./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c --full-output --architecture 32bit


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


Checking for overflows
Using default analysis
Version f470102c
Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00d015cea7b11aabc3ddec4842024b6b03cb0eb9
.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/config using search string *Overflow*32bit*_Bitvector*.epf
No suitable settings file found using Overflow*32bit*_Bitvector
ERROR: UNSUPPORTED PROPERTY
Writing output log to file Ultimate.log
Result:
UNKNOWN: Overapproximated counterexample
--- Real Ultimate output ---
This is Ultimate 0.1.25-f470102
[2019-12-02 03:06:56,850 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-12-02 03:06:56,851 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-12-02 03:06:56,858 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-12-02 03:06:56,859 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-12-02 03:06:56,859 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-12-02 03:06:56,860 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-12-02 03:06:56,861 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-12-02 03:06:56,863 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-12-02 03:06:56,863 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-12-02 03:06:56,864 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-12-02 03:06:56,865 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-12-02 03:06:56,865 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-12-02 03:06:56,865 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-12-02 03:06:56,866 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-12-02 03:06:56,867 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-12-02 03:06:56,867 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-12-02 03:06:56,868 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-12-02 03:06:56,869 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-12-02 03:06:56,871 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-12-02 03:06:56,872 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-12-02 03:06:56,872 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-12-02 03:06:56,873 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-12-02 03:06:56,873 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-12-02 03:06:56,875 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-12-02 03:06:56,875 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-12-02 03:06:56,875 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-12-02 03:06:56,876 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-12-02 03:06:56,876 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-12-02 03:06:56,877 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-12-02 03:06:56,877 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-12-02 03:06:56,877 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-12-02 03:06:56,878 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-12-02 03:06:56,878 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-12-02 03:06:56,879 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-12-02 03:06:56,879 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-12-02 03:06:56,879 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-12-02 03:06:56,879 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-12-02 03:06:56,879 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-12-02 03:06:56,880 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-12-02 03:06:56,880 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-12-02 03:06:56,881 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf
[2019-12-02 03:06:56,890 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-12-02 03:06:56,890 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-12-02 03:06:56,891 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-12-02 03:06:56,891 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2019-12-02 03:06:56,891 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-12-02 03:06:56,891 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-12-02 03:06:56,892 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-12-02 03:06:56,892 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-12-02 03:06:56,892 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2019-12-02 03:06:56,892 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-12-02 03:06:56,892 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-12-02 03:06:56,892 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-12-02 03:06:56,892 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-12-02 03:06:56,892 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-12-02 03:06:56,893 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-12-02 03:06:56,893 INFO  L138        SettingsManager]:  * Check absence of signed integer overflows=true
[2019-12-02 03:06:56,893 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-12-02 03:06:56,893 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-12-02 03:06:56,893 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-12-02 03:06:56,893 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-12-02 03:06:56,893 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2019-12-02 03:06:56,894 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2019-12-02 03:06:56,894 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-12-02 03:06:56,894 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-12-02 03:06:56,894 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2019-12-02 03:06:56,894 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-12-02 03:06:56,894 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-12-02 03:06:56,894 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-12-02 03:06:56,894 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2019-12-02 03:06:56,894 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-12-02 03:06:56,895 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-12-02 03:06:56,895 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00d015cea7b11aabc3ddec4842024b6b03cb0eb9
[2019-12-02 03:06:56,992 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-12-02 03:06:57,003 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-12-02 03:06:57,006 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-12-02 03:06:57,007 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-12-02 03:06:57,007 INFO  L275        PluginConnector]: CDTParser initialized
[2019-12-02 03:06:57,008 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c
[2019-12-02 03:06:57,049 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/data/e18601838/005be7fc1c3e4789ba146c1ec257c446/FLAGd85d42d71
[2019-12-02 03:06:57,372 INFO  L306              CDTParser]: Found 1 translation units.
