./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/eureka_01_false-unreach-call_true-termination.i --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 635dfa2a
Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/eureka_01_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 70bf824eb1ce7a6b047f1b7928100a687c12a44d
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE
--- Real Ultimate output ---
This is Ultimate 0.1.23-635dfa2
[2018-12-09 11:52:25,275 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-12-09 11:52:25,276 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
[2018-12-09 11:52:25,282 INFO  L177        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-12-09 11:52:25,283 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-12-09 11:52:25,283 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-12-09 11:52:25,284 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-12-09 11:52:25,285 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-12-09 11:52:25,286 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-12-09 11:52:25,287 INFO  L174        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-12-09 11:52:25,288 INFO  L177        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-12-09 11:52:25,288 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-12-09 11:52:25,288 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-12-09 11:52:25,289 INFO  L174        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-12-09 11:52:25,290 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-12-09 11:52:25,290 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-12-09 11:52:25,291 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-12-09 11:52:25,292 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-12-09 11:52:25,294 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-12-09 11:52:25,295 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-12-09 11:52:25,295 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-12-09 11:52:25,296 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-12-09 11:52:25,298 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-12-09 11:52:25,298 INFO  L177        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-12-09 11:52:25,298 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-12-09 11:52:25,299 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-12-09 11:52:25,299 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-12-09 11:52:25,300 INFO  L174        SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-12-09 11:52:25,301 INFO  L174        SettingsManager]: Resetting Witness Printer preferences to default values
[2018-12-09 11:52:25,301 INFO  L177        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-12-09 11:52:25,301 INFO  L174        SettingsManager]: Resetting CDTParser preferences to default values
[2018-12-09 11:52:25,302 INFO  L177        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-12-09 11:52:25,302 INFO  L177        SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-12-09 11:52:25,302 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
[2018-12-09 11:52:25,303 INFO  L174        SettingsManager]: Resetting Witness Parser preferences to default values
[2018-12-09 11:52:25,303 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-12-09 11:52:25,303 INFO  L98         SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2018-12-09 11:52:25,311 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-12-09 11:52:25,311 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-12-09 11:52:25,312 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-12-09 11:52:25,312 INFO  L133        SettingsManager]:  * ... to procedures called more than once=ALWAYS
[2018-12-09 11:52:25,312 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-12-09 11:52:25,312 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-12-09 11:52:25,312 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-12-09 11:52:25,312 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-12-09 11:52:25,312 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-12-09 11:52:25,312 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-12-09 11:52:25,312 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * Use constant arrays=true
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-12-09 11:52:25,313 INFO  L131        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * Timeout in seconds=1000000
[2018-12-09 11:52:25,313 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-12-09 11:52:25,313 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2018-12-09 11:52:25,313 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-12-09 11:52:25,314 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-12-09 11:52:25,314 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-12-09 11:52:25,314 INFO  L133        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2018-12-09 11:52:25,314 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-12-09 11:52:25,314 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-12-09 11:52:25,314 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
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/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/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 ! call(__VERIFIER_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 -> 70bf824eb1ce7a6b047f1b7928100a687c12a44d
[2018-12-09 11:52:25,332 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-12-09 11:52:25,341 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-12-09 11:52:25,343 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-12-09 11:52:25,344 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-12-09 11:52:25,345 INFO  L276        PluginConnector]: CDTParser initialized
[2018-12-09 11:52:25,345 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/../../sv-benchmarks/c/loops/eureka_01_false-unreach-call_true-termination.i
[2018-12-09 11:52:25,382 INFO  L221              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/data/9c7197a52/b28d25fab3dc483fb2d260e5cc48adb2/FLAG94f8cd8ac
[2018-12-09 11:52:25,772 INFO  L307              CDTParser]: Found 1 translation units.
