./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version aa418289
Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 631d408ab8d73cb8fd4951a002aee07700685b60
......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE
--- Real Ultimate output ---
This is Ultimate 0.1.23-aa41828
[2018-11-23 07:38:47,300 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-11-23 07:38:47,301 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
[2018-11-23 07:38:47,309 INFO  L177        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-11-23 07:38:47,309 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-11-23 07:38:47,310 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-11-23 07:38:47,311 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-11-23 07:38:47,312 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-11-23 07:38:47,313 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-11-23 07:38:47,314 INFO  L174        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-11-23 07:38:47,314 INFO  L177        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-11-23 07:38:47,315 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-11-23 07:38:47,315 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-11-23 07:38:47,316 INFO  L174        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-11-23 07:38:47,317 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-11-23 07:38:47,318 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-11-23 07:38:47,318 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-11-23 07:38:47,320 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-11-23 07:38:47,321 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-11-23 07:38:47,322 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-11-23 07:38:47,323 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-11-23 07:38:47,324 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-11-23 07:38:47,326 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-11-23 07:38:47,326 INFO  L177        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-11-23 07:38:47,327 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-11-23 07:38:47,327 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-11-23 07:38:47,328 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-11-23 07:38:47,329 INFO  L174        SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-11-23 07:38:47,329 INFO  L174        SettingsManager]: Resetting Witness Printer preferences to default values
[2018-11-23 07:38:47,330 INFO  L177        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-11-23 07:38:47,330 INFO  L174        SettingsManager]: Resetting CDTParser preferences to default values
[2018-11-23 07:38:47,331 INFO  L177        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-11-23 07:38:47,331 INFO  L177        SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-11-23 07:38:47,331 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
[2018-11-23 07:38:47,332 INFO  L174        SettingsManager]: Resetting Witness Parser preferences to default values
[2018-11-23 07:38:47,333 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-11-23 07:38:47,333 INFO  L98         SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf
[2018-11-23 07:38:47,344 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-11-23 07:38:47,344 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-11-23 07:38:47,345 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-11-23 07:38:47,345 INFO  L133        SettingsManager]:  * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS
[2018-11-23 07:38:47,345 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-11-23 07:38:47,346 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-11-23 07:38:47,346 INFO  L133        SettingsManager]:  * Use SBE=true
[2018-11-23 07:38:47,346 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-11-23 07:38:47,346 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-11-23 07:38:47,346 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-11-23 07:38:47,347 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-11-23 07:38:47,347 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-11-23 07:38:47,347 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-11-23 07:38:47,347 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-11-23 07:38:47,347 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-11-23 07:38:47,347 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-11-23 07:38:47,347 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-11-23 07:38:47,348 INFO  L133        SettingsManager]:  * Use constant arrays=true
[2018-11-23 07:38:47,348 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-11-23 07:38:47,348 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-11-23 07:38:47,348 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-11-23 07:38:47,348 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-11-23 07:38:47,348 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-11-23 07:38:47,349 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-11-23 07:38:47,349 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-11-23 07:38:47,349 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-11-23 07:38:47,349 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-11-23 07:38:47,349 INFO  L133        SettingsManager]:  * Trace refinement strategy=CAMEL
[2018-11-23 07:38:47,349 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-11-23 07:38:47,349 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-11-23 07:38:47,349 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer
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 -> Automizer
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 -> 631d408ab8d73cb8fd4951a002aee07700685b60
[2018-11-23 07:38:47,375 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-11-23 07:38:47,384 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-11-23 07:38:47,386 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-11-23 07:38:47,387 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-11-23 07:38:47,387 INFO  L276        PluginConnector]: CDTParser initialized
[2018-11-23 07:38:47,388 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c
[2018-11-23 07:38:47,424 INFO  L221              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/data/f7bd61274/005ec41f1bb849bfa059c409ac1b671d/FLAG01d192fa3
[2018-11-23 07:38:47,861 INFO  L307              CDTParser]: Found 1 translation units.
[2018-11-23 07:38:47,862 INFO  L161              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c
[2018-11-23 07:38:47,872 INFO  L355              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/data/f7bd61274/005ec41f1bb849bfa059c409ac1b671d/FLAG01d192fa3
[2018-11-23 07:38:47,884 INFO  L363              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/data/f7bd61274/005ec41f1bb849bfa059c409ac1b671d
[2018-11-23 07:38:47,886 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-11-23 07:38:47,887 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2018-11-23 07:38:47,888 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-11-23 07:38:47,888 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-11-23 07:38:47,890 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-11-23 07:38:47,891 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:38:47" (1/1) ...
[2018-11-23 07:38:47,893 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2824ecd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:47, skipping insertion in model container
[2018-11-23 07:38:47,893 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:38:47" (1/1) ...