[2019-12-02 03:06:57,372 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c
[2019-12-02 03:06:57,380 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/data/e18601838/005be7fc1c3e4789ba146c1ec257c446/FLAGd85d42d71
[2019-12-02 03:06:57,389 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/data/e18601838/005be7fc1c3e4789ba146c1ec257c446
[2019-12-02 03:06:57,391 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-12-02 03:06:57,392 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2019-12-02 03:06:57,393 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-12-02 03:06:57,393 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-12-02 03:06:57,395 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-12-02 03:06:57,396 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,397 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c96923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57, skipping insertion in model container
[2019-12-02 03:06:57,397 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,402 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-12-02 03:06:57,429 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-12-02 03:06:57,609 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-12-02 03:06:57,612 INFO  L203         MainTranslator]: Completed pre-run
[2019-12-02 03:06:57,649 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-12-02 03:06:57,658 INFO  L208         MainTranslator]: Completed translation
[2019-12-02 03:06:57,658 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57 WrapperNode
[2019-12-02 03:06:57,658 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-12-02 03:06:57,659 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-12-02 03:06:57,659 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-12-02 03:06:57,659 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-12-02 03:06:57,664 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,671 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,693 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-12-02 03:06:57,694 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-12-02 03:06:57,694 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-12-02 03:06:57,694 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-12-02 03:06:57,700 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,700 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,702 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,702 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,708 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,714 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,716 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
[2019-12-02 03:06:57,718 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-12-02 03:06:57,719 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-12-02 03:06:57,719 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-12-02 03:06:57,719 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-12-02 03:06:57,720 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:06:57" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_394b672d-2bba-4669-8e16-df16743ea062/bin/ukojak/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2019-12-02 03:06:57,763 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-12-02 03:06:57,763 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-12-02 03:06:57,837 WARN  L738   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2019-12-02 03:06:58,162 INFO  L691   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false;
[2019-12-02 03:06:58,162 INFO  L691   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false;
[2019-12-02 03:06:58,284 INFO  L282             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-12-02 03:06:58,284 INFO  L287             CfgBuilder]: Removed 7 assume(true) statements.
[2019-12-02 03:06:58,285 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:06:58 BoogieIcfgContainer
[2019-12-02 03:06:58,285 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-12-02 03:06:58,286 INFO  L113        PluginConnector]: ------------------------CodeCheck----------------------------
[2019-12-02 03:06:58,286 INFO  L271        PluginConnector]: Initializing CodeCheck...
[2019-12-02 03:06:58,293 INFO  L275        PluginConnector]: CodeCheck initialized
[2019-12-02 03:06:58,293 INFO  L185        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:06:58" (1/1) ...
[2019-12-02 03:06:58,300 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-12-02 03:06:58,321 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:58,326 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 131 states and 211 transitions.
[2019-12-02 03:06:58,327 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions.
[2019-12-02 03:06:58,329 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2019-12-02 03:06:58,329 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:58,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:58,440 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:58,463 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:58,465 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 133 states and 212 transitions.
[2019-12-02 03:06:58,465 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 212 transitions.
[2019-12-02 03:06:58,465 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2019-12-02 03:06:58,465 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:58,476 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:58,493 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:58,531 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:58,532 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 136 states and 215 transitions.
[2019-12-02 03:06:58,532 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions.
[2019-12-02 03:06:58,533 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2019-12-02 03:06:58,533 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:58,542 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:58,560 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:58,619 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:58,621 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 140 states and 219 transitions.
[2019-12-02 03:06:58,621 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states and 219 transitions.
[2019-12-02 03:06:58,623 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2019-12-02 03:06:58,623 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:58,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:58,655 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:58,753 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:58,754 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 145 states and 224 transitions.
[2019-12-02 03:06:58,754 INFO  L276                IsEmpty]: Start isEmpty. Operand 145 states and 224 transitions.
[2019-12-02 03:06:58,754 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2019-12-02 03:06:58,755 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:58,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:58,789 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:58,927 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:58,928 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 151 states and 230 transitions.
[2019-12-02 03:06:58,928 INFO  L276                IsEmpty]: Start isEmpty. Operand 151 states and 230 transitions.
[2019-12-02 03:06:58,929 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2019-12-02 03:06:58,929 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:58,936 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:58,960 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:59,163 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:59,163 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 158 states and 237 transitions.
[2019-12-02 03:06:59,164 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 237 transitions.
[2019-12-02 03:06:59,165 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2019-12-02 03:06:59,165 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:59,173 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:59,200 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:59,438 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:59,439 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 167 states and 246 transitions.
[2019-12-02 03:06:59,439 INFO  L276                IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions.