[2018-12-09 11:52:25,772 INFO  L161              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/sv-benchmarks/c/loops/eureka_01_false-unreach-call_true-termination.i
[2018-12-09 11:52:25,776 INFO  L355              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/data/9c7197a52/b28d25fab3dc483fb2d260e5cc48adb2/FLAG94f8cd8ac
[2018-12-09 11:52:25,784 INFO  L363              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/data/9c7197a52/b28d25fab3dc483fb2d260e5cc48adb2
[2018-12-09 11:52:25,785 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-12-09 11:52:25,786 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2018-12-09 11:52:25,787 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-12-09 11:52:25,787 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-12-09 11:52:25,789 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-12-09 11:52:25,789 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:25,791 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355d8d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25, skipping insertion in model container
[2018-12-09 11:52:25,791 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:25,795 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-12-09 11:52:25,805 INFO  L176         MainTranslator]: Built tables and reachable declarations
[2018-12-09 11:52:25,899 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-12-09 11:52:25,902 INFO  L191         MainTranslator]: Completed pre-run
[2018-12-09 11:52:25,922 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-12-09 11:52:25,933 INFO  L195         MainTranslator]: Completed translation
[2018-12-09 11:52:25,933 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25 WrapperNode
[2018-12-09 11:52:25,933 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-12-09 11:52:25,934 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-12-09 11:52:25,934 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-12-09 11:52:25,934 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-12-09 11:52:25,939 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:25,944 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:25,989 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-12-09 11:52:25,989 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-12-09 11:52:25,989 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-12-09 11:52:25,989 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-12-09 11:52:25,995 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:25,995 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:25,997 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:25,997 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:26,001 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:26,004 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:26,005 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
[2018-12-09 11:52:26,006 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-12-09 11:52:26,007 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-12-09 11:52:26,007 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-12-09 11:52:26,007 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-12-09 11:52:26,007 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:52:25" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/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
[2018-12-09 11:52:26,038 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2018-12-09 11:52:26,038 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-12-09 11:52:26,038 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-12-09 11:52:26,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-12-09 11:52:26,039 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2018-12-09 11:52:26,039 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2018-12-09 11:52:26,039 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-12-09 11:52:26,258 INFO  L275             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-12-09 11:52:26,258 INFO  L280             CfgBuilder]: Removed 11 assue(true) statements.
[2018-12-09 11:52:26,258 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:26 BoogieIcfgContainer
[2018-12-09 11:52:26,258 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-12-09 11:52:26,258 INFO  L113        PluginConnector]: ------------------------CodeCheck----------------------------
[2018-12-09 11:52:26,258 INFO  L271        PluginConnector]: Initializing CodeCheck...
[2018-12-09 11:52:26,265 INFO  L276        PluginConnector]: CodeCheck initialized
[2018-12-09 11:52:26,265 INFO  L185        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:26" (1/1) ...
[2018-12-09 11:52:26,272 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-12-09 11:52:26,288 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:26,292 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions.
[2018-12-09 11:52:26,293 INFO  L276                IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions.
[2018-12-09 11:52:26,294 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2018-12-09 11:52:26,294 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:26,358 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:26,417 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-09 11:52:26,466 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:26,466 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions.
[2018-12-09 11:52:26,466 INFO  L276                IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions.
[2018-12-09 11:52:26,468 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2018-12-09 11:52:26,468 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:26,482 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:26,495 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:26,536 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:26,536 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions.
[2018-12-09 11:52:26,537 INFO  L276                IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions.
[2018-12-09 11:52:26,537 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2018-12-09 11:52:26,537 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:26,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:26,560 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:26,592 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:26,593 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions.
[2018-12-09 11:52:26,593 INFO  L276                IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions.
[2018-12-09 11:52:26,593 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2018-12-09 11:52:26,593 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:26,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:26,736 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:27,136 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:27,136 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 30 states and 65 transitions.
[2018-12-09 11:52:27,137 INFO  L276                IsEmpty]: Start isEmpty. Operand 30 states and 65 transitions.
[2018-12-09 11:52:27,137 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2018-12-09 11:52:27,137 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:27,157 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:27,224 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:27,621 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:27,622 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 34 states and 84 transitions.
[2018-12-09 11:52:27,622 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 84 transitions.
[2018-12-09 11:52:27,623 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2018-12-09 11:52:27,623 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:27,635 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:27,747 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-09 11:52:28,320 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:28,320 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 35 states and 83 transitions.