[2018-11-23 07:38:47,899 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-11-23 07:38:47,931 INFO  L176         MainTranslator]: Built tables and reachable declarations
[2018-11-23 07:38:48,128 INFO  L201          PostProcessor]: Analyzing one entry point: main
[2018-11-23 07:38:48,136 INFO  L191         MainTranslator]: Completed pre-run
[2018-11-23 07:38:48,237 INFO  L201          PostProcessor]: Analyzing one entry point: main
[2018-11-23 07:38:48,259 INFO  L195         MainTranslator]: Completed translation
[2018-11-23 07:38:48,260 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48 WrapperNode
[2018-11-23 07:38:48,260 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-11-23 07:38:48,261 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-11-23 07:38:48,261 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-11-23 07:38:48,261 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-11-23 07:38:48,268 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,282 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,289 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-11-23 07:38:48,289 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-11-23 07:38:48,289 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-11-23 07:38:48,290 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-11-23 07:38:48,297 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,297 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,300 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,300 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,309 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,315 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,317 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
[2018-11-23 07:38:48,319 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-11-23 07:38:48,320 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-11-23 07:38:48,320 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-11-23 07:38:48,320 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-11-23 07:38:48,320 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/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
[2018-11-23 07:38:48,369 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2018-11-23 07:38:48,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2018-11-23 07:38:48,369 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2018-11-23 07:38:48,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2018-11-23 07:38:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2018-11-23 07:38:48,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2018-11-23 07:38:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-11-23 07:38:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2018-11-23 07:38:48,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2018-11-23 07:38:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2018-11-23 07:38:48,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2018-11-23 07:38:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2018-11-23 07:38:48,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2018-11-23 07:38:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2018-11-23 07:38:48,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2018-11-23 07:38:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2018-11-23 07:38:48,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2018-11-23 07:38:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2018-11-23 07:38:48,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2018-11-23 07:38:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2018-11-23 07:38:48,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2018-11-23 07:38:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2018-11-23 07:38:48,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2018-11-23 07:38:48,372 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2018-11-23 07:38:48,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2018-11-23 07:38:48,372 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2018-11-23 07:38:48,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2018-11-23 07:38:48,372 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2018-11-23 07:38:48,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2018-11-23 07:38:48,372 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2018-11-23 07:38:48,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2018-11-23 07:38:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2018-11-23 07:38:48,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2018-11-23 07:38:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2018-11-23 07:38:48,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2018-11-23 07:38:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2018-11-23 07:38:48,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2018-11-23 07:38:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2018-11-23 07:38:48,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2018-11-23 07:38:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2018-11-23 07:38:48,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2018-11-23 07:38:48,374 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2018-11-23 07:38:48,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2018-11-23 07:38:48,374 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2018-11-23 07:38:48,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2018-11-23 07:38:48,374 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2018-11-23 07:38:48,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2018-11-23 07:38:48,374 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2018-11-23 07:38:48,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2018-11-23 07:38:48,374 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2018-11-23 07:38:48,374 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-11-23 07:38:48,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-11-23 07:38:48,375 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2018-11-23 07:38:48,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2018-11-23 07:38:48,375 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2018-11-23 07:38:48,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2018-11-23 07:38:48,375 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-11-23 07:38:48,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-11-23 07:38:48,771 INFO  L275             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-11-23 07:38:48,771 INFO  L280             CfgBuilder]: Removed 2 assue(true) statements.
[2018-11-23 07:38:48,771 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:38:48 BoogieIcfgContainer
[2018-11-23 07:38:48,771 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-11-23 07:38:48,772 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-11-23 07:38:48,772 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-11-23 07:38:48,774 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-11-23 07:38:48,774 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:38:47" (1/3) ...
[2018-11-23 07:38:48,775 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43261d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:38:48, skipping insertion in model container
[2018-11-23 07:38:48,775 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:38:48" (2/3) ...
[2018-11-23 07:38:48,775 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43261d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:38:48, skipping insertion in model container
[2018-11-23 07:38:48,775 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:38:48" (3/3) ...
[2018-11-23 07:38:48,776 INFO  L112   eAbstractionObserver]: Analyzing ICFG minepump_spec5_product29_true-unreach-call_false-termination.cil.c
[2018-11-23 07:38:48,782 INFO  L156   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-11-23 07:38:48,788 INFO  L168   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2018-11-23 07:38:48,797 INFO  L257      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2018-11-23 07:38:48,817 INFO  L133   ementStrategyFactory]: Using default assertion order modulation
[2018-11-23 07:38:48,818 INFO  L382      AbstractCegarLoop]: Interprodecural is true
[2018-11-23 07:38:48,818 INFO  L383      AbstractCegarLoop]: Hoare is true
[2018-11-23 07:38:48,818 INFO  L384      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-11-23 07:38:48,818 INFO  L385      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2018-11-23 07:38:48,818 INFO  L386      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-11-23 07:38:48,818 INFO  L387      AbstractCegarLoop]: Difference is false
[2018-11-23 07:38:48,818 INFO  L388      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-11-23 07:38:48,818 INFO  L393      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-11-23 07:38:48,832 INFO  L276                IsEmpty]: Start isEmpty. Operand 145 states.
