./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product16_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 5842f4b8
Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product16_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e1f2dc26efb42c99cbde86e46132dc40752e9dc
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE
--- Real Ultimate output ---
This is Ultimate 0.1.23-5842f4b
[2018-11-18 11:09:00,634 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-11-18 11:09:00,635 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
[2018-11-18 11:09:00,647 INFO  L177        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-11-18 11:09:00,647 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-11-18 11:09:00,648 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-11-18 11:09:00,649 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-11-18 11:09:00,650 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-11-18 11:09:00,651 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-11-18 11:09:00,652 INFO  L174        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-11-18 11:09:00,652 INFO  L177        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-11-18 11:09:00,653 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-11-18 11:09:00,653 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-11-18 11:09:00,654 INFO  L174        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-11-18 11:09:00,659 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-11-18 11:09:00,660 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-11-18 11:09:00,661 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-11-18 11:09:00,665 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-11-18 11:09:00,675 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-11-18 11:09:00,677 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-11-18 11:09:00,677 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-11-18 11:09:00,679 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-11-18 11:09:00,680 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-11-18 11:09:00,681 INFO  L177        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-11-18 11:09:00,681 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-11-18 11:09:00,681 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-11-18 11:09:00,686 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-11-18 11:09:00,687 INFO  L174        SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-11-18 11:09:00,687 INFO  L174        SettingsManager]: Resetting Witness Printer preferences to default values
[2018-11-18 11:09:00,688 INFO  L177        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-11-18 11:09:00,688 INFO  L174        SettingsManager]: Resetting CDTParser preferences to default values
[2018-11-18 11:09:00,689 INFO  L177        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-11-18 11:09:00,689 INFO  L177        SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-11-18 11:09:00,689 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
[2018-11-18 11:09:00,689 INFO  L174        SettingsManager]: Resetting Witness Parser preferences to default values
[2018-11-18 11:09:00,690 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-11-18 11:09:00,694 INFO  L98         SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf
[2018-11-18 11:09:00,709 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-11-18 11:09:00,709 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-11-18 11:09:00,710 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-11-18 11:09:00,710 INFO  L133        SettingsManager]:  * User list type=DISABLED
[2018-11-18 11:09:00,710 INFO  L133        SettingsManager]:  * calls to implemented procedures=false
[2018-11-18 11:09:00,710 INFO  L131        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-11-18 11:09:00,711 INFO  L133        SettingsManager]:  * Explicit value domain=true
[2018-11-18 11:09:00,711 INFO  L133        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-11-18 11:09:00,711 INFO  L133        SettingsManager]:  * Octagon Domain=false
[2018-11-18 11:09:00,711 INFO  L133        SettingsManager]:  * Abstract domain=CompoundDomain
[2018-11-18 11:09:00,711 INFO  L133        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2018-11-18 11:09:00,711 INFO  L133        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2018-11-18 11:09:00,711 INFO  L133        SettingsManager]:  * Interval Domain=false
[2018-11-18 11:09:00,712 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-11-18 11:09:00,712 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-11-18 11:09:00,712 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-11-18 11:09:00,712 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-11-18 11:09:00,713 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-11-18 11:09:00,713 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-11-18 11:09:00,713 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-11-18 11:09:00,713 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-11-18 11:09:00,713 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-11-18 11:09:00,713 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-11-18 11:09:00,713 INFO  L133        SettingsManager]:  * Use constant arrays=true
[2018-11-18 11:09:00,714 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-11-18 11:09:00,714 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-11-18 11:09:00,714 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-11-18 11:09:00,716 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-11-18 11:09:00,716 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-11-18 11:09:00,717 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-11-18 11:09:00,717 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-11-18 11:09:00,717 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-11-18 11:09:00,717 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-11-18 11:09:00,717 INFO  L133        SettingsManager]:  * Trace refinement strategy=TAIPAN
[2018-11-18 11:09:00,717 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-11-18 11:09:00,718 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-11-18 11:09:00,718 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-11-18 11:09:00,718 INFO  L133        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
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_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan
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 -> Taipan
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 -> 6e1f2dc26efb42c99cbde86e46132dc40752e9dc
[2018-11-18 11:09:00,745 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-11-18 11:09:00,755 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-11-18 11:09:00,758 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-11-18 11:09:00,759 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-11-18 11:09:00,759 INFO  L276        PluginConnector]: CDTParser initialized
[2018-11-18 11:09:00,760 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product16_true-unreach-call_false-termination.cil.c
[2018-11-18 11:09:00,804 INFO  L221              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/data/454db9e20/bbedfc4efe7a49859b68a2ca7982cebc/FLAGe7142ae87
[2018-11-18 11:09:01,228 INFO  L307              CDTParser]: Found 1 translation units.