[2018-12-09 11:52:28,321 INFO  L276                IsEmpty]: Start isEmpty. Operand 35 states and 83 transitions.
[2018-12-09 11:52:28,321 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2018-12-09 11:52:28,321 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:28,334 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:28,438 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:28,633 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:28,634 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 80 transitions.
[2018-12-09 11:52:28,634 INFO  L276                IsEmpty]: Start isEmpty. Operand 35 states and 80 transitions.
[2018-12-09 11:52:28,634 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2018-12-09 11:52:28,634 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:28,641 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:28,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:28,937 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:28,937 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 37 states and 85 transitions.
[2018-12-09 11:52:28,937 INFO  L276                IsEmpty]: Start isEmpty. Operand 37 states and 85 transitions.
[2018-12-09 11:52:28,938 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2018-12-09 11:52:28,938 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:28,944 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:29,056 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-09 11:52:29,566 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:29,566 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 41 states and 100 transitions.
[2018-12-09 11:52:29,566 INFO  L276                IsEmpty]: Start isEmpty. Operand 41 states and 100 transitions.
[2018-12-09 11:52:29,567 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2018-12-09 11:52:29,567 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:29,575 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:29,681 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-12-09 11:52:29,966 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:29,967 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 42 states and 100 transitions.
[2018-12-09 11:52:29,967 INFO  L276                IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions.
[2018-12-09 11:52:29,967 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2018-12-09 11:52:29,967 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:29,987 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:30,376 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:31,347 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:31,347 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 45 states and 107 transitions.
[2018-12-09 11:52:31,347 INFO  L276                IsEmpty]: Start isEmpty. Operand 45 states and 107 transitions.
[2018-12-09 11:52:31,348 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2018-12-09 11:52:31,348 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:31,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:31,446 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:32,138 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:32,139 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 51 states and 121 transitions.
[2018-12-09 11:52:32,139 INFO  L276                IsEmpty]: Start isEmpty. Operand 51 states and 121 transitions.
[2018-12-09 11:52:32,139 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2018-12-09 11:52:32,139 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:32,145 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:32,151 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2018-12-09 11:52:32,284 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:32,284 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 52 states and 121 transitions.
[2018-12-09 11:52:32,284 INFO  L276                IsEmpty]: Start isEmpty. Operand 52 states and 121 transitions.
[2018-12-09 11:52:32,285 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2018-12-09 11:52:32,285 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:32,294 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:32,435 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-09 11:52:32,959 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:32,959 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 54 states and 124 transitions.
[2018-12-09 11:52:32,959 INFO  L276                IsEmpty]: Start isEmpty. Operand 54 states and 124 transitions.
[2018-12-09 11:52:32,960 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2018-12-09 11:52:32,960 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:32,968 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:33,062 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-09 11:52:33,239 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:33,239 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 55 states and 126 transitions.
[2018-12-09 11:52:33,239 INFO  L276                IsEmpty]: Start isEmpty. Operand 55 states and 126 transitions.
[2018-12-09 11:52:33,240 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2018-12-09 11:52:33,240 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:33,248 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:33,341 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:34,196 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:34,197 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 60 states and 145 transitions.
[2018-12-09 11:52:34,197 INFO  L276                IsEmpty]: Start isEmpty. Operand 60 states and 145 transitions.
[2018-12-09 11:52:34,197 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2018-12-09 11:52:34,197 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:34,202 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:34,278 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:34,502 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:34,503 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 61 states and 146 transitions.
[2018-12-09 11:52:34,503 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 146 transitions.
[2018-12-09 11:52:34,503 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2018-12-09 11:52:34,503 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:34,507 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:34,534 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-09 11:52:34,712 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:34,712 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 62 states and 151 transitions.
[2018-12-09 11:52:34,713 INFO  L276                IsEmpty]: Start isEmpty. Operand 62 states and 151 transitions.
[2018-12-09 11:52:34,713 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2018-12-09 11:52:34,713 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:34,720 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:34,753 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-09 11:52:35,175 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:35,175 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 64 states and 157 transitions.
[2018-12-09 11:52:35,175 INFO  L276                IsEmpty]: Start isEmpty. Operand 64 states and 157 transitions.