[2018-11-23 07:38:48,839 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2018-11-23 07:38:48,839 INFO  L394         BasicCegarLoop]: Found error trace
[2018-11-23 07:38:48,839 INFO  L402         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]
[2018-11-23 07:38:48,842 INFO  L423      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-23 07:38:48,845 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-23 07:38:48,845 INFO  L82        PathProgramCache]: Analyzing trace with hash -1452680357, now seen corresponding path program 1 times
[2018-11-23 07:38:48,846 INFO  L223   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-11-23 07:38:48,847 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-11-23 07:38:48,875 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:48,875 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-23 07:38:48,875 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:48,956 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-23 07:38:49,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-11-23 07:38:49,029 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-23 07:38:49,029 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-11-23 07:38:49,032 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 2 states
[2018-11-23 07:38:49,039 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2018-11-23 07:38:49,040 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-11-23 07:38:49,041 INFO  L87              Difference]: Start difference. First operand 145 states. Second operand 2 states.
[2018-11-23 07:38:49,068 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-23 07:38:49,069 INFO  L93              Difference]: Finished difference Result 260 states and 323 transitions.
[2018-11-23 07:38:49,069 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2018-11-23 07:38:49,070 INFO  L78                 Accepts]: Start accepts. Automaton has 2 states. Word has length 59
[2018-11-23 07:38:49,070 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-23 07:38:49,078 INFO  L225             Difference]: With dead ends: 260
[2018-11-23 07:38:49,078 INFO  L226             Difference]: Without dead ends: 132
[2018-11-23 07:38:49,082 INFO  L631         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
[2018-11-23 07:38:49,093 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 132 states.
[2018-11-23 07:38:49,116 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132.
[2018-11-23 07:38:49,117 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 132 states.
[2018-11-23 07:38:49,118 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions.
[2018-11-23 07:38:49,120 INFO  L78                 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59
[2018-11-23 07:38:49,120 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-23 07:38:49,120 INFO  L480      AbstractCegarLoop]: Abstraction has 132 states and 155 transitions.
[2018-11-23 07:38:49,120 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 2 states.
[2018-11-23 07:38:49,121 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions.
[2018-11-23 07:38:49,123 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2018-11-23 07:38:49,123 INFO  L394         BasicCegarLoop]: Found error trace
[2018-11-23 07:38:49,124 INFO  L402         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]
[2018-11-23 07:38:49,124 INFO  L423      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-23 07:38:49,124 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-23 07:38:49,124 INFO  L82        PathProgramCache]: Analyzing trace with hash -58897048, now seen corresponding path program 1 times
[2018-11-23 07:38:49,124 INFO  L223   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-11-23 07:38:49,124 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-11-23 07:38:49,125 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:49,125 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-23 07:38:49,125 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:49,151 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-23 07:38:49,205 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-11-23 07:38:49,205 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-23 07:38:49,205 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-11-23 07:38:49,207 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-11-23 07:38:49,207 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-11-23 07:38:49,207 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-11-23 07:38:49,207 INFO  L87              Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 3 states.
[2018-11-23 07:38:49,224 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-23 07:38:49,224 INFO  L93              Difference]: Finished difference Result 209 states and 245 transitions.
[2018-11-23 07:38:49,225 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-11-23 07:38:49,225 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 60
[2018-11-23 07:38:49,225 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-23 07:38:49,226 INFO  L225             Difference]: With dead ends: 209
[2018-11-23 07:38:49,227 INFO  L226             Difference]: Without dead ends: 123
[2018-11-23 07:38:49,228 INFO  L631         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
[2018-11-23 07:38:49,228 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 123 states.
[2018-11-23 07:38:49,236 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123.
[2018-11-23 07:38:49,236 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 123 states.
[2018-11-23 07:38:49,237 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 143 transitions.
[2018-11-23 07:38:49,238 INFO  L78                 Accepts]: Start accepts. Automaton has 123 states and 143 transitions. Word has length 60
[2018-11-23 07:38:49,238 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-23 07:38:49,238 INFO  L480      AbstractCegarLoop]: Abstraction has 123 states and 143 transitions.
[2018-11-23 07:38:49,238 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-11-23 07:38:49,238 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions.
[2018-11-23 07:38:49,239 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2018-11-23 07:38:49,239 INFO  L394         BasicCegarLoop]: Found error trace
[2018-11-23 07:38:49,240 INFO  L402         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]
[2018-11-23 07:38:49,240 INFO  L423      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-23 07:38:49,240 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-23 07:38:49,240 INFO  L82        PathProgramCache]: Analyzing trace with hash 1569934850, now seen corresponding path program 1 times
[2018-11-23 07:38:49,240 INFO  L223   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-11-23 07:38:49,240 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-11-23 07:38:49,241 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:49,241 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-23 07:38:49,241 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:49,262 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-23 07:38:49,347 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2018-11-23 07:38:49,347 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-23 07:38:49,347 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2018-11-23 07:38:49,347 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2018-11-23 07:38:49,348 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2018-11-23 07:38:49,348 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2018-11-23 07:38:49,348 INFO  L87              Difference]: Start difference. First operand 123 states and 143 transitions. Second operand 7 states.
[2018-11-23 07:38:49,513 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-23 07:38:49,513 INFO  L93              Difference]: Finished difference Result 218 states and 259 transitions.