[2018-11-18 11:09:01,229 INFO  L161              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/sv-benchmarks/c/product-lines/minepump_spec5_product16_true-unreach-call_false-termination.cil.c
[2018-11-18 11:09:01,238 INFO  L355              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/data/454db9e20/bbedfc4efe7a49859b68a2ca7982cebc/FLAGe7142ae87
[2018-11-18 11:09:01,277 INFO  L363              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/data/454db9e20/bbedfc4efe7a49859b68a2ca7982cebc
[2018-11-18 11:09:01,280 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-11-18 11:09:01,281 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2018-11-18 11:09:01,282 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-11-18 11:09:01,282 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-11-18 11:09:01,285 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-11-18 11:09:01,286 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,289 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94fe5da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01, skipping insertion in model container
[2018-11-18 11:09:01,289 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,299 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-11-18 11:09:01,348 INFO  L176         MainTranslator]: Built tables and reachable declarations
[2018-11-18 11:09:01,608 INFO  L201          PostProcessor]: Analyzing one entry point: main
[2018-11-18 11:09:01,616 INFO  L191         MainTranslator]: Completed pre-run
[2018-11-18 11:09:01,732 INFO  L201          PostProcessor]: Analyzing one entry point: main
[2018-11-18 11:09:01,752 INFO  L195         MainTranslator]: Completed translation
[2018-11-18 11:09:01,753 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01 WrapperNode
[2018-11-18 11:09:01,753 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-11-18 11:09:01,754 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-11-18 11:09:01,754 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-11-18 11:09:01,754 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-11-18 11:09:01,761 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,774 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,781 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-11-18 11:09:01,781 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-11-18 11:09:01,781 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-11-18 11:09:01,781 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-11-18 11:09:01,787 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,788 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,795 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,795 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,812 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,821 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,823 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
[2018-11-18 11:09:01,826 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-11-18 11:09:01,826 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-11-18 11:09:01,826 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-11-18 11:09:01,826 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-11-18 11:09:01,827 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000
[2018-11-18 11:09:01,878 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2018-11-18 11:09:01,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2018-11-18 11:09:01,878 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2018-11-18 11:09:01,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2018-11-18 11:09:01,879 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2018-11-18 11:09:01,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2018-11-18 11:09:01,879 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-11-18 11:09:01,879 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2018-11-18 11:09:01,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2018-11-18 11:09:01,879 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2018-11-18 11:09:01,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2018-11-18 11:09:01,879 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2018-11-18 11:09:01,880 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2018-11-18 11:09:01,880 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2018-11-18 11:09:01,880 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2018-11-18 11:09:01,880 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2018-11-18 11:09:01,880 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2018-11-18 11:09:01,880 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2018-11-18 11:09:01,880 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2018-11-18 11:09:01,880 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2018-11-18 11:09:01,880 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2018-11-18 11:09:01,881 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2018-11-18 11:09:01,881 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2018-11-18 11:09:01,881 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2018-11-18 11:09:01,881 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2018-11-18 11:09:01,881 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2018-11-18 11:09:01,881 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2018-11-18 11:09:01,881 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2018-11-18 11:09:01,881 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2018-11-18 11:09:01,881 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2018-11-18 11:09:01,882 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2018-11-18 11:09:01,882 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2018-11-18 11:09:01,882 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2018-11-18 11:09:01,882 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2018-11-18 11:09:01,882 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2018-11-18 11:09:01,885 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2018-11-18 11:09:01,885 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2018-11-18 11:09:01,885 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2018-11-18 11:09:01,885 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2018-11-18 11:09:01,885 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2018-11-18 11:09:01,885 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2018-11-18 11:09:01,885 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2018-11-18 11:09:01,886 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2018-11-18 11:09:01,886 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2018-11-18 11:09:01,886 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2018-11-18 11:09:01,886 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2018-11-18 11:09:01,886 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2018-11-18 11:09:01,886 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-11-18 11:09:01,886 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-11-18 11:09:01,886 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2018-11-18 11:09:01,887 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2018-11-18 11:09:01,887 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2018-11-18 11:09:01,887 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2018-11-18 11:09:01,887 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-11-18 11:09:01,887 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-11-18 11:09:02,631 INFO  L278             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-11-18 11:09:02,631 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:09:02 BoogieIcfgContainer
[2018-11-18 11:09:02,632 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-11-18 11:09:02,632 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-11-18 11:09:02,632 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-11-18 11:09:02,635 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-11-18 11:09:02,638 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:09:01" (1/3) ...
[2018-11-18 11:09:02,645 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be2b864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:09:02, skipping insertion in model container
[2018-11-18 11:09:02,645 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:09:01" (2/3) ...
[2018-11-18 11:09:02,646 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be2b864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:09:02, skipping insertion in model container
[2018-11-18 11:09:02,646 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:09:02" (3/3) ...
[2018-11-18 11:09:02,652 INFO  L112   eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16_true-unreach-call_false-termination.cil.c
[2018-11-18 11:09:02,672 INFO  L136   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-11-18 11:09:02,684 INFO  L148   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2018-11-18 11:09:02,699 INFO  L257      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2018-11-18 11:09:02,739 INFO  L382      AbstractCegarLoop]: Interprodecural is true
[2018-11-18 11:09:02,740 INFO  L383      AbstractCegarLoop]: Hoare is true
[2018-11-18 11:09:02,740 INFO  L384      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-11-18 11:09:02,740 INFO  L385      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2018-11-18 11:09:02,740 INFO  L386      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-11-18 11:09:02,747 INFO  L387      AbstractCegarLoop]: Difference is false
[2018-11-18 11:09:02,747 INFO  L388      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-11-18 11:09:02,747 INFO  L393      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-11-18 11:09:02,791 INFO  L276                IsEmpty]: Start isEmpty. Operand 137 states.
[2018-11-18 11:09:02,803 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2018-11-18 11:09:02,805 INFO  L367         BasicCegarLoop]: Found error trace
[2018-11-18 11:09:02,815 INFO  L375         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-11-18 11:09:02,818 INFO  L423      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-18 11:09:02,825 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-18 11:09:02,830 INFO  L82        PathProgramCache]: Analyzing trace with hash 548605417, now seen corresponding path program 1 times
[2018-11-18 11:09:02,840 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-11-18 11:09:02,901 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:02,901 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-18 11:09:02,901 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:02,902 INFO  L286   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-11-18 11:09:03,048 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-18 11:09:03,182 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-11-18 11:09:03,184 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-18 11:09:03,184 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-11-18 11:09:03,184 INFO  L256   anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-11-18 11:09:03,189 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 2 states
[2018-11-18 11:09:03,197 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2018-11-18 11:09:03,197 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-11-18 11:09:03,199 INFO  L87              Difference]: Start difference. First operand 137 states. Second operand 2 states.