[2018-12-09 11:52:35,176 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-12-09 11:52:35,176 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:35,180 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:35,277 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:36,136 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:36,136 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 66 states and 163 transitions.
[2018-12-09 11:52:36,137 INFO  L276                IsEmpty]: Start isEmpty. Operand 66 states and 163 transitions.
[2018-12-09 11:52:36,137 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-09 11:52:36,137 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:36,141 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:36,167 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2018-12-09 11:52:36,402 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:36,403 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 67 states and 165 transitions.
[2018-12-09 11:52:36,403 INFO  L276                IsEmpty]: Start isEmpty. Operand 67 states and 165 transitions.
[2018-12-09 11:52:36,403 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-09 11:52:36,403 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:36,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:36,494 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-12-09 11:52:36,797 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:36,797 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 68 states and 166 transitions.
[2018-12-09 11:52:36,797 INFO  L276                IsEmpty]: Start isEmpty. Operand 68 states and 166 transitions.
[2018-12-09 11:52:36,797 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-09 11:52:36,797 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:36,803 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:37,582 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-12-09 11:52:41,979 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:41,979 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 78 states and 200 transitions.
[2018-12-09 11:52:41,979 INFO  L276                IsEmpty]: Start isEmpty. Operand 78 states and 200 transitions.
[2018-12-09 11:52:41,979 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-09 11:52:41,979 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:42,009 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:43,813 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:47,045 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:47,045 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 82 states and 220 transitions.
[2018-12-09 11:52:47,045 INFO  L276                IsEmpty]: Start isEmpty. Operand 82 states and 220 transitions.
[2018-12-09 11:52:47,045 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-09 11:52:47,046 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:47,049 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:47,084 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-12-09 11:52:47,440 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:47,441 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 83 states and 222 transitions.
[2018-12-09 11:52:47,441 INFO  L276                IsEmpty]: Start isEmpty. Operand 83 states and 222 transitions.
[2018-12-09 11:52:47,441 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-09 11:52:47,441 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:47,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:47,473 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-12-09 11:52:47,802 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:47,802 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 84 states and 223 transitions.
[2018-12-09 11:52:47,802 INFO  L276                IsEmpty]: Start isEmpty. Operand 84 states and 223 transitions.
[2018-12-09 11:52:47,803 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-09 11:52:47,803 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:47,810 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:47,841 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-12-09 11:52:48,148 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:48,148 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 85 states and 224 transitions.
[2018-12-09 11:52:48,148 INFO  L276                IsEmpty]: Start isEmpty. Operand 85 states and 224 transitions.
[2018-12-09 11:52:48,149 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-12-09 11:52:48,149 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:48,154 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:48,240 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-09 11:52:48,713 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:48,713 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 86 states and 225 transitions.
[2018-12-09 11:52:48,714 INFO  L276                IsEmpty]: Start isEmpty. Operand 86 states and 225 transitions.
[2018-12-09 11:52:48,714 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-12-09 11:52:48,714 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:48,748 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:49,921 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-09 11:52:52,711 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:52,711 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 91 states and 244 transitions.
[2018-12-09 11:52:52,711 INFO  L276                IsEmpty]: Start isEmpty. Operand 91 states and 244 transitions.
[2018-12-09 11:52:52,711 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-12-09 11:52:52,711 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:52,729 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:53,290 INFO  L134       CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-09 11:52:53,716 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:53,717 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 92 states and 247 transitions.
[2018-12-09 11:52:53,717 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 247 transitions.
[2018-12-09 11:52:53,717 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-12-09 11:52:53,717 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:53,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:53,729 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-09 11:52:54,197 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:54,197 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 92 states and 245 transitions.
[2018-12-09 11:52:54,197 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 245 transitions.
[2018-12-09 11:52:54,197 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-12-09 11:52:54,197 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:54,201 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:54,204 INFO  L134       CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-09 11:52:54,636 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:54,636 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 92 states and 243 transitions.
[2018-12-09 11:52:54,636 INFO  L276                IsEmpty]: Start isEmpty. Operand 92 states and 243 transitions.