[2019-12-02 03:06:59,440 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2019-12-02 03:06:59,440 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:59,446 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:59,472 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:59,770 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:59,770 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 175 states and 254 transitions.
[2019-12-02 03:06:59,770 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 254 transitions.
[2019-12-02 03:06:59,771 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2019-12-02 03:06:59,771 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:59,777 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:59,805 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:06:59,847 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:06:59,848 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 177 states and 263 transitions.
[2019-12-02 03:06:59,848 INFO  L276                IsEmpty]: Start isEmpty. Operand 177 states and 263 transitions.
[2019-12-02 03:06:59,849 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2019-12-02 03:06:59,849 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:06:59,857 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:06:59,883 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:00,662 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:00,663 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 181 states and 282 transitions.
[2019-12-02 03:07:00,663 INFO  L276                IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions.
[2019-12-02 03:07:00,663 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2019-12-02 03:07:00,663 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:00,671 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:00,701 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:01,388 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:01,388 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 198 states and 299 transitions.
[2019-12-02 03:07:01,388 INFO  L276                IsEmpty]: Start isEmpty. Operand 198 states and 299 transitions.
[2019-12-02 03:07:01,389 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2019-12-02 03:07:01,389 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:01,394 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:01,428 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:01,617 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:01,617 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 200 states and 308 transitions.
[2019-12-02 03:07:01,618 INFO  L276                IsEmpty]: Start isEmpty. Operand 200 states and 308 transitions.
[2019-12-02 03:07:01,618 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2019-12-02 03:07:01,618 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:01,622 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:01,659 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:02,473 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:02,474 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 211 states and 319 transitions.
[2019-12-02 03:07:02,474 INFO  L276                IsEmpty]: Start isEmpty. Operand 211 states and 319 transitions.
[2019-12-02 03:07:02,474 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2019-12-02 03:07:02,474 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:02,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:02,529 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:04,182 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:04,182 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 229 states and 337 transitions.
[2019-12-02 03:07:04,183 INFO  L276                IsEmpty]: Start isEmpty. Operand 229 states and 337 transitions.
[2019-12-02 03:07:04,183 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2019-12-02 03:07:04,183 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:04,189 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:04,201 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:04,251 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:04,251 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 232 states and 341 transitions.
[2019-12-02 03:07:04,252 INFO  L276                IsEmpty]: Start isEmpty. Operand 232 states and 341 transitions.
[2019-12-02 03:07:04,252 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2019-12-02 03:07:04,252 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:04,257 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:04,291 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:06,048 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:06,049 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 245 states and 353 transitions.
[2019-12-02 03:07:06,049 INFO  L276                IsEmpty]: Start isEmpty. Operand 245 states and 353 transitions.
[2019-12-02 03:07:06,050 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2019-12-02 03:07:06,050 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:06,054 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:06,098 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:08,564 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:08,565 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 257 states and 365 transitions.
[2019-12-02 03:07:08,565 INFO  L276                IsEmpty]: Start isEmpty. Operand 257 states and 365 transitions.
[2019-12-02 03:07:08,565 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2019-12-02 03:07:08,565 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:08,570 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:08,579 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:08,585 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:08,586 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 258 states and 366 transitions.
[2019-12-02 03:07:08,586 INFO  L276                IsEmpty]: Start isEmpty. Operand 258 states and 366 transitions.
[2019-12-02 03:07:08,586 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2019-12-02 03:07:08,586 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:08,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:08,631 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:10,875 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:10,878 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 272 states and 380 transitions.
[2019-12-02 03:07:10,878 INFO  L276                IsEmpty]: Start isEmpty. Operand 272 states and 380 transitions.
[2019-12-02 03:07:10,879 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2019-12-02 03:07:10,880 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:10,893 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:10,905 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2019-12-02 03:07:10,918 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:10,919 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 278 states and 389 transitions.
[2019-12-02 03:07:10,919 INFO  L276                IsEmpty]: Start isEmpty. Operand 278 states and 389 transitions.
[2019-12-02 03:07:10,919 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2019-12-02 03:07:10,919 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:10,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:10,967 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:12,885 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:12,886 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 293 states and 404 transitions.
[2019-12-02 03:07:12,886 INFO  L276                IsEmpty]: Start isEmpty. Operand 293 states and 404 transitions.