[2018-11-18 11:09:03,231 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-18 11:09:03,231 INFO  L93              Difference]: Finished difference Result 244 states and 301 transitions.
[2018-11-18 11:09:03,232 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2018-11-18 11:09:03,233 INFO  L78                 Accepts]: Start accepts. Automaton has 2 states. Word has length 59
[2018-11-18 11:09:03,234 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-18 11:09:03,245 INFO  L225             Difference]: With dead ends: 244
[2018-11-18 11:09:03,246 INFO  L226             Difference]: Without dead ends: 124
[2018-11-18 11:09:03,251 INFO  L604         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-11-18 11:09:03,269 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 124 states.
[2018-11-18 11:09:03,293 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124.
[2018-11-18 11:09:03,307 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 124 states.
[2018-11-18 11:09:03,312 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions.
[2018-11-18 11:09:03,314 INFO  L78                 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 59
[2018-11-18 11:09:03,314 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-18 11:09:03,314 INFO  L480      AbstractCegarLoop]: Abstraction has 124 states and 144 transitions.
[2018-11-18 11:09:03,314 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 2 states.
[2018-11-18 11:09:03,315 INFO  L276                IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions.
[2018-11-18 11:09:03,320 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 62
[2018-11-18 11:09:03,323 INFO  L367         BasicCegarLoop]: Found error trace
[2018-11-18 11:09:03,323 INFO  L375         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-11-18 11:09:03,324 INFO  L423      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-18 11:09:03,324 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-18 11:09:03,324 INFO  L82        PathProgramCache]: Analyzing trace with hash 891129633, now seen corresponding path program 1 times
[2018-11-18 11:09:03,324 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-11-18 11:09:03,325 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:03,325 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-18 11:09:03,325 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:03,325 INFO  L286   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-11-18 11:09:03,405 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-18 11:09:03,624 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-11-18 11:09:03,634 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-18 11:09:03,634 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-11-18 11:09:03,635 INFO  L256   anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-11-18 11:09:03,636 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-11-18 11:09:03,637 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-11-18 11:09:03,637 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-11-18 11:09:03,637 INFO  L87              Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 3 states.
[2018-11-18 11:09:03,666 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-18 11:09:03,666 INFO  L93              Difference]: Finished difference Result 181 states and 209 transitions.
[2018-11-18 11:09:03,666 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-11-18 11:09:03,666 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 61
[2018-11-18 11:09:03,667 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-18 11:09:03,668 INFO  L225             Difference]: With dead ends: 181
[2018-11-18 11:09:03,668 INFO  L226             Difference]: Without dead ends: 114
[2018-11-18 11:09:03,670 INFO  L604         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-11-18 11:09:03,670 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 114 states.
[2018-11-18 11:09:03,680 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114.
[2018-11-18 11:09:03,680 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 114 states.
[2018-11-18 11:09:03,682 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 131 transitions.
[2018-11-18 11:09:03,682 INFO  L78                 Accepts]: Start accepts. Automaton has 114 states and 131 transitions. Word has length 61
[2018-11-18 11:09:03,683 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-18 11:09:03,683 INFO  L480      AbstractCegarLoop]: Abstraction has 114 states and 131 transitions.
[2018-11-18 11:09:03,683 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-11-18 11:09:03,683 INFO  L276                IsEmpty]: Start isEmpty. Operand 114 states and 131 transitions.
[2018-11-18 11:09:03,685 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2018-11-18 11:09:03,685 INFO  L367         BasicCegarLoop]: Found error trace
[2018-11-18 11:09:03,685 INFO  L375         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-11-18 11:09:03,685 INFO  L423      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-18 11:09:03,685 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-18 11:09:03,685 INFO  L82        PathProgramCache]: Analyzing trace with hash -607903826, now seen corresponding path program 1 times
[2018-11-18 11:09:03,685 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-11-18 11:09:03,686 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:03,686 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-18 11:09:03,687 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:03,687 INFO  L286   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-11-18 11:09:03,737 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-18 11:09:03,921 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-11-18 11:09:03,921 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-18 11:09:03,921 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2018-11-18 11:09:03,922 INFO  L256   anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-11-18 11:09:03,922 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2018-11-18 11:09:03,922 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2018-11-18 11:09:03,922 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2018-11-18 11:09:03,923 INFO  L87              Difference]: Start difference. First operand 114 states and 131 transitions. Second operand 7 states.
[2018-11-18 11:09:04,882 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-18 11:09:04,883 INFO  L93              Difference]: Finished difference Result 343 states and 414 transitions.
[2018-11-18 11:09:04,883 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2018-11-18 11:09:04,884 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 66
[2018-11-18 11:09:04,884 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-18 11:09:04,886 INFO  L225             Difference]: With dead ends: 343
[2018-11-18 11:09:04,886 INFO  L226             Difference]: Without dead ends: 257
[2018-11-18 11:09:04,887 INFO  L604         BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90
[2018-11-18 11:09:04,888 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 257 states.
[2018-11-18 11:09:04,956 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 245.
[2018-11-18 11:09:04,960 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 245 states.