[2018-12-09 11:52:54,636 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-12-09 11:52:54,636 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:54,641 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:55,130 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-12-09 11:52:57,548 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:57,548 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 99 states and 271 transitions.
[2018-12-09 11:52:57,549 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 271 transitions.
[2018-12-09 11:52:57,549 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-12-09 11:52:57,549 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:57,554 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:57,588 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2018-12-09 11:52:57,905 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:57,906 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 100 states and 274 transitions.
[2018-12-09 11:52:57,906 INFO  L276                IsEmpty]: Start isEmpty. Operand 100 states and 274 transitions.
[2018-12-09 11:52:57,906 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2018-12-09 11:52:57,906 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:57,912 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:58,065 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-12-09 11:52:59,265 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:59,265 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 102 states and 277 transitions.
[2018-12-09 11:52:59,265 INFO  L276                IsEmpty]: Start isEmpty. Operand 102 states and 277 transitions.
[2018-12-09 11:52:59,266 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2018-12-09 11:52:59,266 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:59,270 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:59,274 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2018-12-09 11:52:59,623 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:52:59,623 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 102 states and 273 transitions.
[2018-12-09 11:52:59,623 INFO  L276                IsEmpty]: Start isEmpty. Operand 102 states and 273 transitions.
[2018-12-09 11:52:59,624 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2018-12-09 11:52:59,624 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:52:59,627 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:52:59,632 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2018-12-09 11:53:00,068 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:00,068 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 103 states and 275 transitions.
[2018-12-09 11:53:00,068 INFO  L276                IsEmpty]: Start isEmpty. Operand 103 states and 275 transitions.
[2018-12-09 11:53:00,068 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2018-12-09 11:53:00,069 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:00,074 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:00,100 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2018-12-09 11:53:00,830 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:00,830 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 105 states and 276 transitions.
[2018-12-09 11:53:00,830 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 276 transitions.
[2018-12-09 11:53:00,830 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2018-12-09 11:53:00,830 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:00,833 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:01,117 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-09 11:53:03,494 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:03,494 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 110 states and 292 transitions.
[2018-12-09 11:53:03,494 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states and 292 transitions.
[2018-12-09 11:53:03,494 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-12-09 11:53:03,494 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:03,499 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:04,371 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2018-12-09 11:53:05,664 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:05,664 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 111 states and 295 transitions.
[2018-12-09 11:53:05,664 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 295 transitions.
[2018-12-09 11:53:05,664 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-12-09 11:53:05,665 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:05,669 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:05,688 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.
[2018-12-09 11:53:06,122 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:06,123 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 112 states and 295 transitions.
[2018-12-09 11:53:06,123 INFO  L276                IsEmpty]: Start isEmpty. Operand 112 states and 295 transitions.
[2018-12-09 11:53:06,123 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-12-09 11:53:06,123 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:06,127 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:06,132 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-09 11:53:06,558 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:06,558 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 113 states and 297 transitions.
[2018-12-09 11:53:06,559 INFO  L276                IsEmpty]: Start isEmpty. Operand 113 states and 297 transitions.
[2018-12-09 11:53:06,559 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-12-09 11:53:06,559 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:06,564 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:06,570 INFO  L134       CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2018-12-09 11:53:06,919 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:06,919 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 114 states and 297 transitions.
[2018-12-09 11:53:06,919 INFO  L276                IsEmpty]: Start isEmpty. Operand 114 states and 297 transitions.
[2018-12-09 11:53:06,919 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-12-09 11:53:06,919 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:06,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:07,013 INFO  L134       CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-12-09 11:53:11,238 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:11,238 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 123 states and 314 transitions.
[2018-12-09 11:53:11,239 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 314 transitions.
[2018-12-09 11:53:11,239 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-12-09 11:53:11,239 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:11,275 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:14,049 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-12-09 11:53:18,960 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:18,960 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 127 states and 331 transitions.
[2018-12-09 11:53:18,960 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 331 transitions.
[2018-12-09 11:53:18,961 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2018-12-09 11:53:18,961 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:18,964 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:19,043 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2018-12-09 11:53:19,950 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:19,950 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 129 states and 334 transitions.
[2018-12-09 11:53:19,950 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 334 transitions.