[2018-11-23 07:38:49,513 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2018-11-23 07:38:49,513 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 64
[2018-11-23 07:38:49,513 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-23 07:38:49,514 INFO  L225             Difference]: With dead ends: 218
[2018-11-23 07:38:49,514 INFO  L226             Difference]: Without dead ends: 123
[2018-11-23 07:38:49,515 INFO  L631         BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90
[2018-11-23 07:38:49,516 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 123 states.
[2018-11-23 07:38:49,524 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123.
[2018-11-23 07:38:49,524 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 123 states.
[2018-11-23 07:38:49,525 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions.
[2018-11-23 07:38:49,525 INFO  L78                 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 64
[2018-11-23 07:38:49,527 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-23 07:38:49,527 INFO  L480      AbstractCegarLoop]: Abstraction has 123 states and 142 transitions.
[2018-11-23 07:38:49,527 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2018-11-23 07:38:49,527 INFO  L276                IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions.
[2018-11-23 07:38:49,528 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2018-11-23 07:38:49,529 INFO  L394         BasicCegarLoop]: Found error trace
[2018-11-23 07:38:49,529 INFO  L402         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, 1, 1, 1, 1, 1, 1]
[2018-11-23 07:38:49,529 INFO  L423      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-23 07:38:49,529 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-23 07:38:49,529 INFO  L82        PathProgramCache]: Analyzing trace with hash 129141699, now seen corresponding path program 1 times
[2018-11-23 07:38:49,530 INFO  L223   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-11-23 07:38:49,530 INFO  L69    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-11-23 07:38:49,530 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:49,530 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-23 07:38:49,531 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-23 07:38:49,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-23 07:38:49,625 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2018-11-23 07:38:49,625 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-23 07:38:49,625 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2018-11-23 07:38:49,625 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2018-11-23 07:38:49,626 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2018-11-23 07:38:49,626 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2018-11-23 07:38:49,626 INFO  L87              Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 7 states.
[2018-11-23 07:38:49,817 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-23 07:38:49,817 INFO  L93              Difference]: Finished difference Result 181 states and 216 transitions.
[2018-11-23 07:38:49,818 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2018-11-23 07:38:49,818 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 77
[2018-11-23 07:38:49,819 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-23 07:38:49,819 INFO  L225             Difference]: With dead ends: 181
[2018-11-23 07:38:49,819 INFO  L226             Difference]: Without dead ends: 0
[2018-11-23 07:38:49,820 INFO  L631         BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110
[2018-11-23 07:38:49,820 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2018-11-23 07:38:49,820 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2018-11-23 07:38:49,820 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2018-11-23 07:38:49,820 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2018-11-23 07:38:49,821 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77
[2018-11-23 07:38:49,821 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-23 07:38:49,821 INFO  L480      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2018-11-23 07:38:49,821 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2018-11-23 07:38:49,821 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2018-11-23 07:38:49,821 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2018-11-23 07:38:49,824 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2018-11-23 07:38:50,185 INFO  L451   ceAbstractionStarter]: At program point  select_helpersFINAL(lines 61 67)  the Hoare annotation is:  true
[2018-11-23 07:38:50,185 INFO  L448   ceAbstractionStarter]: For program point  select_helpersEXIT(lines 61 67)  no Hoare annotation was computed.
[2018-11-23 07:38:50,185 INFO  L448   ceAbstractionStarter]: For program point  valid_productEXIT(lines 68 76)  no Hoare annotation was computed.
[2018-11-23 07:38:50,185 INFO  L451   ceAbstractionStarter]: At program point  valid_productENTRY(lines 68 76)  the Hoare annotation is:  true
[2018-11-23 07:38:50,185 INFO  L448   ceAbstractionStarter]: For program point  valid_productFINAL(lines 68 76)  no Hoare annotation was computed.
[2018-11-23 07:38:50,186 INFO  L451   ceAbstractionStarter]: At program point  __utac_acc__Specification5_spec__1ENTRY(lines 919 926)  the Hoare annotation is:  true
[2018-11-23 07:38:50,186 INFO  L448   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__1EXIT(lines 919 926)  no Hoare annotation was computed.
[2018-11-23 07:38:50,186 INFO  L448   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__1FINAL(lines 919 926)  no Hoare annotation was computed.
[2018-11-23 07:38:50,186 INFO  L451   ceAbstractionStarter]: At program point  __utac_acc__Specification5_spec__2ENTRY(lines 927 936)  the Hoare annotation is:  true
[2018-11-23 07:38:50,186 INFO  L448   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__2EXIT(lines 927 936)  no Hoare annotation was computed.
[2018-11-23 07:38:50,186 INFO  L448   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__2FINAL(lines 927 936)  no Hoare annotation was computed.
[2018-11-23 07:38:50,186 INFO  L448   ceAbstractionStarter]: For program point  L932(line 932)  no Hoare annotation was computed.
[2018-11-23 07:38:50,186 INFO  L444   ceAbstractionStarter]: At program point  L952(line 952)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,186 INFO  L448   ceAbstractionStarter]: For program point  L950(lines 950 956)  no Hoare annotation was computed.