[2018-11-18 11:09:04,962 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 295 transitions.
[2018-11-18 11:09:04,962 INFO  L78                 Accepts]: Start accepts. Automaton has 245 states and 295 transitions. Word has length 66
[2018-11-18 11:09:04,963 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-18 11:09:04,963 INFO  L480      AbstractCegarLoop]: Abstraction has 245 states and 295 transitions.
[2018-11-18 11:09:04,963 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2018-11-18 11:09:04,963 INFO  L276                IsEmpty]: Start isEmpty. Operand 245 states and 295 transitions.
[2018-11-18 11:09:04,965 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2018-11-18 11:09:04,965 INFO  L367         BasicCegarLoop]: Found error trace
[2018-11-18 11:09:04,965 INFO  L375         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-11-18 11:09:04,966 INFO  L423      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-18 11:09:04,966 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-18 11:09:04,966 INFO  L82        PathProgramCache]: Analyzing trace with hash 223745039, now seen corresponding path program 1 times
[2018-11-18 11:09:04,970 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-11-18 11:09:04,971 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:04,971 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-18 11:09:04,971 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-18 11:09:04,971 INFO  L286   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-11-18 11:09:05,011 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-18 11:09:05,164 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-11-18 11:09:05,164 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-18 11:09:05,164 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2018-11-18 11:09:05,165 INFO  L256   anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-11-18 11:09:05,165 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2018-11-18 11:09:05,165 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2018-11-18 11:09:05,165 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2018-11-18 11:09:05,166 INFO  L87              Difference]: Start difference. First operand 245 states and 295 transitions. Second operand 7 states.
[2018-11-18 11:09:06,084 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-18 11:09:06,084 INFO  L93              Difference]: Finished difference Result 412 states and 513 transitions.
[2018-11-18 11:09:06,086 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2018-11-18 11:09:06,086 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 71
[2018-11-18 11:09:06,087 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-18 11:09:06,087 INFO  L225             Difference]: With dead ends: 412
[2018-11-18 11:09:06,087 INFO  L226             Difference]: Without dead ends: 0
[2018-11-18 11:09:06,089 INFO  L604         BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110
[2018-11-18 11:09:06,089 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2018-11-18 11:09:06,089 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2018-11-18 11:09:06,089 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2018-11-18 11:09:06,090 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2018-11-18 11:09:06,090 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71
[2018-11-18 11:09:06,090 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-18 11:09:06,092 INFO  L480      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2018-11-18 11:09:06,092 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2018-11-18 11:09:06,092 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2018-11-18 11:09:06,092 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2018-11-18 11:09:06,096 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2018-11-18 11:09:06,659 WARN  L180               SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 9
[2018-11-18 11:09:06,827 WARN  L180               SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 7
[2018-11-18 11:09:06,938 WARN  L180               SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14
[2018-11-18 11:09:07,289 WARN  L180               SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14
[2018-11-18 11:09:07,398 WARN  L180               SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14
[2018-11-18 11:09:07,583 WARN  L180               SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 9
[2018-11-18 11:09:08,231 WARN  L180               SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14
[2018-11-18 11:09:08,618 INFO  L428   ceAbstractionStarter]: At program point  select_helpersFINAL(lines 581 587)  the Hoare annotation is:  true
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  select_helpersEXIT(lines 581 587)  no Hoare annotation was computed.
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  valid_productEXIT(lines 588 596)  no Hoare annotation was computed.
[2018-11-18 11:09:08,619 INFO  L428   ceAbstractionStarter]: At program point  valid_productENTRY(lines 588 596)  the Hoare annotation is:  true
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  valid_productFINAL(lines 588 596)  no Hoare annotation was computed.
[2018-11-18 11:09:08,619 INFO  L428   ceAbstractionStarter]: At program point  __utac_acc__Specification5_spec__1ENTRY(lines 410 417)  the Hoare annotation is:  true
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__1EXIT(lines 410 417)  no Hoare annotation was computed.
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__1FINAL(lines 410 417)  no Hoare annotation was computed.
[2018-11-18 11:09:08,619 INFO  L428   ceAbstractionStarter]: At program point  __utac_acc__Specification5_spec__2ENTRY(lines 418 427)  the Hoare annotation is:  true
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__2EXIT(lines 418 427)  no Hoare annotation was computed.
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  L423(line 423)  no Hoare annotation was computed.
[2018-11-18 11:09:08,619 INFO  L425   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__2FINAL(lines 418 427)  no Hoare annotation was computed.
[2018-11-18 11:09:08,620 INFO  L421   ceAbstractionStarter]: At program point  L443(line 443)  the Hoare annotation is:  (not (= 0 ~pumpRunning~0))
[2018-11-18 11:09:08,620 INFO  L425   ceAbstractionStarter]: For program point  L441(lines 441 447)  no Hoare annotation was computed.
[2018-11-18 11:09:08,620 INFO  L425   ceAbstractionStarter]: For program point  L440(lines 440 450)  no Hoare annotation was computed.
[2018-11-18 11:09:08,620 INFO  L428   ceAbstractionStarter]: At program point  L438(line 438)  the Hoare annotation is:  true
[2018-11-18 11:09:08,620 INFO  L425   ceAbstractionStarter]: For program point  L438-1(line 438)  no Hoare annotation was computed.
[2018-11-18 11:09:08,620 INFO  L425   ceAbstractionStarter]: For program point  L436(lines 436 453)  no Hoare annotation was computed.
[2018-11-18 11:09:08,620 INFO  L425   ceAbstractionStarter]: For program point  L436-1(lines 428 456)  no Hoare annotation was computed.