[2018-12-09 11:53:19,951 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2018-12-09 11:53:19,951 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:19,957 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:20,432 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-09 11:53:22,265 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:22,266 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 132 states and 343 transitions.
[2018-12-09 11:53:22,266 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 343 transitions.
[2018-12-09 11:53:22,266 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2018-12-09 11:53:22,266 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:22,272 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:22,275 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-09 11:53:22,900 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:22,900 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 133 states and 344 transitions.
[2018-12-09 11:53:22,901 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 344 transitions.
[2018-12-09 11:53:22,901 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2018-12-09 11:53:22,901 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:22,906 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:22,971 INFO  L134       CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2018-12-09 11:53:25,415 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:25,415 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 137 states and 356 transitions.
[2018-12-09 11:53:25,415 INFO  L276                IsEmpty]: Start isEmpty. Operand 137 states and 356 transitions.
[2018-12-09 11:53:25,416 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2018-12-09 11:53:25,416 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:25,419 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-09 11:53:25,439 INFO  L134       CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2018-12-09 11:53:25,824 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-09 11:53:25,825 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 138 states and 358 transitions.
[2018-12-09 11:53:25,825 INFO  L276                IsEmpty]: Start isEmpty. Operand 138 states and 358 transitions.
[2018-12-09 11:53:25,825 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2018-12-09 11:53:25,825 INFO  L431      CodeCheckObserver]: Error Path is FOUND.
[2018-12-09 11:53:25,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-12-09 11:53:25,869 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-12-09 11:53:25,910 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-12-09 11:53:25,938 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-12-09 11:53:25,956 WARN  L497      CodeCheckObserver]: This program is UNSAFE, Check terminated with 51 iterations.
[2018-12-09 11:53:25,991 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 11:53:25 ImpRootNode
[2018-12-09 11:53:25,991 INFO  L132        PluginConnector]: ------------------------ END CodeCheck----------------------------
[2018-12-09 11:53:25,991 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2018-12-09 11:53:25,991 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2018-12-09 11:53:25,991 INFO  L276        PluginConnector]: Witness Printer initialized
[2018-12-09 11:53:25,992 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:52:26" (3/4) ...
[2018-12-09 11:53:25,994 INFO  L138         WitnessPrinter]: Generating witness for reachability counterexample
[2018-12-09 11:53:26,040 INFO  L145         WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e3001dc7-ba3d-40d0-ac44-2ed46ff14605/bin-2019/ukojak/witness.graphml
[2018-12-09 11:53:26,040 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2018-12-09 11:53:26,041 INFO  L168              Benchmark]: Toolchain (without parser) took 60255.26 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 505.4 MB). Free memory was 954.4 MB in the beginning and 1.2 GB in the end (delta: -286.9 MB). Peak memory consumption was 218.6 MB. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,042 INFO  L168              Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,042 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 147.06 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 941.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,042 INFO  L168              Benchmark]: Boogie Procedure Inliner took 54.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,043 INFO  L168              Benchmark]: Boogie Preprocessor took 17.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,043 INFO  L168              Benchmark]: RCFGBuilder took 251.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,043 INFO  L168              Benchmark]: CodeCheck took 59732.41 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 368.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -145.0 MB). Peak memory consumption was 223.5 MB. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,044 INFO  L168              Benchmark]: Witness Printer took 49.19 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB.
