./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 30e01a73
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2fe3fcfd23f0db0414af322b91d2d32e3943484ebce4a900c0ef2633a5499508
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-30e01a7
[2023-11-23 20:08:23,894 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-23 20:08:23,991 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-11-23 20:08:24,003 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-23 20:08:24,003 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-23 20:08:24,044 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-23 20:08:24,046 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-23 20:08:24,046 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-23 20:08:24,047 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-23 20:08:24,052 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-23 20:08:24,052 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-23 20:08:24,053 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-23 20:08:24,053 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-23 20:08:24,055 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-11-23 20:08:24,056 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-11-23 20:08:24,056 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-11-23 20:08:24,056 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-23 20:08:24,057 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-23 20:08:24,057 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-23 20:08:24,058 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-23 20:08:24,058 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-23 20:08:24,059 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-23 20:08:24,059 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-23 20:08:24,060 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-23 20:08:24,060 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-23 20:08:24,061 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-23 20:08:24,061 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-23 20:08:24,061 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-23 20:08:24,062 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-23 20:08:24,062 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_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/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_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe3fcfd23f0db0414af322b91d2d32e3943484ebce4a900c0ef2633a5499508
[2023-11-23 20:08:24,346 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-23 20:08:24,375 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-23 20:08:24,377 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-23 20:08:24,379 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-23 20:08:24,379 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-23 20:08:24,381 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i
[2023-11-23 20:08:27,379 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-23 20:08:27,724 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-23 20:08:27,725 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i
[2023-11-23 20:08:27,747 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/data/dd475425f/d7f0f8d0224a482f90ed459dbcd2eb5b/FLAG428113447
[2023-11-23 20:08:27,761 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/data/dd475425f/d7f0f8d0224a482f90ed459dbcd2eb5b
[2023-11-23 20:08:27,764 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-23 20:08:27,765 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-23 20:08:27,767 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-23 20:08:27,767 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-23 20:08:27,772 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-23 20:08:27,773 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:27" (1/1) ...
[2023-11-23 20:08:27,774 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6707d2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:27, skipping insertion in model container
[2023-11-23 20:08:27,774 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:27" (1/1) ...
[2023-11-23 20:08:27,842 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-23 20:08:28,290 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-23 20:08:28,306 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-23 20:08:28,387 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-23 20:08:28,429 INFO  L206         MainTranslator]: Completed translation
[2023-11-23 20:08:28,430 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28 WrapperNode
[2023-11-23 20:08:28,430 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-23 20:08:28,431 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-23 20:08:28,432 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-23 20:08:28,432 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-23 20:08:28,440 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,475 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,514 INFO  L138                Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 120
[2023-11-23 20:08:28,515 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-23 20:08:28,516 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-23 20:08:28,516 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-23 20:08:28,516 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-23 20:08:28,526 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,527 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,544 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,545 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,553 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,558 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,566 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,567 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,570 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-23 20:08:28,571 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-23 20:08:28,572 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-23 20:08:28,572 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-23 20:08:28,573 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:28" (1/1) ...
[2023-11-23 20:08:28,590 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-23 20:08:28,603 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/z3
[2023-11-23 20:08:28,616 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-23 20:08:28,621 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a6e54e-82dd-494c-9202-52a129fe38af/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-23 20:08:28,654 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-23 20:08:28,655 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-23 20:08:28,655 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-23 20:08:28,655 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-23 20:08:28,655 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-23 20:08:28,655 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-23 20:08:28,656 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-23 20:08:28,656 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2023-11-23 20:08:28,656 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-23 20:08:28,657 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-23 20:08:28,657 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-23 20:08:28,760 INFO  L241             CfgBuilder]: Building ICFG
[2023-11-23 20:08:28,763 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-23 20:08:29,220 INFO  L282             CfgBuilder]: Performing block encoding
[2023-11-23 20:08:29,270 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-23 20:08:29,271 INFO  L309             CfgBuilder]: Removed 3 assume(true) statements.
[2023-11-23 20:08:29,272 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:29 BoogieIcfgContainer
[2023-11-23 20:08:29,273 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-23 20:08:29,274 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-23 20:08:29,274 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-23 20:08:29,284 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-23 20:08:29,285 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:29" (1/1) ...
[2023-11-23 20:08:29,294 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-23 20:08:29,344 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:29,350 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 88 states and 96 transitions.
[2023-11-23 20:08:29,351 INFO  L276                IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions.
[2023-11-23 20:08:29,354 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-23 20:08:29,354 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:29,355 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:29,486 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:29,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:29,862 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:29,864 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions.
[2023-11-23 20:08:29,864 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions.
[2023-11-23 20:08:29,865 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-23 20:08:29,865 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:29,866 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:29,903 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:30,128 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:30,381 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:30,389 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 92 states and 102 transitions.
[2023-11-23 20:08:30,389 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions.
[2023-11-23 20:08:30,390 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-23 20:08:30,391 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:30,391 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:30,412 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:30,485 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:30,624 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:30,625 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 93 states and 104 transitions.
