./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c --full-output --architecture 32bit


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


Checking for ERROR reachability
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_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/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 0d6f6f11832d8f580d186172cf5d58d3f276ea91
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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 0.1.25-f470102
[2019-12-02 01:42:45,405 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-12-02 01:42:45,406 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-12-02 01:42:45,414 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-12-02 01:42:45,414 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-12-02 01:42:45,415 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-12-02 01:42:45,416 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-12-02 01:42:45,417 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-12-02 01:42:45,418 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-12-02 01:42:45,419 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-12-02 01:42:45,419 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-12-02 01:42:45,420 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-12-02 01:42:45,420 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-12-02 01:42:45,421 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-12-02 01:42:45,422 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-12-02 01:42:45,422 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-12-02 01:42:45,423 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-12-02 01:42:45,423 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-12-02 01:42:45,425 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-12-02 01:42:45,426 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-12-02 01:42:45,427 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-12-02 01:42:45,428 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-12-02 01:42:45,429 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-12-02 01:42:45,429 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-12-02 01:42:45,431 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-12-02 01:42:45,431 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-12-02 01:42:45,431 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-12-02 01:42:45,431 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-12-02 01:42:45,432 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-12-02 01:42:45,432 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-12-02 01:42:45,432 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-12-02 01:42:45,433 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-12-02 01:42:45,433 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-12-02 01:42:45,434 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-12-02 01:42:45,434 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-12-02 01:42:45,434 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-12-02 01:42:45,435 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-12-02 01:42:45,435 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-12-02 01:42:45,435 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-12-02 01:42:45,436 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-12-02 01:42:45,436 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-12-02 01:42:45,436 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2019-12-02 01:42:45,446 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-12-02 01:42:45,446 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-12-02 01:42:45,447 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-12-02 01:42:45,447 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2019-12-02 01:42:45,447 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-12-02 01:42:45,447 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-12-02 01:42:45,447 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-12-02 01:42:45,447 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-12-02 01:42:45,448 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-12-02 01:42:45,449 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-12-02 01:42:45,449 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-12-02 01:42:45,449 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2019-12-02 01:42:45,449 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2019-12-02 01:42:45,449 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-12-02 01:42:45,449 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-12-02 01:42:45,449 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2019-12-02 01:42:45,450 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-12-02 01:42:45,450 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-12-02 01:42:45,450 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-12-02 01:42:45,450 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2019-12-02 01:42:45,450 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-12-02 01:42:45,450 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-12-02 01:42:45,450 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_2beccaca-da2f-42ae-8e85-9243409dd715/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 ! 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 -> 0d6f6f11832d8f580d186172cf5d58d3f276ea91
[2019-12-02 01:42:45,549 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-12-02 01:42:45,556 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-12-02 01:42:45,559 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-12-02 01:42:45,560 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-12-02 01:42:45,560 INFO  L275        PluginConnector]: CDTParser initialized
[2019-12-02 01:42:45,560 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c
[2019-12-02 01:42:45,597 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/data/fb08c4afa/fffa890547344b8984ff2859fc1a6dfb/FLAGda6a28baf
[2019-12-02 01:42:45,963 INFO  L306              CDTParser]: Found 1 translation units.
[2019-12-02 01:42:45,963 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c
[2019-12-02 01:42:45,972 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/data/fb08c4afa/fffa890547344b8984ff2859fc1a6dfb/FLAGda6a28baf
[2019-12-02 01:42:45,980 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/data/fb08c4afa/fffa890547344b8984ff2859fc1a6dfb
[2019-12-02 01:42:45,982 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-12-02 01:42:45,983 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2019-12-02 01:42:45,984 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-12-02 01:42:45,984 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-12-02 01:42:45,986 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-12-02 01:42:45,986 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:42:45" (1/1) ...
[2019-12-02 01:42:45,988 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4471ac92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:45, skipping insertion in model container
[2019-12-02 01:42:45,988 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:42:45" (1/1) ...