[2018-12-09 11:53:26,046 INFO  L336   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, 28 locations, 1 error locations. UNSAFE Result, 59.6s OverallTime, 51 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1610612736 SDtfs, 136295560 SDslu, 536870912 SDs, 0 SdLazy, -1654725146 SolverSat, 1914539566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10959 GetRequests, 10027 SyntacticMatches, 280 SemanticMatches, 652 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237446 ImplicationChecksByTransitivity, 56.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 902 NumberOfCodeBlocks, 902 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 830 ConstructedInterpolants, 0 QuantifiedInterpolants, 67173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 7 PerfectInterpolantSequences, 350/552 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
  - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L11]              int INFINITY = 899;
[L13]              int nodecount = __VERIFIER_nondet_int();
[L14]              int edgecount = __VERIFIER_nondet_int();
[L15]  COND FALSE  !(!(0 <= nodecount && nodecount <= 4))
       VAL         [INFINITY=899]
[L16]  COND FALSE  !(!(0 <= edgecount && edgecount <= 19))
[L17]              int source = 0;
[L18]              int Source[20] = {0,4,1,1,0,0,1,3,4,4,2,2,3,0,0,3,1,2,2,3};
[L19]              int Dest[20] = {1,3,4,1,1,4,3,4,3,0,0,0,0,2,3,0,2,1,0,4};
[L20]              int Weight[20] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
[L21]              int distance[5];
[L22]              int x,y;
[L23]              int i,j;
[L25]              i = 0
       VAL         [INFINITY=899]
[L25]  COND TRUE   i < nodecount
[L26]  COND TRUE   i == source
[L27]              distance[i] = 0
[L25]              i++
       VAL         [INFINITY=899]
[L25]  COND TRUE   i < nodecount
[L26]  COND FALSE  !(i == source)
[L30]              distance[i] = INFINITY
[L25]              i++
       VAL         [INFINITY=899]
[L25]  COND FALSE  !(i < nodecount)
[L34]              i = 0
       VAL         [INFINITY=899]
[L34]  COND TRUE   i < nodecount
[L36]              j = 0
       VAL         [INFINITY=899]
[L36]  COND TRUE   j < edgecount
[L38]  EXPR        Dest[j]
[L38]              x = Dest[j]
[L39]  EXPR        Source[j]
[L39]              y = Source[j]
[L40]  EXPR        distance[x]
[L40]  EXPR        distance[y]
[L40]  EXPR        Weight[j]
[L40]  COND TRUE   distance[x] > distance[y] + Weight[j]
[L42]              distance[x] = -1
[L36]              j++
       VAL         [INFINITY=899]
[L36]  COND FALSE  !(j < edgecount)
[L34]              i++
       VAL         [INFINITY=899]
[L34]  COND TRUE   i < nodecount
[L36]              j = 0
       VAL         [INFINITY=899]
[L36]  COND TRUE   j < edgecount
[L38]  EXPR        Dest[j]
[L38]              x = Dest[j]
[L39]  EXPR        Source[j]
[L39]              y = Source[j]
[L40]  EXPR        distance[x]
[L40]  EXPR        distance[y]
[L40]  EXPR        Weight[j]
[L40]  COND FALSE  !(distance[x] > distance[y] + Weight[j])
[L36]              j++
       VAL         [INFINITY=899]
[L36]  COND FALSE  !(j < edgecount)
[L34]              i++
       VAL         [INFINITY=899]
[L34]  COND FALSE  !(i < nodecount)
[L46]              i = 0
       VAL         [INFINITY=899]
[L46]  COND TRUE   i < edgecount
[L48]  EXPR        Dest[i]
[L48]              x = Dest[i]
[L49]  EXPR        Source[i]
[L49]              y = Source[i]
[L50]  EXPR        distance[x]
[L50]  EXPR        distance[y]
[L50]  EXPR        Weight[i]
       VAL         [INFINITY=899]
[L50]  COND FALSE  !(distance[x] > distance[y] + Weight[i])
[L46]              i++
       VAL         [INFINITY=899]
[L46]  COND FALSE  !(i < edgecount)
[L56]              i = 0
       VAL         [INFINITY=899]
[L56]  COND TRUE   i < nodecount
[L58]              distance[i]
[L6]   COND FALSE  !(!(cond))
       VAL         [INFINITY=899]
[L56]              i++
       VAL         [INFINITY=899]
[L56]  COND TRUE   i < nodecount
[L58]              distance[i]
[L6]   COND TRUE   !(cond)
       VAL         [INFINITY=899]
[L7]               __VERIFIER_error()
       VAL         [INFINITY=899]

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 147.06 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 941.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 54.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB.
 * Boogie Preprocessor took 17.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
 * RCFGBuilder took 251.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB.
 * CodeCheck took 59732.41 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 368.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -145.0 MB). Peak memory consumption was 223.5 MB. Max. memory is 11.5 GB.
 * Witness Printer took 49.19 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB.
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...