[2018-11-23 07:38:50,187 INFO  L448   ceAbstractionStarter]: For program point  L949(lines 949 959)  no Hoare annotation was computed.
[2018-11-23 07:38:50,187 INFO  L451   ceAbstractionStarter]: At program point  L947(line 947)  the Hoare annotation is:  true
[2018-11-23 07:38:50,187 INFO  L448   ceAbstractionStarter]: For program point  L947-1(line 947)  no Hoare annotation was computed.
[2018-11-23 07:38:50,187 INFO  L448   ceAbstractionStarter]: For program point  L945(lines 945 962)  no Hoare annotation was computed.
[2018-11-23 07:38:50,187 INFO  L451   ceAbstractionStarter]: At program point  __utac_acc__Specification5_spec__3ENTRY(lines 937 965)  the Hoare annotation is:  true
[2018-11-23 07:38:50,187 INFO  L448   ceAbstractionStarter]: For program point  L945-1(lines 937 965)  no Hoare annotation was computed.
[2018-11-23 07:38:50,187 INFO  L451   ceAbstractionStarter]: At program point  L943(line 943)  the Hoare annotation is:  true
[2018-11-23 07:38:50,190 INFO  L448   ceAbstractionStarter]: For program point  L943-1(line 943)  no Hoare annotation was computed.
[2018-11-23 07:38:50,190 INFO  L448   ceAbstractionStarter]: For program point  __utac_acc__Specification5_spec__3EXIT(lines 937 965)  no Hoare annotation was computed.
[2018-11-23 07:38:50,191 INFO  L444   ceAbstractionStarter]: At program point  mainENTRY(lines 260 282)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,191 INFO  L448   ceAbstractionStarter]: For program point  mainEXIT(lines 260 282)  no Hoare annotation was computed.
[2018-11-23 07:38:50,191 INFO  L444   ceAbstractionStarter]: At program point  L272(line 272)  the Hoare annotation is:  (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,191 INFO  L444   ceAbstractionStarter]: At program point  L272-1(line 272)  the Hoare annotation is:  (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,191 INFO  L448   ceAbstractionStarter]: For program point  L270(lines 270 277)  no Hoare annotation was computed.
[2018-11-23 07:38:50,191 INFO  L448   ceAbstractionStarter]: For program point  L270-1(lines 270 277)  no Hoare annotation was computed.
[2018-11-23 07:38:50,191 INFO  L448   ceAbstractionStarter]: For program point  mainFINAL(lines 260 282)  no Hoare annotation was computed.
[2018-11-23 07:38:50,191 INFO  L448   ceAbstractionStarter]: For program point  L268(line 268)  no Hoare annotation was computed.
[2018-11-23 07:38:50,191 INFO  L444   ceAbstractionStarter]: At program point  L267(line 267)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L444   ceAbstractionStarter]: At program point  L266(line 266)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L444   ceAbstractionStarter]: At program point  L266-1(line 266)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L444   ceAbstractionStarter]: At program point  L346(line 346)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L448   ceAbstractionStarter]: For program point  L346-1(lines 327 351)  no Hoare annotation was computed.
[2018-11-23 07:38:50,192 INFO  L444   ceAbstractionStarter]: At program point  L341(line 341)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L444   ceAbstractionStarter]: At program point  L337(line 337)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L444   ceAbstractionStarter]: At program point  processEnvironment__wrappee__methaneQueryENTRY(lines 327 351)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L448   ceAbstractionStarter]: For program point  L335(lines 335 343)  no Hoare annotation was computed.
[2018-11-23 07:38:50,192 INFO  L444   ceAbstractionStarter]: At program point  L333(line 333)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,192 INFO  L448   ceAbstractionStarter]: For program point  L333-1(line 333)  no Hoare annotation was computed.
[2018-11-23 07:38:50,192 INFO  L448   ceAbstractionStarter]: For program point  processEnvironment__wrappee__methaneQueryEXIT(lines 327 351)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  L331(lines 331 348)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  isPumpRunningEXIT(lines 422 430)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L451   ceAbstractionStarter]: At program point  isPumpRunningENTRY(lines 422 430)  the Hoare annotation is:  true
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  isPumpRunningFINAL(lines 422 430)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  L476(lines 476 480)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L451   ceAbstractionStarter]: At program point  L474(line 474)  the Hoare annotation is:  true
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  L476-2(lines 476 480)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L451   ceAbstractionStarter]: At program point  isLowWaterLevelENTRY(lines 467 485)  the Hoare annotation is:  true
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  L474-1(line 474)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  isLowWaterLevelEXIT(lines 467 485)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  isLowWaterLevelFINAL(lines 467 485)  no Hoare annotation was computed.
[2018-11-23 07:38:50,193 INFO  L448   ceAbstractionStarter]: For program point  select_featuresEXIT(lines 54 60)  no Hoare annotation was computed.
[2018-11-23 07:38:50,194 INFO  L451   ceAbstractionStarter]: At program point  select_featuresFINAL(lines 54 60)  the Hoare annotation is:  true
[2018-11-23 07:38:50,194 INFO  L444   ceAbstractionStarter]: At program point  runTestENTRY(lines 249 259)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,194 INFO  L444   ceAbstractionStarter]: At program point  L254(line 254)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,194 INFO  L448   ceAbstractionStarter]: For program point  runTestEXIT(lines 249 259)  no Hoare annotation was computed.