[2018-11-18 11:09:08,620 INFO  L428   ceAbstractionStarter]: At program point  L434(line 434)  the Hoare annotation is:  true
[2018-11-18 11:09:08,620 INFO  L425   ceAbstractionStarter]: For program point  L434-1(line 434)  no Hoare annotation was computed.
[2018-11-18 11:09:08,620 INFO  L428   ceAbstractionStarter]: At program point  __utac_acc__Specification5_spec__3ENTRY(lines 428 456)  the Hoare annotation is:  true
[2018-11-18 11:09:08,620 INFO  L425   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__3EXIT(lines 428 456)  no Hoare annotation was computed.
[2018-11-18 11:09:08,621 INFO  L421   ceAbstractionStarter]: At program point  L545(line 545)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,621 INFO  L421   ceAbstractionStarter]: At program point  L545-1(line 545)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,621 INFO  L421   ceAbstractionStarter]: At program point  mainENTRY(lines 539 561)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,621 INFO  L425   ceAbstractionStarter]: For program point  mainEXIT(lines 539 561)  no Hoare annotation was computed.
[2018-11-18 11:09:08,621 INFO  L425   ceAbstractionStarter]: For program point  mainFINAL(lines 539 561)  no Hoare annotation was computed.
[2018-11-18 11:09:08,621 INFO  L421   ceAbstractionStarter]: At program point  L551(line 551)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)))
[2018-11-18 11:09:08,621 INFO  L421   ceAbstractionStarter]: At program point  L551-1(line 551)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)))
[2018-11-18 11:09:08,621 INFO  L425   ceAbstractionStarter]: For program point  L549(lines 549 556)  no Hoare annotation was computed.
[2018-11-18 11:09:08,621 INFO  L425   ceAbstractionStarter]: For program point  L549-1(lines 549 556)  no Hoare annotation was computed.
[2018-11-18 11:09:08,621 INFO  L425   ceAbstractionStarter]: For program point  L547(line 547)  no Hoare annotation was computed.
[2018-11-18 11:09:08,621 INFO  L421   ceAbstractionStarter]: At program point  L546(line 546)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,622 INFO  L425   ceAbstractionStarter]: For program point  processEnvironment__wrappee__methaneQueryEXIT(lines 644 650)  no Hoare annotation was computed.
[2018-11-18 11:09:08,622 INFO  L428   ceAbstractionStarter]: At program point  processEnvironment__wrappee__methaneQueryFINAL(lines 644 650)  the Hoare annotation is:  true
[2018-11-18 11:09:08,622 INFO  L425   ceAbstractionStarter]: For program point  stopSystemEXIT(lines 766 780)  no Hoare annotation was computed.
[2018-11-18 11:09:08,622 INFO  L421   ceAbstractionStarter]: At program point  stopSystemENTRY(lines 766 780)  the Hoare annotation is:  (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1)))))
[2018-11-18 11:09:08,622 INFO  L425   ceAbstractionStarter]: For program point  stopSystemFINAL(lines 766 780)  no Hoare annotation was computed.
[2018-11-18 11:09:08,622 INFO  L421   ceAbstractionStarter]: At program point  L772(line 772)  the Hoare annotation is:  (not (= 0 |old(~pumpRunning~0)|))
[2018-11-18 11:09:08,622 INFO  L425   ceAbstractionStarter]: For program point  L770(lines 770 776)  no Hoare annotation was computed.
[2018-11-18 11:09:08,622 INFO  L425   ceAbstractionStarter]: For program point  isPumpRunningEXIT(lines 721 729)  no Hoare annotation was computed.
[2018-11-18 11:09:08,622 INFO  L428   ceAbstractionStarter]: At program point  isPumpRunningENTRY(lines 721 729)  the Hoare annotation is:  true
[2018-11-18 11:09:08,622 INFO  L425   ceAbstractionStarter]: For program point  isPumpRunningFINAL(lines 721 729)  no Hoare annotation was computed.
[2018-11-18 11:09:08,623 INFO  L425   ceAbstractionStarter]: For program point  select_featuresEXIT(lines 574 580)  no Hoare annotation was computed.
[2018-11-18 11:09:08,623 INFO  L428   ceAbstractionStarter]: At program point  select_featuresFINAL(lines 574 580)  the Hoare annotation is:  true
[2018-11-18 11:09:08,623 INFO  L421   ceAbstractionStarter]: At program point  runTestENTRY(lines 525 535)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,623 INFO  L425   ceAbstractionStarter]: For program point  runTestEXIT(lines 525 535)  no Hoare annotation was computed.
[2018-11-18 11:09:08,623 INFO  L425   ceAbstractionStarter]: For program point  runTestFINAL(lines 525 535)  no Hoare annotation was computed.
[2018-11-18 11:09:08,623 INFO  L421   ceAbstractionStarter]: At program point  L530(line 530)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,623 INFO  L428   ceAbstractionStarter]: At program point  isMethaneAlarmENTRY(lines 710 720)  the Hoare annotation is:  true
[2018-11-18 11:09:08,623 INFO  L428   ceAbstractionStarter]: At program point  L715(line 715)  the Hoare annotation is:  true
[2018-11-18 11:09:08,623 INFO  L425   ceAbstractionStarter]: For program point  isMethaneAlarmEXIT(lines 710 720)  no Hoare annotation was computed.
[2018-11-18 11:09:08,623 INFO  L425   ceAbstractionStarter]: For program point  L715-1(line 715)  no Hoare annotation was computed.