[2019-12-02 03:07:12,886 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2019-12-02 03:07:12,887 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:12,891 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:12,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:12,910 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:12,910 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 296 states and 408 transitions.
[2019-12-02 03:07:12,910 INFO  L276                IsEmpty]: Start isEmpty. Operand 296 states and 408 transitions.
[2019-12-02 03:07:12,911 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2019-12-02 03:07:12,911 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:12,914 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:12,959 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:15,992 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:15,993 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 312 states and 424 transitions.
[2019-12-02 03:07:15,993 INFO  L276                IsEmpty]: Start isEmpty. Operand 312 states and 424 transitions.
[2019-12-02 03:07:15,993 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2019-12-02 03:07:15,993 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:15,997 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:16,004 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:16,012 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:16,012 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 313 states and 425 transitions.
[2019-12-02 03:07:16,012 INFO  L276                IsEmpty]: Start isEmpty. Operand 313 states and 425 transitions.
[2019-12-02 03:07:16,013 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2019-12-02 03:07:16,013 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:16,017 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:16,073 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:20,272 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:20,273 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 332 states and 444 transitions.
[2019-12-02 03:07:20,273 INFO  L276                IsEmpty]: Start isEmpty. Operand 332 states and 444 transitions.
[2019-12-02 03:07:20,273 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2019-12-02 03:07:20,273 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:20,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:20,325 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:24,731 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:24,734 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 352 states and 464 transitions.
[2019-12-02 03:07:24,734 INFO  L276                IsEmpty]: Start isEmpty. Operand 352 states and 464 transitions.
[2019-12-02 03:07:24,736 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2019-12-02 03:07:24,736 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:24,746 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:24,806 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:30,238 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:30,238 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 373 states and 485 transitions.
[2019-12-02 03:07:30,238 INFO  L276                IsEmpty]: Start isEmpty. Operand 373 states and 485 transitions.
[2019-12-02 03:07:30,239 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2019-12-02 03:07:30,239 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:30,242 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:30,297 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:32,383 WARN  L192               SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 62
[2019-12-02 03:07:32,652 WARN  L192               SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58
[2019-12-02 03:07:33,463 WARN  L192               SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 59
[2019-12-02 03:07:33,757 WARN  L192               SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 55
[2019-12-02 03:07:34,599 WARN  L192               SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 56
[2019-12-02 03:07:34,877 WARN  L192               SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 52
[2019-12-02 03:07:35,475 WARN  L192               SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 53
[2019-12-02 03:07:38,753 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:38,754 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 395 states and 507 transitions.
[2019-12-02 03:07:38,754 INFO  L276                IsEmpty]: Start isEmpty. Operand 395 states and 507 transitions.
[2019-12-02 03:07:38,755 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2019-12-02 03:07:38,755 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:38,759 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:38,818 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:40,708 WARN  L192               SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62
[2019-12-02 03:07:44,520 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:44,521 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 418 states and 530 transitions.
[2019-12-02 03:07:44,522 INFO  L276                IsEmpty]: Start isEmpty. Operand 418 states and 530 transitions.
[2019-12-02 03:07:44,523 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2019-12-02 03:07:44,523 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:44,563 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:44,564 INFO  L264         TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core
[2019-12-02 03:07:44,568 INFO  L287         TraceCheckSpWp]: Computing forward predicates...
[2019-12-02 03:07:44,642 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:48,225 WARN  L192               SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42
[2019-12-02 03:07:48,924 WARN  L192               SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 43
[2019-12-02 03:07:49,599 WARN  L192               SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39
[2019-12-02 03:07:50,281 WARN  L192               SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36
[2019-12-02 03:07:52,440 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:52,441 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 450 states and 563 transitions.
[2019-12-02 03:07:52,441 INFO  L276                IsEmpty]: Start isEmpty. Operand 450 states and 563 transitions.
[2019-12-02 03:07:52,442 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2019-12-02 03:07:52,442 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:52,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:52,462 INFO  L264         TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core
[2019-12-02 03:07:52,464 INFO  L287         TraceCheckSpWp]: Computing forward predicates...
[2019-12-02 03:07:52,467 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:52,487 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:52,487 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 451 states and 564 transitions.
[2019-12-02 03:07:52,487 INFO  L276                IsEmpty]: Start isEmpty. Operand 451 states and 564 transitions.