[2018-11-23 07:38:50,194 INFO  L448   ceAbstractionStarter]: For program point  runTestFINAL(lines 249 259)  no Hoare annotation was computed.
[2018-11-23 07:38:50,194 INFO  L451   ceAbstractionStarter]: At program point  L416(line 416)  the Hoare annotation is:  true
[2018-11-23 07:38:50,194 INFO  L451   ceAbstractionStarter]: At program point  isMethaneAlarmENTRY(lines 411 421)  the Hoare annotation is:  true
[2018-11-23 07:38:50,194 INFO  L448   ceAbstractionStarter]: For program point  L416-1(line 416)  no Hoare annotation was computed.
[2018-11-23 07:38:50,194 INFO  L448   ceAbstractionStarter]: For program point  isMethaneAlarmEXIT(lines 411 421)  no Hoare annotation was computed.
[2018-11-23 07:38:50,194 INFO  L448   ceAbstractionStarter]: For program point  isMethaneAlarmFINAL(lines 411 421)  no Hoare annotation was computed.
[2018-11-23 07:38:50,194 INFO  L451   ceAbstractionStarter]: At program point  deactivatePumpENTRY(lines 403 410)  the Hoare annotation is:  true
[2018-11-23 07:38:50,194 INFO  L448   ceAbstractionStarter]: For program point  deactivatePumpEXIT(lines 403 410)  no Hoare annotation was computed.
[2018-11-23 07:38:50,195 INFO  L448   ceAbstractionStarter]: For program point  deactivatePumpFINAL(lines 403 410)  no Hoare annotation was computed.
[2018-11-23 07:38:50,195 INFO  L448   ceAbstractionStarter]: For program point  processEnvironmentEXIT(lines 353 377)  no Hoare annotation was computed.
[2018-11-23 07:38:50,195 INFO  L444   ceAbstractionStarter]: At program point  L372(line 372)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,195 INFO  L444   ceAbstractionStarter]: At program point  processEnvironmentENTRY(lines 353 377)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,195 INFO  L448   ceAbstractionStarter]: For program point  L372-1(lines 353 377)  no Hoare annotation was computed.
[2018-11-23 07:38:50,195 INFO  L444   ceAbstractionStarter]: At program point  L367(line 367)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,195 INFO  L444   ceAbstractionStarter]: At program point  L363(line 363)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,195 INFO  L448   ceAbstractionStarter]: For program point  L361(lines 361 369)  no Hoare annotation was computed.
[2018-11-23 07:38:50,195 INFO  L444   ceAbstractionStarter]: At program point  L359(line 359)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,195 INFO  L448   ceAbstractionStarter]: For program point  L359-1(line 359)  no Hoare annotation was computed.
[2018-11-23 07:38:50,195 INFO  L448   ceAbstractionStarter]: For program point  L357(lines 357 374)  no Hoare annotation was computed.
[2018-11-23 07:38:50,195 INFO  L448   ceAbstractionStarter]: For program point  processEnvironment__wrappee__baseEXIT(lines 319 325)  no Hoare annotation was computed.
[2018-11-23 07:38:50,196 INFO  L451   ceAbstractionStarter]: At program point  processEnvironment__wrappee__baseFINAL(lines 319 325)  the Hoare annotation is:  true
[2018-11-23 07:38:50,196 INFO  L444   ceAbstractionStarter]: At program point  testENTRY(lines 487 550)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,196 INFO  L444   ceAbstractionStarter]: At program point  L543(lines 496 544)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,196 INFO  L448   ceAbstractionStarter]: For program point  testFINAL(lines 487 550)  no Hoare annotation was computed.
[2018-11-23 07:38:50,196 INFO  L448   ceAbstractionStarter]: For program point  L533(lines 533 537)  no Hoare annotation was computed.
[2018-11-23 07:38:50,196 INFO  L444   ceAbstractionStarter]: At program point  L533-2(lines 527 538)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,196 INFO  L448   ceAbstractionStarter]: For program point  L498(lines 497 542)  no Hoare annotation was computed.
[2018-11-23 07:38:50,196 INFO  L448   ceAbstractionStarter]: For program point  L527(lines 527 538)  no Hoare annotation was computed.
[2018-11-23 07:38:50,196 INFO  L444   ceAbstractionStarter]: At program point  L519(line 519)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,196 INFO  L448   ceAbstractionStarter]: For program point  L517(lines 517 523)  no Hoare annotation was computed.