[2023-11-23 20:08:30,625 INFO  L276                IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions.
[2023-11-23 20:08:30,625 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-23 20:08:30,625 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:30,626 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:30,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:30,741 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:31,067 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:31,069 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 94 states and 106 transitions.
[2023-11-23 20:08:31,069 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions.
[2023-11-23 20:08:31,070 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-23 20:08:31,070 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:31,070 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:31,092 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:31,113 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:31,150 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:31,151 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 96 states and 109 transitions.
[2023-11-23 20:08:31,151 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions.
[2023-11-23 20:08:31,152 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-23 20:08:31,152 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:31,152 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:31,171 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:31,262 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:31,324 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:31,324 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 99 states and 114 transitions.
[2023-11-23 20:08:31,325 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions.
[2023-11-23 20:08:31,325 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-23 20:08:31,325 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:31,326 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:31,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:31,398 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:31,454 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:31,455 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions.
[2023-11-23 20:08:31,455 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions.
[2023-11-23 20:08:31,455 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-23 20:08:31,455 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:31,456 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:31,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:31,575 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:31,844 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:31,845 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions.
[2023-11-23 20:08:31,845 INFO  L276                IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions.
[2023-11-23 20:08:31,845 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-23 20:08:31,845 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:31,846 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:31,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:31,913 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:31,934 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:31,934 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 96 states and 111 transitions.
[2023-11-23 20:08:31,935 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions.
[2023-11-23 20:08:31,935 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-23 20:08:31,935 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:31,935 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:31,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:32,058 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:32,081 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:32,082 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 95 states and 110 transitions.
[2023-11-23 20:08:32,082 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions.
[2023-11-23 20:08:32,084 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-23 20:08:32,084 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:32,084 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:32,100 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:32,123 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:32,294 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:32,294 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions.
[2023-11-23 20:08:32,295 INFO  L276                IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions.
[2023-11-23 20:08:32,295 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-23 20:08:32,295 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:32,295 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:32,309 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:32,455 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:32,906 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:32,907 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 103 states and 124 transitions.
[2023-11-23 20:08:32,907 INFO  L276                IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions.
[2023-11-23 20:08:32,907 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-23 20:08:32,908 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:32,908 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:32,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:32,940 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:32,974 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:32,975 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 105 states and 127 transitions.
[2023-11-23 20:08:32,975 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 127 transitions.
[2023-11-23 20:08:32,976 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-23 20:08:32,976 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:32,977 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:32,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:33,062 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:33,134 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:33,135 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 107 states and 134 transitions.
[2023-11-23 20:08:33,135 INFO  L276                IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions.
[2023-11-23 20:08:33,136 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-23 20:08:33,136 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:33,137 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:33,152 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:33,165 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:33,192 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:33,193 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 109 states and 137 transitions.
[2023-11-23 20:08:33,193 INFO  L276                IsEmpty]: Start isEmpty. Operand 109 states and 137 transitions.
[2023-11-23 20:08:33,193 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-23 20:08:33,194 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:33,194 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:33,208 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:33,241 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:33,268 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:33,269 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions.
[2023-11-23 20:08:33,269 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions.
[2023-11-23 20:08:33,270 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-23 20:08:33,270 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:33,270 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:33,285 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:33,419 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:34,185 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:34,186 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 118 states and 153 transitions.
[2023-11-23 20:08:34,186 INFO  L276                IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions.
[2023-11-23 20:08:34,186 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-23 20:08:34,187 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:34,187 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:34,203 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:34,479 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:35,645 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:35,646 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 125 states and 169 transitions.
[2023-11-23 20:08:35,646 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 169 transitions.
[2023-11-23 20:08:35,647 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-23 20:08:35,647 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:35,647 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:35,676 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:35,957 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:36,605 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:36,606 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 128 states and 175 transitions.
[2023-11-23 20:08:36,606 INFO  L276                IsEmpty]: Start isEmpty. Operand 128 states and 175 transitions.
[2023-11-23 20:08:36,607 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2023-11-23 20:08:36,607 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:36,607 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:36,622 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:36,998 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:38,195 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:38,195 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 131 states and 183 transitions.
[2023-11-23 20:08:38,196 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 183 transitions.
[2023-11-23 20:08:38,196 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-23 20:08:38,196 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:38,197 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:38,212 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:38,449 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:38,964 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:38,965 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 133 states and 187 transitions.
[2023-11-23 20:08:38,965 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 187 transitions.
[2023-11-23 20:08:38,965 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-23 20:08:38,965 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:38,966 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:38,980 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:39,251 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:40,613 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:40,614 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 139 states and 203 transitions.
[2023-11-23 20:08:40,614 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 203 transitions.
[2023-11-23 20:08:40,614 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2023-11-23 20:08:40,614 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:40,615 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:40,628 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:40,793 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:41,414 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:41,415 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 141 states and 206 transitions.
[2023-11-23 20:08:41,415 INFO  L276                IsEmpty]: Start isEmpty. Operand 141 states and 206 transitions.