[2019-12-02 01:42:45,993 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-12-02 01:42:46,020 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-12-02 01:42:46,242 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-12-02 01:42:46,249 INFO  L203         MainTranslator]: Completed pre-run
[2019-12-02 01:42:46,299 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-12-02 01:42:46,321 INFO  L208         MainTranslator]: Completed translation
[2019-12-02 01:42:46,321 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46 WrapperNode
[2019-12-02 01:42:46,321 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-12-02 01:42:46,322 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-12-02 01:42:46,322 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-12-02 01:42:46,322 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-12-02 01:42:46,327 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,339 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,359 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-12-02 01:42:46,360 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-12-02 01:42:46,360 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-12-02 01:42:46,360 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-12-02 01:42:46,366 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,366 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,370 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,370 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,378 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,383 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,385 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
[2019-12-02 01:42:46,387 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-12-02 01:42:46,388 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-12-02 01:42:46,388 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-12-02 01:42:46,388 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-12-02 01:42:46,388 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:46" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/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 01:42:46,434 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-12-02 01:42:46,435 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2019-12-02 01:42:46,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2019-12-02 01:42:46,435 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2019-12-02 01:42:46,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2019-12-02 01:42:46,435 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2019-12-02 01:42:46,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2019-12-02 01:42:46,435 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2019-12-02 01:42:46,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2019-12-02 01:42:46,435 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor
[2019-12-02 01:42:46,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor
[2019-12-02 01:42:46,435 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2019-12-02 01:42:46,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2019-12-02 01:42:46,436 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2019-12-02 01:42:46,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2019-12-02 01:42:46,436 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2019-12-02 01:42:46,436 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2019-12-02 01:42:46,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2019-12-02 01:42:46,436 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-12-02 01:42:46,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-12-02 01:42:47,033 INFO  L282             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-12-02 01:42:47,033 INFO  L287             CfgBuilder]: Removed 40 assume(true) statements.
[2019-12-02 01:42:47,034 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:42:47 BoogieIcfgContainer
[2019-12-02 01:42:47,034 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-12-02 01:42:47,034 INFO  L113        PluginConnector]: ------------------------CodeCheck----------------------------
[2019-12-02 01:42:47,034 INFO  L271        PluginConnector]: Initializing CodeCheck...
[2019-12-02 01:42:47,041 INFO  L275        PluginConnector]: CodeCheck initialized
[2019-12-02 01:42:47,041 INFO  L185        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:42:47" (1/1) ...
[2019-12-02 01:42:47,048 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-12-02 01:42:47,066 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,073 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions.
[2019-12-02 01:42:47,073 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions.
[2019-12-02 01:42:47,077 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2019-12-02 01:42:47,077 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,187 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,241 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 01:42:47,249 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,251 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions.
[2019-12-02 01:42:47,251 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions.
[2019-12-02 01:42:47,252 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2019-12-02 01:42:47,252 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,312 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 01:42:47,327 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions.
[2019-12-02 01:42:47,328 INFO  L276                IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions.
[2019-12-02 01:42:47,329 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2019-12-02 01:42:47,329 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,343 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,371 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 01:42:47,459 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,460 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 104 transitions.
[2019-12-02 01:42:47,460 INFO  L276                IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions.
[2019-12-02 01:42:47,461 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2019-12-02 01:42:47,462 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,476 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,492 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 01:42:47,496 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,497 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions.
[2019-12-02 01:42:47,497 INFO  L276                IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions.
[2019-12-02 01:42:47,498 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2019-12-02 01:42:47,498 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,510 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,524 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 01:42:47,531 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,532 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 106 transitions.
[2019-12-02 01:42:47,532 INFO  L276                IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions.
[2019-12-02 01:42:47,534 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2019-12-02 01:42:47,534 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,547 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,562 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 01:42:47,567 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,568 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions.
[2019-12-02 01:42:47,568 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions.
[2019-12-02 01:42:47,569 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2019-12-02 01:42:47,569 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,579 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,635 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 01:42:47,928 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,930 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions.