[2018-11-23 07:38:50,196 INFO  L448   ceAbstractionStarter]: For program point  L517-1(lines 517 523)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L444   ceAbstractionStarter]: At program point  L509(line 509)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,197 INFO  L444   ceAbstractionStarter]: At program point  L540(lines 497 542)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,197 INFO  L448   ceAbstractionStarter]: For program point  L507(lines 507 513)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L448   ceAbstractionStarter]: For program point  L507-1(lines 507 513)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L448   ceAbstractionStarter]: For program point  L499(lines 499 503)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L448   ceAbstractionStarter]: For program point  testEXIT(lines 487 550)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L448   ceAbstractionStarter]: For program point  isLowWaterSensorDryFINAL(lines 173 181)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L451   ceAbstractionStarter]: At program point  isLowWaterSensorDryENTRY(lines 173 181)  the Hoare annotation is:  true
[2018-11-23 07:38:50,197 INFO  L448   ceAbstractionStarter]: For program point  isLowWaterSensorDryEXIT(lines 173 181)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L448   ceAbstractionStarter]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2018-11-23 07:38:50,197 INFO  L444   ceAbstractionStarter]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (= ~pumpRunning~0 |old(~pumpRunning~0)|)
[2018-11-23 07:38:50,198 INFO  L448   ceAbstractionStarter]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2018-11-23 07:38:50,198 INFO  L451   ceAbstractionStarter]: At program point  getWaterLevelENTRY(lines 164 172)  the Hoare annotation is:  true
[2018-11-23 07:38:50,198 INFO  L448   ceAbstractionStarter]: For program point  getWaterLevelFINAL(lines 164 172)  no Hoare annotation was computed.
[2018-11-23 07:38:50,198 INFO  L448   ceAbstractionStarter]: For program point  getWaterLevelEXIT(lines 164 172)  no Hoare annotation was computed.
[2018-11-23 07:38:50,198 INFO  L451   ceAbstractionStarter]: At program point  changeMethaneLevelENTRY(lines 120 131)  the Hoare annotation is:  true
[2018-11-23 07:38:50,198 INFO  L448   ceAbstractionStarter]: For program point  L124-1(lines 120 131)  no Hoare annotation was computed.
[2018-11-23 07:38:50,198 INFO  L448   ceAbstractionStarter]: For program point  changeMethaneLevelEXIT(lines 120 131)  no Hoare annotation was computed.
[2018-11-23 07:38:50,198 INFO  L444   ceAbstractionStarter]: At program point  L308(line 308)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,198 INFO  L444   ceAbstractionStarter]: At program point  L306(lines 306 312)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,198 INFO  L444   ceAbstractionStarter]: At program point  timeShiftENTRY(lines 292 318)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,199 INFO  L444   ceAbstractionStarter]: At program point  L301(line 301)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)))
[2018-11-23 07:38:50,199 INFO  L448   ceAbstractionStarter]: For program point  L299(lines 295 317)  no Hoare annotation was computed.
[2018-11-23 07:38:50,199 INFO  L448   ceAbstractionStarter]: For program point  timeShiftEXIT(lines 292 318)  no Hoare annotation was computed.
[2018-11-23 07:38:50,199 INFO  L448   ceAbstractionStarter]: For program point  L297(lines 295 317)  no Hoare annotation was computed.
[2018-11-23 07:38:50,199 INFO  L448   ceAbstractionStarter]: For program point  timeShiftFINAL(lines 292 318)  no Hoare annotation was computed.
[2018-11-23 07:38:50,199 INFO  L451   ceAbstractionStarter]: At program point  L195-2(lines 195 209)  the Hoare annotation is:  true
[2018-11-23 07:38:50,199 INFO  L448   ceAbstractionStarter]: For program point  cleanupEXIT(lines 185 214)  no Hoare annotation was computed.
[2018-11-23 07:38:50,199 INFO  L451   ceAbstractionStarter]: At program point  L191(line 191)  the Hoare annotation is:  true
[2018-11-23 07:38:50,199 INFO  L448   ceAbstractionStarter]: For program point  L191-1(line 191)  no Hoare annotation was computed.
[2018-11-23 07:38:50,199 INFO  L451   ceAbstractionStarter]: At program point  cleanupENTRY(lines 185 214)  the Hoare annotation is:  true
[2018-11-23 07:38:50,199 INFO  L451   ceAbstractionStarter]: At program point  L210(lines 185 214)  the Hoare annotation is:  true
[2018-11-23 07:38:50,199 INFO  L448   ceAbstractionStarter]: For program point  L206(line 206)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  L199(lines 199 203)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L451   ceAbstractionStarter]: At program point  L199-1(lines 199 203)  the Hoare annotation is:  true
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  L196(line 196)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L451   ceAbstractionStarter]: At program point  isMethaneLevelCriticalENTRY(lines 132 140)  the Hoare annotation is:  true
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  isMethaneLevelCriticalFINAL(lines 132 140)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  isMethaneLevelCriticalEXIT(lines 132 140)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L451   ceAbstractionStarter]: At program point  lowerWaterLevelENTRY(lines 96 107)  the Hoare annotation is:  true
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  lowerWaterLevelEXIT(lines 96 107)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  L100-1(lines 96 107)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  setupEXIT(lines 240 246)  no Hoare annotation was computed.