[2023-11-23 20:08:41,416 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:41,416 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:41,416 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:41,428 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:41,440 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:41,455 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:41,455 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 140 states and 205 transitions.
[2023-11-23 20:08:41,455 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 205 transitions.
[2023-11-23 20:08:41,456 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:41,456 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:41,456 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:41,467 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:41,493 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:41,508 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:41,508 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 142 states and 208 transitions.
[2023-11-23 20:08:41,509 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 208 transitions.
[2023-11-23 20:08:41,509 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:41,509 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:41,509 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:41,521 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:41,546 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-23 20:08:41,899 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:41,899 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 142 states and 207 transitions.
[2023-11-23 20:08:41,899 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 207 transitions.
[2023-11-23 20:08:41,900 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:41,900 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:41,900 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:41,921 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:41,967 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-23 20:08:42,397 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:42,398 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 142 states and 206 transitions.
[2023-11-23 20:08:42,398 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 206 transitions.
[2023-11-23 20:08:42,398 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:42,398 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:42,398 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:42,426 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:42,590 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:43,228 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:43,229 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 209 transitions.
[2023-11-23 20:08:43,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 209 transitions.
[2023-11-23 20:08:43,229 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:43,229 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:43,230 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:43,257 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:43,510 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:44,194 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:44,194 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 148 states and 218 transitions.
[2023-11-23 20:08:44,195 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions.
[2023-11-23 20:08:44,195 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:44,195 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:44,196 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:44,211 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:44,225 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-23 20:08:44,589 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:44,589 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 148 states and 217 transitions.
[2023-11-23 20:08:44,589 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions.
[2023-11-23 20:08:44,590 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-23 20:08:44,590 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:44,590 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:44,609 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:44,639 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-23 20:08:45,083 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:45,084 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 217 transitions.
[2023-11-23 20:08:45,084 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions.
[2023-11-23 20:08:45,085 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-23 20:08:45,085 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:45,085 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:45,098 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:45,487 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:48,512 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:48,513 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 157 states and 238 transitions.
[2023-11-23 20:08:48,513 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 238 transitions.
[2023-11-23 20:08:48,514 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-23 20:08:48,514 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:48,514 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:48,532 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:49,066 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:51,663 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:51,664 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 163 states and 252 transitions.
[2023-11-23 20:08:51,664 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 252 transitions.
[2023-11-23 20:08:51,664 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-23 20:08:51,665 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:51,665 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:51,677 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:52,328 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:55,656 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:55,657 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 168 states and 263 transitions.
[2023-11-23 20:08:55,657 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 263 transitions.
[2023-11-23 20:08:55,658 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-23 20:08:55,658 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:55,658 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:55,691 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:08:56,507 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:08:59,112 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:08:59,113 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 171 states and 267 transitions.
[2023-11-23 20:08:59,113 INFO  L276                IsEmpty]: Start isEmpty. Operand 171 states and 267 transitions.
[2023-11-23 20:08:59,113 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-23 20:08:59,114 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:08:59,114 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:08:59,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:09:00,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:09:04,566 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:09:04,567 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 174 states and 276 transitions.
[2023-11-23 20:09:04,567 INFO  L276                IsEmpty]: Start isEmpty. Operand 174 states and 276 transitions.
[2023-11-23 20:09:04,567 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-23 20:09:04,568 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:09:04,568 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:09:04,587 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:09:04,605 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:09:05,365 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:09:05,366 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 175 states and 278 transitions.
[2023-11-23 20:09:05,366 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 278 transitions.
[2023-11-23 20:09:05,366 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-23 20:09:05,366 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:09:05,366 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:09:05,381 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:09:05,416 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:09:06,228 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:09:06,229 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 177 states and 281 transitions.
[2023-11-23 20:09:06,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions.
[2023-11-23 20:09:06,230 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-23 20:09:06,230 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:09:06,230 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:09:06,262 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:09:06,311 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:09:07,459 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:09:07,460 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 181 states and 287 transitions.
[2023-11-23 20:09:07,461 INFO  L276                IsEmpty]: Start isEmpty. Operand 181 states and 287 transitions.
[2023-11-23 20:09:07,463 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2023-11-23 20:09:07,463 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:09:07,464 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:09:07,486 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:09:07,622 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:09:09,049 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:09:09,050 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 185 states and 293 transitions.
[2023-11-23 20:09:09,051 INFO  L276                IsEmpty]: Start isEmpty. Operand 185 states and 293 transitions.
[2023-11-23 20:09:09,053 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-23 20:09:09,053 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:09:09,054 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:09:09,074 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:09:09,625 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-23 20:09:11,900 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-23 20:09:11,901 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 187 states and 297 transitions.
[2023-11-23 20:09:11,901 INFO  L276                IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions.
[2023-11-23 20:09:11,902 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2023-11-23 20:09:11,902 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-23 20:09:11,902 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-23 20:09:11,920 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-23 20:09:13,161 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.