[2019-12-02 01:42:47,930 INFO  L276                IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions.
[2019-12-02 01:42:47,931 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2019-12-02 01:42:47,931 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,945 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:47,969 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 01:42:47,981 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:47,982 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 146 transitions.
[2019-12-02 01:42:47,983 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions.
[2019-12-02 01:42:47,984 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2019-12-02 01:42:47,984 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:47,998 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:48,039 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 01:42:48,138 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:48,139 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 97 states and 154 transitions.
[2019-12-02 01:42:48,139 INFO  L276                IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions.
[2019-12-02 01:42:48,140 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2019-12-02 01:42:48,140 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:48,150 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:48,182 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 01:42:48,451 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:48,452 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 108 states and 182 transitions.
[2019-12-02 01:42:48,452 INFO  L276                IsEmpty]: Start isEmpty. Operand 108 states and 182 transitions.
[2019-12-02 01:42:48,454 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2019-12-02 01:42:48,454 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:48,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:48,472 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 01:42:48,476 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:48,477 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 109 states and 183 transitions.
[2019-12-02 01:42:48,477 INFO  L276                IsEmpty]: Start isEmpty. Operand 109 states and 183 transitions.
[2019-12-02 01:42:48,478 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2019-12-02 01:42:48,478 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:48,485 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:48,496 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 01:42:48,504 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:48,505 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 110 states and 184 transitions.
[2019-12-02 01:42:48,505 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states and 184 transitions.
[2019-12-02 01:42:48,506 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2019-12-02 01:42:48,506 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:48,513 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:48,523 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 01:42:48,533 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:48,534 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 111 states and 187 transitions.
[2019-12-02 01:42:48,535 INFO  L276                IsEmpty]: Start isEmpty. Operand 111 states and 187 transitions.
[2019-12-02 01:42:48,536 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2019-12-02 01:42:48,536 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:48,546 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:48,559 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 01:42:48,640 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:48,641 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 113 states and 190 transitions.
[2019-12-02 01:42:48,641 INFO  L276                IsEmpty]: Start isEmpty. Operand 113 states and 190 transitions.
[2019-12-02 01:42:48,642 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2019-12-02 01:42:48,642 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:48,671 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:48,729 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 01:42:49,106 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:49,107 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 211 transitions.
[2019-12-02 01:42:49,107 INFO  L276                IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions.
[2019-12-02 01:42:49,107 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2019-12-02 01:42:49,107 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:49,116 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:49,127 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 01:42:49,218 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:49,219 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 125 states and 212 transitions.
[2019-12-02 01:42:49,219 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 212 transitions.
[2019-12-02 01:42:49,220 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2019-12-02 01:42:49,220 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:49,230 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:49,408 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 01:42:49,938 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:49,939 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 139 states and 253 transitions.
[2019-12-02 01:42:49,939 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states and 253 transitions.
[2019-12-02 01:42:49,940 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2019-12-02 01:42:49,940 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:49,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:50,045 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 01:42:50,332 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:50,333 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 141 states and 258 transitions.
[2019-12-02 01:42:50,333 INFO  L276                IsEmpty]: Start isEmpty. Operand 141 states and 258 transitions.
[2019-12-02 01:42:50,334 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2019-12-02 01:42:50,334 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:50,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:50,351 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 01:42:50,559 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:50,561 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 146 states and 266 transitions.
[2019-12-02 01:42:50,561 INFO  L276                IsEmpty]: Start isEmpty. Operand 146 states and 266 transitions.
[2019-12-02 01:42:50,562 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2019-12-02 01:42:50,562 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:50,570 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:50,582 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 01:42:50,785 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:50,786 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 148 states and 272 transitions.
[2019-12-02 01:42:50,786 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 272 transitions.
[2019-12-02 01:42:50,787 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2019-12-02 01:42:50,787 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:50,795 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:50,814 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 01:42:50,824 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:50,825 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 149 states and 273 transitions.