[2019-12-02 03:07:52,488 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2019-12-02 03:07:52,488 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:52,491 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:52,555 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:55,087 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:55,088 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 487 states and 600 transitions.
[2019-12-02 03:07:55,088 INFO  L276                IsEmpty]: Start isEmpty. Operand 487 states and 600 transitions.
[2019-12-02 03:07:55,088 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2019-12-02 03:07:55,088 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:55,094 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:55,168 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2019-12-02 03:07:55,354 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:55,355 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 489 states and 609 transitions.
[2019-12-02 03:07:55,355 INFO  L276                IsEmpty]: Start isEmpty. Operand 489 states and 609 transitions.
[2019-12-02 03:07:55,356 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2019-12-02 03:07:55,356 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:55,361 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:55,427 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:56,046 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:56,047 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 506 states and 641 transitions.
[2019-12-02 03:07:56,047 INFO  L276                IsEmpty]: Start isEmpty. Operand 506 states and 641 transitions.
[2019-12-02 03:07:56,048 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2019-12-02 03:07:56,048 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:56,052 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:56,059 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:56,529 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:56,530 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 509 states and 654 transitions.
[2019-12-02 03:07:56,530 INFO  L276                IsEmpty]: Start isEmpty. Operand 509 states and 654 transitions.
[2019-12-02 03:07:56,530 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2019-12-02 03:07:56,531 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:56,539 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:56,680 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2019-12-02 03:07:56,898 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:56,898 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 512 states and 658 transitions.
[2019-12-02 03:07:56,898 INFO  L276                IsEmpty]: Start isEmpty. Operand 512 states and 658 transitions.
[2019-12-02 03:07:56,899 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 50
[2019-12-02 03:07:56,899 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:56,903 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:56,981 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:58,576 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:58,577 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 532 states and 691 transitions.
[2019-12-02 03:07:58,577 INFO  L276                IsEmpty]: Start isEmpty. Operand 532 states and 691 transitions.
[2019-12-02 03:07:58,578 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 51
[2019-12-02 03:07:58,578 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:58,583 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:58,593 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2019-12-02 03:07:58,601 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:58,602 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 533 states and 692 transitions.
[2019-12-02 03:07:58,602 INFO  L276                IsEmpty]: Start isEmpty. Operand 533 states and 692 transitions.
[2019-12-02 03:07:58,602 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2019-12-02 03:07:58,602 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:58,606 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:58,682 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:58,931 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:58,931 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 534 states and 693 transitions.
[2019-12-02 03:07:58,931 INFO  L276                IsEmpty]: Start isEmpty. Operand 534 states and 693 transitions.
[2019-12-02 03:07:58,932 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 54
[2019-12-02 03:07:58,932 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:58,935 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:59,029 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-12-02 03:07:59,405 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:07:59,405 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 536 states and 695 transitions.
[2019-12-02 03:07:59,405 INFO  L276                IsEmpty]: Start isEmpty. Operand 536 states and 695 transitions.
[2019-12-02 03:07:59,406 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2019-12-02 03:07:59,406 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:07:59,411 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:07:59,576 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2019-12-02 03:08:00,302 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:08:00,303 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 538 states and 702 transitions.
[2019-12-02 03:08:00,303 INFO  L276                IsEmpty]: Start isEmpty. Operand 538 states and 702 transitions.
[2019-12-02 03:08:00,304 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2019-12-02 03:08:00,304 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:08:00,311 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:08:00,328 INFO  L134       CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2019-12-02 03:08:01,330 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:08:01,331 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 556 states and 725 transitions.
[2019-12-02 03:08:01,331 INFO  L276                IsEmpty]: Start isEmpty. Operand 556 states and 725 transitions.
[2019-12-02 03:08:01,332 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2019-12-02 03:08:01,332 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:08:01,336 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:08:01,343 INFO  L134       CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2019-12-02 03:08:01,351 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:08:01,352 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 557 states and 726 transitions.
[2019-12-02 03:08:01,352 INFO  L276                IsEmpty]: Start isEmpty. Operand 557 states and 726 transitions.
[2019-12-02 03:08:01,352 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2019-12-02 03:08:01,352 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:08:01,358 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:08:01,453 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2019-12-02 03:08:04,043 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:08:04,044 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 562 states and 737 transitions.