[2018-11-18 11:09:08,623 INFO  L425   ceAbstractionStarter]: For program point  isMethaneAlarmFINAL(lines 710 720)  no Hoare annotation was computed.
[2018-11-18 11:09:08,623 INFO  L428   ceAbstractionStarter]: At program point  deactivatePumpENTRY(lines 702 709)  the Hoare annotation is:  true
[2018-11-18 11:09:08,624 INFO  L425   ceAbstractionStarter]: For program point  deactivatePumpEXIT(lines 702 709)  no Hoare annotation was computed.
[2018-11-18 11:09:08,624 INFO  L425   ceAbstractionStarter]: For program point  deactivatePumpFINAL(lines 702 709)  no Hoare annotation was computed.
[2018-11-18 11:09:08,624 INFO  L421   ceAbstractionStarter]: At program point  L671(line 671)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= 0 ~pumpRunning~0))
[2018-11-18 11:09:08,624 INFO  L425   ceAbstractionStarter]: For program point  L671-1(lines 652 676)  no Hoare annotation was computed.
[2018-11-18 11:09:08,624 INFO  L421   ceAbstractionStarter]: At program point  L666(line 666)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0))
[2018-11-18 11:09:08,624 INFO  L425   ceAbstractionStarter]: For program point  processEnvironmentEXIT(lines 652 676)  no Hoare annotation was computed.
[2018-11-18 11:09:08,624 INFO  L421   ceAbstractionStarter]: At program point  L662(line 662)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0))
[2018-11-18 11:09:08,624 INFO  L425   ceAbstractionStarter]: For program point  L660(lines 660 668)  no Hoare annotation was computed.
[2018-11-18 11:09:08,624 INFO  L421   ceAbstractionStarter]: At program point  processEnvironmentENTRY(lines 652 676)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= 0 ~pumpRunning~0))
[2018-11-18 11:09:08,624 INFO  L421   ceAbstractionStarter]: At program point  L658(line 658)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0))
[2018-11-18 11:09:08,624 INFO  L425   ceAbstractionStarter]: For program point  L658-1(line 658)  no Hoare annotation was computed.
[2018-11-18 11:09:08,625 INFO  L425   ceAbstractionStarter]: For program point  L656(lines 656 673)  no Hoare annotation was computed.
[2018-11-18 11:09:08,625 INFO  L425   ceAbstractionStarter]: For program point  L801(lines 800 849)  no Hoare annotation was computed.
[2018-11-18 11:09:08,625 INFO  L421   ceAbstractionStarter]: At program point  L832(line 832)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)))
[2018-11-18 11:09:08,625 INFO  L421   ceAbstractionStarter]: At program point  testENTRY(lines 790 857)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,625 INFO  L425   ceAbstractionStarter]: For program point  L830(lines 830 845)  no Hoare annotation was computed.
[2018-11-18 11:09:08,625 INFO  L425   ceAbstractionStarter]: For program point  testFINAL(lines 790 857)  no Hoare annotation was computed.
[2018-11-18 11:09:08,625 INFO  L421   ceAbstractionStarter]: At program point  L822(line 822)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)))
[2018-11-18 11:09:08,625 INFO  L425   ceAbstractionStarter]: For program point  L820(lines 820 826)  no Hoare annotation was computed.
[2018-11-18 11:09:08,625 INFO  L425   ceAbstractionStarter]: For program point  L820-1(lines 820 826)  no Hoare annotation was computed.
[2018-11-18 11:09:08,625 INFO  L421   ceAbstractionStarter]: At program point  L847(lines 800 849)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)))
[2018-11-18 11:09:08,626 INFO  L421   ceAbstractionStarter]: At program point  L812(line 812)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)))
[2018-11-18 11:09:08,626 INFO  L425   ceAbstractionStarter]: For program point  L810(lines 810 816)  no Hoare annotation was computed.
[2018-11-18 11:09:08,626 INFO  L425   ceAbstractionStarter]: For program point  L810-1(lines 810 816)  no Hoare annotation was computed.
[2018-11-18 11:09:08,626 INFO  L425   ceAbstractionStarter]: For program point  L802(lines 802 806)  no Hoare annotation was computed.
[2018-11-18 11:09:08,626 INFO  L425   ceAbstractionStarter]: For program point  L800-1(lines 800 849)  no Hoare annotation was computed.
[2018-11-18 11:09:08,626 INFO  L421   ceAbstractionStarter]: At program point  L850(lines 799 851)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)))
[2018-11-18 11:09:08,626 INFO  L421   ceAbstractionStarter]: At program point  L840(line 840)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)))
[2018-11-18 11:09:08,626 INFO  L425   ceAbstractionStarter]: For program point  L838(lines 838 844)  no Hoare annotation was computed.
[2018-11-18 11:09:08,626 INFO  L421   ceAbstractionStarter]: At program point  L838-1(lines 830 845)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)))
[2018-11-18 11:09:08,626 INFO  L425   ceAbstractionStarter]: For program point  testEXIT(lines 790 857)  no Hoare annotation was computed.
[2018-11-18 11:09:08,626 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2018-11-18 11:09:08,627 INFO  L421   ceAbstractionStarter]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (= ~pumpRunning~0 |old(~pumpRunning~0)|)
[2018-11-18 11:09:08,627 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2018-11-18 11:09:08,627 INFO  L428   ceAbstractionStarter]: At program point  getWaterLevelENTRY(lines 929 937)  the Hoare annotation is:  true
[2018-11-18 11:09:08,627 INFO  L425   ceAbstractionStarter]: For program point  getWaterLevelFINAL(lines 929 937)  no Hoare annotation was computed.