[2019-12-02 01:42:50,825 INFO  L276                IsEmpty]: Start isEmpty. Operand 149 states and 273 transitions.
[2019-12-02 01:42:50,826 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2019-12-02 01:42:50,826 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:50,835 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:50,849 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 01:42:51,045 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:51,046 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 154 states and 281 transitions.
[2019-12-02 01:42:51,046 INFO  L276                IsEmpty]: Start isEmpty. Operand 154 states and 281 transitions.
[2019-12-02 01:42:51,047 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 31
[2019-12-02 01:42:51,047 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:51,055 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:51,072 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 01:42:51,120 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:51,121 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 287 transitions.
[2019-12-02 01:42:51,121 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 287 transitions.
[2019-12-02 01:42:51,122 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2019-12-02 01:42:51,122 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:51,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-12-02 01:42:51,148 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 01:42:51,174 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2019-12-02 01:42:51,175 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 158 states and 288 transitions.
[2019-12-02 01:42:51,176 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 288 transitions.
[2019-12-02 01:42:51,176 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2019-12-02 01:42:51,176 INFO  L428      CodeCheckObserver]: Error Path is FOUND.
[2019-12-02 01:42:51,209 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2019-12-02 01:42:51,235 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2019-12-02 01:42:51,335 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2019-12-02 01:42:51,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2019-12-02 01:42:51,424 WARN  L483      CodeCheckObserver]: This program is UNSAFE, Check terminated with 25 iterations.
[2019-12-02 01:42:51,546 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:42:51 ImpRootNode
[2019-12-02 01:42:51,547 INFO  L132        PluginConnector]: ------------------------ END CodeCheck----------------------------
[2019-12-02 01:42:51,547 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2019-12-02 01:42:51,547 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2019-12-02 01:42:51,547 INFO  L275        PluginConnector]: Witness Printer initialized
[2019-12-02 01:42:51,548 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:42:47" (3/4) ...
[2019-12-02 01:42:51,549 INFO  L131         WitnessPrinter]: Generating witness for reachability counterexample
[2019-12-02 01:42:51,631 INFO  L141         WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2beccaca-da2f-42ae-8e85-9243409dd715/bin/ukojak/witness.graphml
[2019-12-02 01:42:51,631 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2019-12-02 01:42:51,632 INFO  L168              Benchmark]: Toolchain (without parser) took 5648.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 944.6 MB in the beginning and 841.6 MB in the end (delta: 103.1 MB). Peak memory consumption was 268.2 MB. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,633 INFO  L168              Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 962.9 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,633 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 337.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,633 INFO  L168              Benchmark]: Boogie Procedure Inliner took 37.80 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,634 INFO  L168              Benchmark]: Boogie Preprocessor took 27.86 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: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,634 INFO  L168              Benchmark]: RCFGBuilder took 646.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,634 INFO  L168              Benchmark]: CodeCheck took 4512.27 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 58.2 MB). Free memory was 1.0 GB in the beginning and 859.3 MB in the end (delta: 141.7 MB). Peak memory consumption was 199.9 MB. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,635 INFO  L168              Benchmark]: Witness Printer took 83.87 ms. Allocated memory is still 1.2 GB. Free memory was 859.3 MB in the beginning and 841.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB.