[2019-12-02 03:08:04,044 INFO  L276                IsEmpty]: Start isEmpty. Operand 562 states and 737 transitions.
[2019-12-02 03:08:04,045 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2019-12-02 03:08:04,045 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:08:04,053 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:08:04,064 INFO  L134       CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2019-12-02 03:08:05,480 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:08:05,481 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 566 states and 744 transitions.
[2019-12-02 03:08:05,481 INFO  L276                IsEmpty]: Start isEmpty. Operand 566 states and 744 transitions.
[2019-12-02 03:08:05,481 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 68
[2019-12-02 03:08:05,481 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:08:05,485 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:08:05,492 INFO  L134       CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2019-12-02 03:08:05,617 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:08:05,618 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 564 states and 740 transitions.
[2019-12-02 03:08:05,618 INFO  L276                IsEmpty]: Start isEmpty. Operand 564 states and 740 transitions.
[2019-12-02 03:08:05,619 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2019-12-02 03:08:05,619 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:08:05,622 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 03:08:05,710 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2019-12-02 03:08:06,261 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 03:08:06,262 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 566 states and 747 transitions.
[2019-12-02 03:08:06,262 INFO  L276                IsEmpty]: Start isEmpty. Operand 566 states and 747 transitions.
[2019-12-02 03:08:06,262 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 70
[2019-12-02 03:08:06,262 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 03:08:06,285 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2019-12-02 03:08:06,298 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2019-12-02 03:08:06,358 WARN  L483      CodeCheckObserver]: This program is UNSAFE, Check terminated with 48 iterations.
[2019-12-02 03:08:06,410 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:08:06 ImpRootNode
[2019-12-02 03:08:06,410 INFO  L132        PluginConnector]: ------------------------ END CodeCheck----------------------------
[2019-12-02 03:08:06,410 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2019-12-02 03:08:06,410 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2019-12-02 03:08:06,410 INFO  L275        PluginConnector]: Witness Printer initialized
[2019-12-02 03:08:06,411 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:06:58" (3/4) ...
[2019-12-02 03:08:06,413 INFO  L140         WitnessPrinter]: No result that supports witness generation found
[2019-12-02 03:08:06,413 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2019-12-02 03:08:06,414 INFO  L168              Benchmark]: Toolchain (without parser) took 69022.09 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 396.4 MB). Free memory was 947.3 MB in the beginning and 1.0 GB in the end (delta: -77.7 MB). Peak memory consumption was 318.7 MB. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,415 INFO  L168              Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,415 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 265.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,415 INFO  L168              Benchmark]: Boogie Procedure Inliner took 34.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,416 INFO  L168              Benchmark]: Boogie Preprocessor took 24.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,416 INFO  L168              Benchmark]: RCFGBuilder took 566.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.7 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,416 INFO  L168              Benchmark]: CodeCheck took 68124.33 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 298.8 MB). Free memory was 997.7 MB in the beginning and 1.0 GB in the end (delta: -27.2 MB). Peak memory consumption was 271.6 MB. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,417 INFO  L168              Benchmark]: Witness Printer took 3.01 ms. Allocated memory is still 1.4 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-12-02 03:08:06,419 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck:
  - StatisticsResult: Ultimate CodeCheck benchmark data
    CFG has 1 procedures, 131 locations, 12 error locations. Result: UNSAFE, OverallTime: 68.0s, OverallIterations: 48, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 26699088 SDtfs, -1899272672 SDslu, -1744863076 SDs, 0 SdLazy, 247350782 SolverSat, 1411052538 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13976 GetRequests, 12888 SyntacticMatches, 342 SemanticMatches, 746 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380057 ImplicationChecksByTransitivity, 64.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1780 NumberOfCodeBlocks, 1780 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1664 ConstructedInterpolants, 0 QuantifiedInterpolants, 166795 SizeOfPredicates, 8 NumberOfNonLiveVariables, 223 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 47 InterpolantComputations, 47 PerfectInterpolantSequences, 467/467 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
  - UnprovableResult [Line: 543]: Unable to prove that integer overflow can never occur
    Unable to prove that integer overflow can never occur
 Reason: overapproximation of bitwiseAnd at line 88. 