[2018-11-18 11:09:08,627 INFO  L425   ceAbstractionStarter]: For program point  getWaterLevelEXIT(lines 929 937)  no Hoare annotation was computed.
[2018-11-18 11:09:08,627 INFO  L428   ceAbstractionStarter]: At program point  changeMethaneLevelENTRY(lines 885 896)  the Hoare annotation is:  true
[2018-11-18 11:09:08,627 INFO  L425   ceAbstractionStarter]: For program point  L889-1(lines 885 896)  no Hoare annotation was computed.
[2018-11-18 11:09:08,627 INFO  L425   ceAbstractionStarter]: For program point  changeMethaneLevelEXIT(lines 885 896)  no Hoare annotation was computed.
[2018-11-18 11:09:08,627 INFO  L428   ceAbstractionStarter]: At program point  isMethaneLevelCriticalENTRY(lines 897 905)  the Hoare annotation is:  true
[2018-11-18 11:09:08,627 INFO  L425   ceAbstractionStarter]: For program point  isMethaneLevelCriticalFINAL(lines 897 905)  no Hoare annotation was computed.
[2018-11-18 11:09:08,627 INFO  L425   ceAbstractionStarter]: For program point  isMethaneLevelCriticalEXIT(lines 897 905)  no Hoare annotation was computed.
[2018-11-18 11:09:08,628 INFO  L421   ceAbstractionStarter]: At program point  L633(line 633)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))))
[2018-11-18 11:09:08,628 INFO  L421   ceAbstractionStarter]: At program point  L631(lines 631 637)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2018-11-18 11:09:08,628 INFO  L421   ceAbstractionStarter]: At program point  L626(line 626)  the Hoare annotation is:  (not (= 0 |old(~pumpRunning~0)|))
[2018-11-18 11:09:08,628 INFO  L425   ceAbstractionStarter]: For program point  L624(lines 620 642)  no Hoare annotation was computed.
[2018-11-18 11:09:08,628 INFO  L421   ceAbstractionStarter]: At program point  timeShiftENTRY(lines 617 643)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2018-11-18 11:09:08,628 INFO  L425   ceAbstractionStarter]: For program point  L622(lines 620 642)  no Hoare annotation was computed.
[2018-11-18 11:09:08,628 INFO  L425   ceAbstractionStarter]: For program point  timeShiftEXIT(lines 617 643)  no Hoare annotation was computed.
[2018-11-18 11:09:08,628 INFO  L425   ceAbstractionStarter]: For program point  timeShiftFINAL(lines 617 643)  no Hoare annotation was computed.
[2018-11-18 11:09:08,628 INFO  L425   ceAbstractionStarter]: For program point  L481(line 481)  no Hoare annotation was computed.
[2018-11-18 11:09:08,629 INFO  L425   ceAbstractionStarter]: For program point  cleanupEXIT(lines 460 489)  no Hoare annotation was computed.
[2018-11-18 11:09:08,629 INFO  L425   ceAbstractionStarter]: For program point  L471(line 471)  no Hoare annotation was computed.
[2018-11-18 11:09:08,629 INFO  L428   ceAbstractionStarter]: At program point  cleanupENTRY(lines 460 489)  the Hoare annotation is:  true
[2018-11-18 11:09:08,629 INFO  L425   ceAbstractionStarter]: For program point  L474(lines 474 478)  no Hoare annotation was computed.
[2018-11-18 11:09:08,629 INFO  L428   ceAbstractionStarter]: At program point  L474-1(lines 474 478)  the Hoare annotation is:  true
[2018-11-18 11:09:08,629 INFO  L425   ceAbstractionStarter]: For program point  L470-1(lines 470 484)  no Hoare annotation was computed.
[2018-11-18 11:09:08,629 INFO  L428   ceAbstractionStarter]: At program point  L470-3(lines 470 484)  the Hoare annotation is:  true
[2018-11-18 11:09:08,629 INFO  L428   ceAbstractionStarter]: At program point  L466(line 466)  the Hoare annotation is:  true
[2018-11-18 11:09:08,629 INFO  L425   ceAbstractionStarter]: For program point  L466-1(line 466)  no Hoare annotation was computed.
[2018-11-18 11:09:08,629 INFO  L428   ceAbstractionStarter]: At program point  L485(lines 460 489)  the Hoare annotation is:  true
[2018-11-18 11:09:08,629 INFO  L425   ceAbstractionStarter]: For program point  L865-1(lines 861 872)  no Hoare annotation was computed.
[2018-11-18 11:09:08,630 INFO  L428   ceAbstractionStarter]: At program point  lowerWaterLevelENTRY(lines 861 872)  the Hoare annotation is:  true
[2018-11-18 11:09:08,630 INFO  L425   ceAbstractionStarter]: For program point  lowerWaterLevelEXIT(lines 861 872)  no Hoare annotation was computed.
[2018-11-18 11:09:08,630 INFO  L425   ceAbstractionStarter]: For program point  setupEXIT(lines 517 523)  no Hoare annotation was computed.
[2018-11-18 11:09:08,630 INFO  L428   ceAbstractionStarter]: At program point  setupFINAL(lines 517 523)  the Hoare annotation is:  true
[2018-11-18 11:09:08,630 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2018-11-18 11:09:08,630 INFO  L421   ceAbstractionStarter]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1))
[2018-11-18 11:09:08,630 INFO  L428   ceAbstractionStarter]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2018-11-18 11:09:08,630 INFO  L425   ceAbstractionStarter]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2018-11-18 11:09:08,630 INFO  L425   ceAbstractionStarter]: For program point  startSystemEXIT(lines 781 788)  no Hoare annotation was computed.
[2018-11-18 11:09:08,630 INFO  L428   ceAbstractionStarter]: At program point  startSystemENTRY(lines 781 788)  the Hoare annotation is:  true
[2018-11-18 11:09:08,631 INFO  L425   ceAbstractionStarter]: For program point  startSystemFINAL(lines 781 788)  no Hoare annotation was computed.
[2018-11-18 11:09:08,631 INFO  L425   ceAbstractionStarter]: For program point  waterRiseEXIT(lines 873 884)  no Hoare annotation was computed.
[2018-11-18 11:09:08,631 INFO  L425   ceAbstractionStarter]: For program point  L877-1(lines 873 884)  no Hoare annotation was computed.
[2018-11-18 11:09:08,631 INFO  L428   ceAbstractionStarter]: At program point  waterRiseENTRY(lines 873 884)  the Hoare annotation is:  true
[2018-11-18 11:09:08,631 INFO  L425   ceAbstractionStarter]: For program point  __automaton_failFINAL(lines 598 605)  no Hoare annotation was computed.
[2018-11-18 11:09:08,631 INFO  L425   ceAbstractionStarter]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602)  no Hoare annotation was computed.
[2018-11-18 11:09:08,631 INFO  L428   ceAbstractionStarter]: At program point  __automaton_failENTRY(lines 598 605)  the Hoare annotation is:  true
[2018-11-18 11:09:08,631 INFO  L425   ceAbstractionStarter]: For program point  __automaton_failEXIT(lines 598 605)  no Hoare annotation was computed.
[2018-11-18 11:09:08,645 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:09:08 BoogieIcfgContainer
[2018-11-18 11:09:08,645 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-11-18 11:09:08,646 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2018-11-18 11:09:08,646 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2018-11-18 11:09:08,646 INFO  L276        PluginConnector]: Witness Printer initialized
[2018-11-18 11:09:08,647 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:09:02" (3/4) ...
[2018-11-18 11:09:08,650 INFO  L144         WitnessPrinter]: Generating witness for correct program
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure main
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery
[2018-11-18 11:09:08,656 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure select_features
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure runTest
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure test
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel
[2018-11-18 11:09:08,657 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel
[2018-11-18 11:09:08,658 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical
[2018-11-18 11:09:08,658 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift
[2018-11-18 11:09:08,658 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup
[2018-11-18 11:09:08,658 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel
[2018-11-18 11:09:08,658 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure setup
[2018-11-18 11:09:08,658 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem
[2018-11-18 11:09:08,658 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise
[2018-11-18 11:09:08,659 INFO  L333     RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail
[2018-11-18 11:09:08,682 INFO  L846   BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges
[2018-11-18 11:09:08,682 INFO  L846   BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges
[2018-11-18 11:09:08,683 INFO  L846   BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2018-11-18 11:09:08,707 WARN  L220   nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (0 == pumpRunning && splverifierCounter == 0)
[2018-11-18 11:09:08,707 WARN  L220   nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)
[2018-11-18 11:09:08,776 INFO  L145         WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2134e6cb-ae42-41ec-ab1e-859dfb0a3315/bin-2019/utaipan/witness.graphml
[2018-11-18 11:09:08,776 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2018-11-18 11:09:08,777 INFO  L168              Benchmark]: Toolchain (without parser) took 7497.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 219.7 MB). Free memory was 950.4 MB in the beginning and 1.2 GB in the end (delta: -213.1 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB.
[2018-11-18 11:09:08,778 INFO  L168              Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-11-18 11:09:08,778 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 471.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB.
[2018-11-18 11:09:08,778 INFO  L168              Benchmark]: Boogie Procedure Inliner took 27.09 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.
[2018-11-18 11:09:08,778 INFO  L168              Benchmark]: Boogie Preprocessor took 44.78 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB.
[2018-11-18 11:09:08,779 INFO  L168              Benchmark]: RCFGBuilder took 805.67 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: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 11.5 GB.
[2018-11-18 11:09:08,779 INFO  L168              Benchmark]: TraceAbstraction took 6013.34 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -92.4 MB). Peak memory consumption was 271.5 MB. Max. memory is 11.5 GB.
[2018-11-18 11:09:08,779 INFO  L168              Benchmark]: Witness Printer took 130.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB.
[2018-11-18 11:09:08,780 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 471.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 27.09 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.
 * Boogie Preprocessor took 44.78 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB.
 * RCFGBuilder took 805.67 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: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 11.5 GB.
 * TraceAbstraction took 6013.34 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -92.4 MB). Peak memory consumption was 271.5 MB. Max. memory is 11.5 GB.
 * Witness Printer took 130.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 602]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - InvariantResult [Line: 800]: Loop Invariant
    Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (0 == pumpRunning && splverifierCounter == 0)
  - InvariantResult [Line: 799]: Loop Invariant
    Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)
  - InvariantResult [Line: 470]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 460]: Loop Invariant
    Derived loop invariant: 1
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 27 procedures, 137 locations, 1 error locations. SAFE Result, 5.9s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 538 SDtfs, 306 SDslu, 818 SDs, 0 SdLazy, 397 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=245occurred in iteration=3, traceCheckStatistics: No data available, 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 272 PreInvPairs, 296 NumberOfFragments, 412 HoareAnnotationTreeSize, 272 FomulaSimplifications, 168 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 870 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 27604 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...