[2019-12-02 01:42:51,637 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 9 procedures, 61 locations, 1 error locations. Result: UNSAFE, OverallTime: 4.3s, OverallIterations: 25, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 366211592 SDtfs, 120710416 SDslu, 189933556 SDs, 0 SdLazy, 131536144 SolverSat, 41436328 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5782 GetRequests, 5631 SyntacticMatches, 27 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6017 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 654 NumberOfCodeBlocks, 654 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 597 ConstructedInterpolants, 0 QuantifiedInterpolants, 42338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 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
  - CounterExampleResult [Line: 704]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L121]              int pumpRunning  =    0;
[L122]              int systemActive  =    1;
[L503]              static struct __ACC__ERR *head  =    (struct __ACC__ERR *)0;
[L773]              int cleanupTimeShifts  =    4;
[L870]              int waterLevel  =    1;
[L871]              int methaneLevelCritical  =    0;
[L846]              int retValue_acc ;
[L847]              int tmp ;
[L738]              int retValue_acc ;
[L741]              retValue_acc = 1
[L742]              return (retValue_acc);
[L853]              tmp = valid_product()
[L855]  COND TRUE   \read(tmp)
[L46]               int splverifierCounter ;
[L47]               int tmp ;
[L48]               int tmp___0 ;
[L49]               int tmp___1 ;
[L50]               int tmp___2 ;
[L53]               splverifierCounter = 0
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L55]   COND TRUE   1
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L57]   COND TRUE   splverifierCounter < 4
[L63]               tmp = __VERIFIER_nondet_int()
[L65]   COND TRUE   \read(tmp)
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L67]   CALL        waterRise()
        VAL         [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L888]  COND TRUE   waterLevel < 2
[L889]              waterLevel = waterLevel + 1
[L67]   RET         waterRise()
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2]
[L73]               tmp___0 = __VERIFIER_nondet_int()
[L75]   COND TRUE   \read(tmp___0)
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2]
[L77]   CALL        changeMethaneLevel()
        VAL         [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2]
[L900]  COND FALSE  !(\read(methaneLevelCritical))
[L903]              methaneLevelCritical = 1
[L77]   RET         changeMethaneLevel()
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L83]               tmp___2 = __VERIFIER_nondet_int()
[L85]   COND TRUE   \read(tmp___2)
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L100]  CALL        timeShift()
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L129]  COND FALSE  !(\read(pumpRunning))
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L136]  COND TRUE   \read(systemActive)
[L184]              int tmp ;
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L187]  COND FALSE  !(\read(pumpRunning))
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L202]  CALL        processEnvironment__wrappee__highWaterSensor()
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L158]              int tmp ;
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2]
[L161]  COND TRUE   ! pumpRunning
[L281]              int retValue_acc ;
[L282]              int tmp ;
[L283]              int tmp___0 ;
[L950]              int retValue_acc ;
[L953]  COND FALSE  !(waterLevel < 2)
[L957]              retValue_acc = 0
[L958]              return (retValue_acc);
[L287]              tmp = isHighWaterSensorDry()
[L289]  COND FALSE  !(\read(tmp))
[L292]              tmp___0 = 1
[L294]              retValue_acc = tmp___0
[L295]              return (retValue_acc);
[L163]              tmp = isHighWaterLevel()
[L165]  COND TRUE   \read(tmp)
[L212]              pumpRunning = 1
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2]
[L202]  RET         processEnvironment__wrappee__highWaterSensor()
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2]
[L748]              int tmp ;
[L749]              int tmp___0 ;
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2]
[L753]  CALL, EXPR  isMethaneLevelCritical()
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2]
[L909]              int retValue_acc ;
[L912]              retValue_acc = methaneLevelCritical
[L913]              return (retValue_acc);
[L753]  RET, EXPR   isMethaneLevelCritical()
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2]
[L753]              tmp = isMethaneLevelCritical()
[L755]  COND TRUE   \read(tmp)
[L236]              int retValue_acc ;
[L239]              retValue_acc = pumpRunning
[L240]              return (retValue_acc);
[L757]              tmp___0 = isPumpRunning()
[L759]  COND TRUE   \read(tmp___0)
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2]
[L704]              __VERIFIER_error()
        VAL         [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2]

 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 962.9 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 337.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 37.80 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB.
 * Boogie Preprocessor took 27.86 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: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB.
 * RCFGBuilder took 646.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB.
 * CodeCheck took 4512.27 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 58.2 MB). Free memory was 1.0 GB in the beginning and 859.3 MB in the end (delta: 141.7 MB). Peak memory consumption was 199.9 MB. Max. memory is 11.5 GB.
 * Witness Printer took 83.87 ms. Allocated memory is still 1.2 GB. Free memory was 859.3 MB in the beginning and 841.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB.
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...