Possible FailurePath: 
[L687]              int s ;
[L688]              int tmp ;
[L692]              s = 8464
[L12]               int s__info_callback  = __VERIFIER_nondet_int();
[L13]               unsigned int s__in_handshake  = __VERIFIER_nondet_uint();
[L14]               int s__state ;
[L15]               int s__new_session ;
[L16]               int s__server ;
[L17]               int s__version  = __VERIFIER_nondet_int();
[L18]               int s__type ;
[L19]               int s__init_num ;
[L20]               int s__hit  = __VERIFIER_nondet_int();
[L21]               int s__rwstate ;
[L22]               int s__init_buf___0 ;
[L23]               int s__debug  = __VERIFIER_nondet_int();
[L24]               int s__shutdown ;
[L25]               int s__cert  = __VERIFIER_nondet_int();
[L26]               int s__options  = __VERIFIER_nondet_int();
[L27]               int s__verify_mode  = __VERIFIER_nondet_int();
[L28]               int s__session__peer  = __VERIFIER_nondet_int();
[L29]               int s__cert__pkeys__AT0__privatekey  = __VERIFIER_nondet_int();
[L30]               int s__ctx__info_callback  = __VERIFIER_nondet_int();
[L31]               int s__ctx__stats__sess_accept_renegotiate ;
[L32]               int s__ctx__stats__sess_accept ;
[L33]               int s__ctx__stats__sess_accept_good  = __VERIFIER_nondet_int();
[L34]               int s__s3__tmp__cert_request ;
[L35]               int s__s3__tmp__reuse_message  = __VERIFIER_nondet_int();
[L36]               int s__s3__tmp__use_rsa_tmp ;
[L37]               int s__s3__tmp__new_cipher  = __VERIFIER_nondet_int();
[L38]               int s__s3__tmp__new_cipher__algorithms  = __VERIFIER_nondet_int();
[L39]               int s__s3__tmp__next_state___0 ;
[L40]               int s__s3__tmp__new_cipher__algo_strength  = __VERIFIER_nondet_int();
[L41]               int s__session__cipher ;
[L42]               int buf  = __VERIFIER_nondet_int();
[L43]               unsigned long l ;
[L44]               unsigned long Time ;
[L45]               unsigned long tmp  = __VERIFIER_nondet_ulong();
[L46]               int cb ;
[L47]               long num1 ;
[L48]               int ret ;
[L49]               int new_state ;
[L50]               int state ;
[L51]               int skip ;
[L52]               int got_new_session ;
[L53]               int tmp___1  = __VERIFIER_nondet_int();
[L54]               int tmp___2  = __VERIFIER_nondet_int();
[L55]               int tmp___3 ;
[L56]               int tmp___4 ;
[L57]               int tmp___5 ;
[L58]               int tmp___6 ;
[L59]               int tmp___7 ;
[L60]               long tmp___8  = __VERIFIER_nondet_long();
[L61]               int tmp___9 ;
[L62]               int tmp___10 ;
[L63]               int blastFlag ;
[L64]               int ag_X ;
[L65]               int ag_Y  = __VERIFIER_nondet_int();
[L66]               int ag_Z ;
[L67]               int __retres70 ;
[L71]               s__state = initial_state
[L72]               blastFlag = 0
[L73]               Time = tmp
[L74]               cb = 0
[L75]               ret = -1
[L76]               skip = 0
[L77]               got_new_session = 0
[L78]   COND TRUE   s__info_callback != 0
[L79]               cb = s__info_callback
[L87]               s__in_handshake = s__in_handshake + 1
[L88]   COND TRUE   tmp___1 & 12288
[L89]   COND TRUE   tmp___2 & 16384
[L97]   COND FALSE  !(s__cert == 0)
[L104]  COND TRUE   1
[L106]              state = s__state
[L107]  COND FALSE  !(s__state == 12292)
[L110]  COND FALSE  !(s__state == 16384)
[L113]  COND FALSE  !(s__state == 8192)
[L116]  COND FALSE  !(s__state == 24576)
[L119]  COND FALSE  !(s__state == 8195)
[L122]  COND FALSE  !(s__state == 8480)
[L125]  COND FALSE  !(s__state == 8481)
[L128]  COND FALSE  !(s__state == 8482)
[L131]  COND TRUE   s__state == 8464
[L289]              s__shutdown = 0
[L290]              ret = __VERIFIER_nondet_int()
[L291]  COND TRUE   blastFlag == 0
[L292]              blastFlag = 1
[L296]  COND FALSE  !(ret <= 0)
[L301]              got_new_session = 1
[L302]              s__state = 8496
[L303]              s__init_num = 0
[L636]  COND FALSE  !(! s__s3__tmp__reuse_message)
[L665]              skip = 0
[L104]  COND TRUE   1
[L106]              state = s__state
[L107]  COND FALSE  !(s__state == 12292)
[L110]  COND FALSE  !(s__state == 16384)
[L113]  COND FALSE  !(s__state == 8192)
[L116]  COND FALSE  !(s__state == 24576)
[L119]  COND FALSE  !(s__state == 8195)
[L122]  COND FALSE  !(s__state == 8480)
[L125]  COND FALSE  !(s__state == 8481)
[L128]  COND FALSE  !(s__state == 8482)
[L131]  COND FALSE  !(s__state == 8464)
[L134]  COND FALSE  !(s__state == 8465)
[L137]  COND FALSE  !(s__state == 8466)
[L140]  COND TRUE   s__state == 8496
[L307]              ret = __VERIFIER_nondet_int()
[L308]  COND TRUE   blastFlag == 1
[L309]              blastFlag = 2
[L313]  COND FALSE  !(ret <= 0)
[L318]  COND TRUE   \read(s__hit)
[L319]              s__state = 8656
[L323]              s__init_num = 0
[L636]  COND FALSE  !(! s__s3__tmp__reuse_message)
[L665]              skip = 0
[L104]  COND TRUE   1
[L106]              state = s__state
[L107]  COND FALSE  !(s__state == 12292)
[L110]  COND FALSE  !(s__state == 16384)
[L113]  COND FALSE  !(s__state == 8192)
[L116]  COND FALSE  !(s__state == 24576)
[L119]  COND FALSE  !(s__state == 8195)
[L122]  COND FALSE  !(s__state == 8480)
[L125]  COND FALSE  !(s__state == 8481)
[L128]  COND FALSE  !(s__state == 8482)
[L131]  COND FALSE  !(s__state == 8464)
[L134]  COND FALSE  !(s__state == 8465)
[L137]  COND FALSE  !(s__state == 8466)
[L140]  COND FALSE  !(s__state == 8496)
[L143]  COND FALSE  !(s__state == 8497)
[L146]  COND FALSE  !(s__state == 8512)
[L149]  COND FALSE  !(s__state == 8513)
[L152]  COND FALSE  !(s__state == 8528)
[L155]  COND FALSE  !(s__state == 8529)
[L158]  COND FALSE  !(s__state == 8544)
[L161]  COND FALSE  !(s__state == 8545)
[L164]  COND FALSE  !(s__state == 8560)
[L167]  COND FALSE  !(s__state == 8561)
[L170]  COND FALSE  !(s__state == 8448)
[L173]  COND FALSE  !(s__state == 8576)
[L176]  COND FALSE  !(s__state == 8577)
[L179]  COND FALSE  !(s__state == 8592)
[L182]  COND FALSE  !(s__state == 8593)
[L185]  COND FALSE  !(s__state == 8608)
[L188]  COND FALSE  !(s__state == 8609)
[L191]  COND FALSE  !(s__state == 8640)
[L194]  COND FALSE  !(s__state == 8641)
[L197]  COND TRUE   s__state == 8656
[L524]              s__session__cipher = s__s3__tmp__new_cipher
[L525]              tmp___9 = __VERIFIER_nondet_int()
[L526]  COND FALSE  !(! tmp___9)
[L532]              ret = __VERIFIER_nondet_int()
[L533]  COND TRUE   blastFlag == 2
[L534]              blastFlag = 3
[L538]  COND FALSE  !(ret <= 0)
[L543]              ag_X * ag_Y

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 265.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 34.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
 * Boogie Preprocessor took 24.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB.
 * RCFGBuilder took 566.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.7 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB.
 * CodeCheck took 68124.33 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 298.8 MB). Free memory was 997.7 MB in the beginning and 1.0 GB in the end (delta: -27.2 MB). Peak memory consumption was 271.6 MB. Max. memory is 11.5 GB.
 * Witness Printer took 3.01 ms. Allocated memory is still 1.4 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB.
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...