[2018-11-23 07:38:50,200 INFO  L451   ceAbstractionStarter]: At program point  setupFINAL(lines 240 246)  the Hoare annotation is:  true
[2018-11-23 07:38:50,200 INFO  L448   ceAbstractionStarter]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2018-11-23 07:38:50,201 INFO  L444   ceAbstractionStarter]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1))
[2018-11-23 07:38:50,201 INFO  L451   ceAbstractionStarter]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2018-11-23 07:38:50,201 INFO  L448   ceAbstractionStarter]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2018-11-23 07:38:50,201 INFO  L448   ceAbstractionStarter]: For program point  L112-1(lines 108 119)  no Hoare annotation was computed.
[2018-11-23 07:38:50,201 INFO  L448   ceAbstractionStarter]: For program point  waterRiseEXIT(lines 108 119)  no Hoare annotation was computed.
[2018-11-23 07:38:50,201 INFO  L451   ceAbstractionStarter]: At program point  waterRiseENTRY(lines 108 119)  the Hoare annotation is:  true
[2018-11-23 07:38:50,201 INFO  L448   ceAbstractionStarter]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82)  no Hoare annotation was computed.
[2018-11-23 07:38:50,201 INFO  L448   ceAbstractionStarter]: For program point  __automaton_failFINAL(lines 78 85)  no Hoare annotation was computed.
[2018-11-23 07:38:50,201 INFO  L451   ceAbstractionStarter]: At program point  __automaton_failENTRY(lines 78 85)  the Hoare annotation is:  true
[2018-11-23 07:38:50,201 INFO  L448   ceAbstractionStarter]: For program point  __automaton_failEXIT(lines 78 85)  no Hoare annotation was computed.
[2018-11-23 07:38:50,211 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:38:50 BoogieIcfgContainer
[2018-11-23 07:38:50,211 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-11-23 07:38:50,211 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2018-11-23 07:38:50,211 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2018-11-23 07:38:50,211 INFO  L276        PluginConnector]: Witness Printer initialized
[2018-11-23 07:38:50,212 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:38:48" (3/4) ...
[2018-11-23 07:38:50,215 INFO  L144         WitnessPrinter]: Generating witness for correct program
[2018-11-23 07:38:50,220 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers
[2018-11-23 07:38:50,220 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product
[2018-11-23 07:38:50,220 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure main
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure select_features
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure runTest
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment
[2018-11-23 07:38:50,221 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure test
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel
[2018-11-23 07:38:50,222 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure setup
[2018-11-23 07:38:50,223 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise
[2018-11-23 07:38:50,223 INFO  L354     RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail
[2018-11-23 07:38:50,229 INFO  L879   BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges
[2018-11-23 07:38:50,229 INFO  L879   BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges
[2018-11-23 07:38:50,230 INFO  L879   BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges
[2018-11-23 07:38:50,230 INFO  L879   BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2018-11-23 07:38:50,230 INFO  L879   BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2018-11-23 07:38:50,231 INFO  L879   BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2018-11-23 07:38:50,231 INFO  L879   BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2018-11-23 07:38:50,254 WARN  L221   nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(systemActive == 1)
[2018-11-23 07:38:50,254 WARN  L221   nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(systemActive == 1)
[2018-11-23 07:38:50,287 INFO  L145         WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cc498b0d-0d6f-41f0-aa06-f055f797c0d2/bin-2019/uautomizer/witness.graphml
[2018-11-23 07:38:50,287 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2018-11-23 07:38:50,287 INFO  L168              Benchmark]: Toolchain (without parser) took 2400.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -105.6 MB). Peak memory consumption was 35.4 MB. Max. memory is 11.5 GB.
[2018-11-23 07:38:50,288 INFO  L168              Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-11-23 07:38:50,288 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 372.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB.
[2018-11-23 07:38:50,289 INFO  L168              Benchmark]: Boogie Procedure Inliner took 28.64 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.
[2018-11-23 07:38:50,289 INFO  L168              Benchmark]: Boogie Preprocessor took 29.86 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB.
[2018-11-23 07:38:50,289 INFO  L168              Benchmark]: RCFGBuilder took 451.98 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: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB.
[2018-11-23 07:38:50,289 INFO  L168              Benchmark]: TraceAbstraction took 1438.82 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: 2.6 MB). Peak memory consumption was 206.4 MB. Max. memory is 11.5 GB.
[2018-11-23 07:38:50,289 INFO  L168              Benchmark]: Witness Printer took 75.82 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB.
[2018-11-23 07:38:50,291 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 372.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 28.64 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 29.86 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB.
 * RCFGBuilder took 451.98 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: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB.
 * TraceAbstraction took 1438.82 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: 2.6 MB). Peak memory consumption was 206.4 MB. Max. memory is 11.5 GB.
 * Witness Printer took 75.82 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 82]: 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: 496]: Loop Invariant
    Derived loop invariant: !(0 == \old(pumpRunning)) || !(systemActive == 1)
  - InvariantResult [Line: 195]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 185]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 497]: Loop Invariant
    Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(systemActive == 1)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 28 procedures, 145 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 518 SDtfs, 228 SDslu, 548 SDs, 0 SdLazy, 308 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=145occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 231 PreInvPairs, 238 NumberOfFragments, 384 HoareAnnotationTreeSize, 231 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 60 FomulaSimplificationsInter, 386 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 28569 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...