,987 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:05,992 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:05,993 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 152 states and 241 transitions.
[2023-11-19 04:00:05,993 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 241 transitions.
[2023-11-19 04:00:05,994 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 04:00:05,994 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:05,994 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:06,010 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:06,018 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:06,023 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:06,024 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 152 states and 239 transitions.
[2023-11-19 04:00:06,024 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 239 transitions.
[2023-11-19 04:00:06,024 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-11-19 04:00:06,025 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:06,025 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:06,048 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:06,066 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:16,096 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 04:00:16,114 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:16,115 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 152 states and 237 transitions.
[2023-11-19 04:00:16,115 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 237 transitions.
[2023-11-19 04:00:16,116 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-11-19 04:00:16,116 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:16,117 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:16,232 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:16,234 INFO  L262         TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 04:00:16,237 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 04:00:16,241 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:16,247 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:16,247 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 152 states and 231 transitions.
[2023-11-19 04:00:16,248 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 231 transitions.
[2023-11-19 04:00:16,248 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-11-19 04:00:16,249 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:16,249 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:16,596 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:17,278 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:18,613 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:18,614 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 157 states and 240 transitions.
[2023-11-19 04:00:18,614 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 240 transitions.
[2023-11-19 04:00:18,615 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2023-11-19 04:00:18,615 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:18,615 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:18,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:18,791 INFO  L262         TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 04:00:18,795 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 04:00:18,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:28,821 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 04:00:28,876 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:28,877 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 157 states and 234 transitions.
[2023-11-19 04:00:28,877 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 234 transitions.
[2023-11-19 04:00:28,878 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2023-11-19 04:00:28,878 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:28,878 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:29,156 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:29,161 INFO  L262         TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core
[2023-11-19 04:00:29,170 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 04:00:29,271 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:39,316 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 04:00:49,335 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 04:00:59,343 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 04:00:59,367 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:59,368 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 160 states and 237 transitions.
[2023-11-19 04:00:59,368 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions.
[2023-11-19 04:00:59,369 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2023-11-19 04:00:59,369 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:59,369 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:59,625 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:59,630 INFO  L262         TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 04:00:59,635 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 04:00:59,642 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:59,651 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:59,652 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 160 states and 235 transitions.
[2023-11-19 04:00:59,652 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions.
[2023-11-19 04:00:59,652 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2023-11-19 04:00:59,652 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:59,653 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:00:59,858 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 04:00:59,862 INFO  L262         TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 04:00:59,865 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 04:00:59,870 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 04:00:59,883 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:00:59,884 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 160 states and 233 transitions.
[2023-11-19 04:00:59,884 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 233 transitions.
[2023-11-19 04:00:59,885 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2023-11-19 04:00:59,885 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:00:59,886 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms