./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit


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


Checking for ERROR reachability
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_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/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_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 03:16:26,439 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 03:16:26,556 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf
[2023-11-19 03:16:26,564 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 03:16:26,565 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 03:16:26,603 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 03:16:26,605 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 03:16:26,605 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2023-11-19 03:16:26,607 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 03:16:26,611 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 03:16:26,613 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 03:16:26,613 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-19 03:16:26,613 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-19 03:16:26,615 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 03:16:26,615 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-19 03:16:26,616 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 03:16:26,616 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 03:16:26,617 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 03:16:26,617 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 03:16:26,617 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-19 03:16:26,618 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-19 03:16:26,618 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 03:16:26,619 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 03:16:26,619 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-19 03:16:26,620 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-19 03:16:26,621 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 03:16:26,621 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:16:26,621 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 03:16:26,622 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 03:16:26,622 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 03:16:26,624 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-19 03:16:26,624 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 03:16:26,625 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 03:16:26,625 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_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/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_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/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 ! call(reach_error())) )


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 -> ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485
[2023-11-19 03:16:26,962 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 03:16:26,995 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 03:16:26,998 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 03:16:26,999 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 03:16:26,999 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 03:16:27,001 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c
[2023-11-19 03:16:29,958 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 03:16:30,199 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 03:16:30,200 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c
[2023-11-19 03:16:30,215 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/data/c1a1a9436/a891340471894fd5845ac16ec3637fe4/FLAG969b222f8
[2023-11-19 03:16:30,233 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/data/c1a1a9436/a891340471894fd5845ac16ec3637fe4
[2023-11-19 03:16:30,236 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 03:16:30,239 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 03:16:30,243 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 03:16:30,244 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 03:16:30,250 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 03:16:30,250 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,253 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49063b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30, skipping insertion in model container
[2023-11-19 03:16:30,253 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,343 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 03:16:30,641 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824]
[2023-11-19 03:16:30,650 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:16:30,662 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 03:16:30,751 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824]
[2023-11-19 03:16:30,760 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:16:30,781 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 03:16:30,781 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30 WrapperNode
[2023-11-19 03:16:30,782 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 03:16:30,783 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 03:16:30,783 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 03:16:30,783 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 03:16:30,790 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,805 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,853 INFO  L138                Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 577
[2023-11-19 03:16:30,853 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 03:16:30,854 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 03:16:30,854 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 03:16:30,854 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 03:16:30,867 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,867 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,871 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,872 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,888 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,901 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,908 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,911 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,915 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 03:16:30,917 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 03:16:30,918 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 03:16:30,918 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 03:16:30,919 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:30" (1/1) ...
[2023-11-19 03:16:30,927 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:16:30,974 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 03:16:31,017 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 03:16:31,033 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1d1f86-d8e4-4d19-bb02-fad5d131da00/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 03:16:31,058 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 03:16:31,058 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 03:16:31,058 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 03:16:31,058 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 03:16:31,161 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 03:16:31,164 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 03:16:31,185 WARN  L813   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2023-11-19 03:16:31,771 INFO  L767   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false;
[2023-11-19 03:16:31,772 INFO  L767   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false;
[2023-11-19 03:16:31,772 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 03:16:31,931 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 03:16:31,931 INFO  L302             CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 03:16:31,937 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:31 BoogieIcfgContainer
[2023-11-19 03:16:31,937 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 03:16:31,938 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 03:16:31,938 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-19 03:16:31,949 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-19 03:16:31,949 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:31" (1/1) ...
[2023-11-19 03:16:31,959 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 03:16:32,008 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:32,016 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 104 states and 182 transitions.
[2023-11-19 03:16:32,017 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 182 transitions.
[2023-11-19 03:16:32,021 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2023-11-19 03:16:32,022 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:32,022 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:32,191 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:32,580 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 03:16:32,735 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:32,737 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 114 states and 190 transitions.
[2023-11-19 03:16:32,737 INFO  L276                IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions.
[2023-11-19 03:16:32,739 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 54
[2023-11-19 03:16:32,740 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:32,740 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:32,769 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:32,978 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:33,285 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:33,294 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 164 states and 301 transitions.
[2023-11-19 03:16:33,294 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 301 transitions.
[2023-11-19 03:16:33,301 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2023-11-19 03:16:33,303 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:33,304 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:33,338 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:33,476 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:33,534 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:33,537 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 302 transitions.
[2023-11-19 03:16:33,538 INFO  L276                IsEmpty]: Start isEmpty. Operand 165 states and 302 transitions.
[2023-11-19 03:16:33,544 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2023-11-19 03:16:33,544 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:33,545 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:33,580 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:33,650 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:33,983 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:33,984 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 169 states and 328 transitions.
[2023-11-19 03:16:33,985 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 328 transitions.
[2023-11-19 03:16:33,988 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 57
[2023-11-19 03:16:33,989 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:33,989 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:34,026 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:34,146 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:34,219 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:34,220 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 172 states and 332 transitions.
[2023-11-19 03:16:34,220 INFO  L276                IsEmpty]: Start isEmpty. Operand 172 states and 332 transitions.
[2023-11-19 03:16:34,222 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2023-11-19 03:16:34,222 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:34,222 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:34,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:34,350 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:34,382 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:34,383 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 173 states and 333 transitions.
[2023-11-19 03:16:34,383 INFO  L276                IsEmpty]: Start isEmpty. Operand 173 states and 333 transitions.
[2023-11-19 03:16:34,384 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-19 03:16:34,385 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:34,385 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:34,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:34,447 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-19 03:16:34,476 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:34,477 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 167 states and 316 transitions.
[2023-11-19 03:16:34,477 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 316 transitions.
[2023-11-19 03:16:34,479 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2023-11-19 03:16:34,479 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:34,479 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:34,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:34,543 INFO  L134       CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2023-11-19 03:16:35,016 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:35,018 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 192 states and 347 transitions.
[2023-11-19 03:16:35,018 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 347 transitions.
[2023-11-19 03:16:35,021 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2023-11-19 03:16:35,021 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:35,021 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:35,035 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:35,080 INFO  L134       CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:35,449 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:35,450 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 203 states and 390 transitions.
[2023-11-19 03:16:35,450 INFO  L276                IsEmpty]: Start isEmpty. Operand 203 states and 390 transitions.
[2023-11-19 03:16:35,453 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2023-11-19 03:16:35,454 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:35,454 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:35,469 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:35,493 INFO  L134       CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:35,645 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:35,645 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 204 states and 396 transitions.
[2023-11-19 03:16:35,646 INFO  L276                IsEmpty]: Start isEmpty. Operand 204 states and 396 transitions.
[2023-11-19 03:16:35,649 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2023-11-19 03:16:35,650 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:35,650 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:35,663 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:35,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:35,735 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:35,736 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 206 states and 399 transitions.
[2023-11-19 03:16:35,737 INFO  L276                IsEmpty]: Start isEmpty. Operand 206 states and 399 transitions.
[2023-11-19 03:16:35,738 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 68
[2023-11-19 03:16:35,738 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:35,739 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:35,752 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:36,033 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:37,706 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:37,707 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 222 states and 449 transitions.
[2023-11-19 03:16:37,707 INFO  L276                IsEmpty]: Start isEmpty. Operand 222 states and 449 transitions.
[2023-11-19 03:16:37,708 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2023-11-19 03:16:37,708 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:37,708 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:37,728 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:37,852 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:39,532 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:39,533 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 246 states and 486 transitions.
[2023-11-19 03:16:39,533 INFO  L276                IsEmpty]: Start isEmpty. Operand 246 states and 486 transitions.
[2023-11-19 03:16:39,534 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2023-11-19 03:16:39,534 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:39,535 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:39,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:39,572 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:40,165 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:40,166 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 258 states and 507 transitions.
[2023-11-19 03:16:40,166 INFO  L276                IsEmpty]: Start isEmpty. Operand 258 states and 507 transitions.
[2023-11-19 03:16:40,167 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2023-11-19 03:16:40,167 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:40,168 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:40,180 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:40,205 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:40,641 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:40,642 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 260 states and 511 transitions.
[2023-11-19 03:16:40,642 INFO  L276                IsEmpty]: Start isEmpty. Operand 260 states and 511 transitions.
[2023-11-19 03:16:40,643 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2023-11-19 03:16:40,644 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:40,645 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:40,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:40,686 INFO  L134       CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:41,356 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:41,359 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 263 states and 523 transitions.
[2023-11-19 03:16:41,360 INFO  L276                IsEmpty]: Start isEmpty. Operand 263 states and 523 transitions.
[2023-11-19 03:16:41,362 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2023-11-19 03:16:41,363 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:41,363 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:41,376 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:41,398 INFO  L134       CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:41,456 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:41,457 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 263 states and 521 transitions.
[2023-11-19 03:16:41,458 INFO  L276                IsEmpty]: Start isEmpty. Operand 263 states and 521 transitions.
[2023-11-19 03:16:41,459 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 70
[2023-11-19 03:16:41,462 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:41,462 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:41,474 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:41,708 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:43,207 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:43,211 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 552 transitions.
[2023-11-19 03:16:43,212 INFO  L276                IsEmpty]: Start isEmpty. Operand 280 states and 552 transitions.
[2023-11-19 03:16:43,213 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2023-11-19 03:16:43,213 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:43,219 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:43,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:43,482 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2023-11-19 03:16:45,142 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:45,144 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 314 states and 593 transitions.
[2023-11-19 03:16:45,144 INFO  L276                IsEmpty]: Start isEmpty. Operand 314 states and 593 transitions.
[2023-11-19 03:16:45,145 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2023-11-19 03:16:45,145 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:45,146 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:45,157 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:45,181 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:46,492 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:46,494 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 320 states and 608 transitions.
[2023-11-19 03:16:46,494 INFO  L276                IsEmpty]: Start isEmpty. Operand 320 states and 608 transitions.
[2023-11-19 03:16:46,496 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2023-11-19 03:16:46,496 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:46,496 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:46,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:46,532 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:48,175 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:48,176 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 334 states and 641 transitions.
[2023-11-19 03:16:48,176 INFO  L276                IsEmpty]: Start isEmpty. Operand 334 states and 641 transitions.
[2023-11-19 03:16:48,178 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2023-11-19 03:16:48,178 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:48,178 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:48,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:48,274 INFO  L134       CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 03:16:48,483 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:48,484 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 336 states and 643 transitions.
[2023-11-19 03:16:48,485 INFO  L276                IsEmpty]: Start isEmpty. Operand 336 states and 643 transitions.
[2023-11-19 03:16:48,486 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:48,486 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:48,486 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:48,499 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:48,531 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:48,894 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:48,895 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 340 states and 657 transitions.
[2023-11-19 03:16:48,895 INFO  L276                IsEmpty]: Start isEmpty. Operand 340 states and 657 transitions.
[2023-11-19 03:16:48,896 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:48,897 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:48,897 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:48,908 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:48,932 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:49,650 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:49,651 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 341 states and 662 transitions.
[2023-11-19 03:16:49,652 INFO  L276                IsEmpty]: Start isEmpty. Operand 341 states and 662 transitions.
[2023-11-19 03:16:49,681 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:49,681 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:49,681 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:49,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:49,727 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:51,114 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:51,115 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 344 states and 672 transitions.
[2023-11-19 03:16:51,116 INFO  L276                IsEmpty]: Start isEmpty. Operand 344 states and 672 transitions.
[2023-11-19 03:16:51,117 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:51,117 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:51,117 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:51,129 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:51,152 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:51,749 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:51,750 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 346 states and 674 transitions.
[2023-11-19 03:16:51,750 INFO  L276                IsEmpty]: Start isEmpty. Operand 346 states and 674 transitions.
[2023-11-19 03:16:51,751 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:51,752 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:51,752 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:51,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:51,789 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:52,483 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:52,484 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 348 states and 678 transitions.
[2023-11-19 03:16:52,484 INFO  L276                IsEmpty]: Start isEmpty. Operand 348 states and 678 transitions.
[2023-11-19 03:16:52,485 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:52,485 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:52,486 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:52,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:52,518 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:53,406 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:53,407 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 350 states and 686 transitions.
[2023-11-19 03:16:53,408 INFO  L276                IsEmpty]: Start isEmpty. Operand 350 states and 686 transitions.
[2023-11-19 03:16:53,409 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:53,409 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:53,409 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:53,421 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:53,443 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:54,029 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:54,030 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 351 states and 695 transitions.
[2023-11-19 03:16:54,031 INFO  L276                IsEmpty]: Start isEmpty. Operand 351 states and 695 transitions.
[2023-11-19 03:16:54,032 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:54,032 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:54,032 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:54,044 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:54,066 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:54,497 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:54,499 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 352 states and 699 transitions.
[2023-11-19 03:16:54,499 INFO  L276                IsEmpty]: Start isEmpty. Operand 352 states and 699 transitions.
[2023-11-19 03:16:54,500 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2023-11-19 03:16:54,500 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:54,500 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:54,512 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:54,542 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:54,584 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:54,586 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 351 states and 696 transitions.
[2023-11-19 03:16:54,586 INFO  L276                IsEmpty]: Start isEmpty. Operand 351 states and 696 transitions.
[2023-11-19 03:16:54,587 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2023-11-19 03:16:54,587 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:54,588 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:54,599 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:54,626 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:54,710 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:54,712 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 352 states and 697 transitions.
[2023-11-19 03:16:54,712 INFO  L276                IsEmpty]: Start isEmpty. Operand 352 states and 697 transitions.
[2023-11-19 03:16:54,713 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2023-11-19 03:16:54,713 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:54,714 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:54,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:54,874 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2023-11-19 03:16:57,261 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:57,263 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 371 states and 720 transitions.
[2023-11-19 03:16:57,264 INFO  L276                IsEmpty]: Start isEmpty. Operand 371 states and 720 transitions.
[2023-11-19 03:16:57,269 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2023-11-19 03:16:57,270 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:57,270 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:57,284 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:57,314 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:58,366 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:58,368 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 371 states and 717 transitions.
[2023-11-19 03:16:58,368 INFO  L276                IsEmpty]: Start isEmpty. Operand 371 states and 717 transitions.
[2023-11-19 03:16:58,369 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2023-11-19 03:16:58,369 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:58,374 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:58,385 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:58,406 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:58,469 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:58,471 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 372 states and 717 transitions.
[2023-11-19 03:16:58,471 INFO  L276                IsEmpty]: Start isEmpty. Operand 372 states and 717 transitions.
[2023-11-19 03:16:58,472 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2023-11-19 03:16:58,472 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:58,472 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:58,483 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:16:58,545 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:16:58,616 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:16:58,617 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 375 states and 727 transitions.
[2023-11-19 03:16:58,617 INFO  L276                IsEmpty]: Start isEmpty. Operand 375 states and 727 transitions.
[2023-11-19 03:16:58,618 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2023-11-19 03:16:58,618 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:16:58,619 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:16:58,634 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:00,391 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-19 03:17:08,014 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:17:08,015 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 388 states and 780 transitions.
[2023-11-19 03:17:08,016 INFO  L276                IsEmpty]: Start isEmpty. Operand 388 states and 780 transitions.
[2023-11-19 03:17:08,017 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2023-11-19 03:17:08,017 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:17:08,017 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:17:08,029 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:08,049 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:17:09,250 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:17:09,252 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 388 states and 779 transitions.
[2023-11-19 03:17:09,252 INFO  L276                IsEmpty]: Start isEmpty. Operand 388 states and 779 transitions.
[2023-11-19 03:17:09,254 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2023-11-19 03:17:09,254 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:17:09,254 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:17:09,264 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:09,284 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:17:09,350 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:17:09,351 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 388 states and 777 transitions.
[2023-11-19 03:17:09,351 INFO  L276                IsEmpty]: Start isEmpty. Operand 388 states and 777 transitions.
[2023-11-19 03:17:09,353 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2023-11-19 03:17:09,353 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:17:09,353 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:17:09,364 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:09,385 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:17:09,446 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:17:09,448 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 389 states and 778 transitions.
[2023-11-19 03:17:09,448 INFO  L276                IsEmpty]: Start isEmpty. Operand 389 states and 778 transitions.
[2023-11-19 03:17:09,449 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2023-11-19 03:17:09,449 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:17:09,449 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:17:09,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:09,484 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:17:09,545 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:17:09,546 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 390 states and 779 transitions.
[2023-11-19 03:17:09,546 INFO  L276                IsEmpty]: Start isEmpty. Operand 390 states and 779 transitions.
[2023-11-19 03:17:09,547 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2023-11-19 03:17:09,548 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:17:09,548 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:17:09,563 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:09,762 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:17:14,720 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:17:14,722 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 407 states and 808 transitions.
[2023-11-19 03:17:14,722 INFO  L276                IsEmpty]: Start isEmpty. Operand 407 states and 808 transitions.
[2023-11-19 03:17:14,723 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2023-11-19 03:17:14,724 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:17:14,724 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:17:14,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:14,754 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:17:14,832 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:17:14,833 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 409 states and 813 transitions.
[2023-11-19 03:17:14,834 INFO  L276                IsEmpty]: Start isEmpty. Operand 409 states and 813 transitions.
[2023-11-19 03:17:14,835 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2023-11-19 03:17:14,835 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:17:14,835 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:17:14,848 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:17:15,956 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.