/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c


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


This is Ultimate 0.1.25-177f698
[2020-08-21 13:52:11,198 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-21 13:52:11,202 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 13:52:11,243 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 13:52:11,243 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 13:52:11,252 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 13:52:11,255 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 13:52:11,258 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 13:52:11,260 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 13:52:11,264 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 13:52:11,265 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 13:52:11,266 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 13:52:11,267 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 13:52:11,269 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 13:52:11,272 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 13:52:11,273 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 13:52:11,275 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 13:52:11,276 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 13:52:11,277 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 13:52:11,285 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 13:52:11,287 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 13:52:11,288 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 13:52:11,289 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 13:52:11,290 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 13:52:11,302 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 13:52:11,303 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 13:52:11,303 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 13:52:11,304 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 13:52:11,304 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 13:52:11,305 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 13:52:11,305 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 13:52:11,307 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 13:52:11,308 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 13:52:11,309 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 13:52:11,310 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 13:52:11,310 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-21 13:52:11,311 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-21 13:52:11,311 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 13:52:11,311 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-21 13:52:11,312 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-21 13:52:11,314 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 13:52:11,315 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-21 13:52:11,350 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-21 13:52:11,350 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 13:52:11,354 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 13:52:11,354 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-21 13:52:11,354 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-21 13:52:11,355 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 13:52:11,355 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-21 13:52:11,355 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-21 13:52:11,355 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-21 13:52:11,355 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-21 13:52:11,356 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 13:52:11,356 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 13:52:11,356 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 13:52:11,356 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-21 13:52:11,356 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-21 13:52:11,357 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-21 13:52:11,357 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-21 13:52:11,357 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 13:52:11,357 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-21 13:52:11,357 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-21 13:52:11,358 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-21 13:52:11,358 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 13:52:11,358 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 13:52:11,358 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 13:52:11,358 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 13:52:11,359 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-21 13:52:11,359 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 13:52:11,359 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 13:52:11,359 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-21 13:52:11,359 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> log-additional-information=true;
[2020-08-21 13:52:11,685 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 13:52:11,698 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 13:52:11,701 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 13:52:11,703 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-21 13:52:11,703 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-21 13:52:11,704 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c
[2020-08-21 13:52:11,768 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c0aaff58/70ea540210344171bec6472b52a5cb39/FLAG806a7d7ce
[2020-08-21 13:52:12,312 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-21 13:52:12,312 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c
[2020-08-21 13:52:12,336 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c0aaff58/70ea540210344171bec6472b52a5cb39/FLAG806a7d7ce
[2020-08-21 13:52:12,586 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c0aaff58/70ea540210344171bec6472b52a5cb39
[2020-08-21 13:52:12,595 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 13:52:12,597 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 13:52:12,598 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 13:52:12,598 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 13:52:12,603 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 13:52:12,604 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 01:52:12" (1/1) ...
[2020-08-21 13:52:12,607 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cfafcce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:12, skipping insertion in model container
[2020-08-21 13:52:12,608 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 01:52:12" (1/1) ...
[2020-08-21 13:52:12,616 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-21 13:52:12,659 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-21 13:52:13,049 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 13:52:13,157 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-21 13:52:13,260 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 13:52:13,293 INFO  L208         MainTranslator]: Completed translation
[2020-08-21 13:52:13,294 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13 WrapperNode
[2020-08-21 13:52:13,294 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 13:52:13,295 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 13:52:13,295 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 13:52:13,295 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 13:52:13,309 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
[2020-08-21 13:52:13,309 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
[2020-08-21 13:52:13,331 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
[2020-08-21 13:52:13,332 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
[2020-08-21 13:52:13,375 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
[2020-08-21 13:52:13,385 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
[2020-08-21 13:52:13,390 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
[2020-08-21 13:52:13,397 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 13:52:13,398 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 13:52:13,398 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 13:52:13,398 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-21 13:52:13,399 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/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
[2020-08-21 13:52:13,462 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 13:52:13,462 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 13:52:13,462 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-21 13:52:13,462 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-21 13:52:13,462 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-21 13:52:13,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-21 13:52:13,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-21 13:52:13,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-21 13:52:13,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-21 13:52:13,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-21 13:52:13,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-21 13:52:13,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-21 13:52:13,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-21 13:52:13,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-21 13:52:13,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-21 13:52:13,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 13:52:13,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-21 13:52:13,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-21 13:52:13,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-21 13:52:13,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-21 13:52:13,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-21 13:52:13,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-21 13:52:13,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-21 13:52:13,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-21 13:52:13,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base
[2020-08-21 13:52:13,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-21 13:52:13,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-21 13:52:13,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-21 13:52:13,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-21 13:52:13,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-21 13:52:13,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-08-21 13:52:13,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1
[2020-08-21 13:52:13,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-21 13:52:13,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-21 13:52:13,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-21 13:52:13,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-21 13:52:13,468 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 13:52:13,468 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-21 13:52:13,468 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-21 13:52:13,469 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-21 13:52:13,469 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-21 13:52:13,469 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-21 13:52:13,469 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-21 13:52:13,469 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-21 13:52:13,469 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-21 13:52:13,469 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-21 13:52:13,470 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-21 13:52:13,470 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-08-21 13:52:13,470 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-21 13:52:13,470 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-21 13:52:13,470 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-21 13:52:13,470 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-21 13:52:13,471 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-21 13:52:13,471 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-21 13:52:13,471 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-21 13:52:13,471 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-21 13:52:13,471 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-21 13:52:13,471 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-21 13:52:13,472 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-21 13:52:13,472 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-21 13:52:13,472 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-21 13:52:13,472 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-21 13:52:13,472 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-21 13:52:13,472 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-21 13:52:13,472 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-21 13:52:13,473 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-21 13:52:13,473 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-21 13:52:13,473 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-21 13:52:13,473 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-21 13:52:13,473 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-21 13:52:13,473 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-21 13:52:13,474 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-21 13:52:13,474 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-21 13:52:13,474 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-21 13:52:13,474 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-21 13:52:13,474 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-21 13:52:13,474 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-21 13:52:13,475 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-21 13:52:13,475 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1
[2020-08-21 13:52:13,475 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-21 13:52:13,475 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base
[2020-08-21 13:52:13,475 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-21 13:52:13,475 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-21 13:52:13,476 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 13:52:13,476 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-21 13:52:13,476 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 13:52:14,590 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 13:52:14,591 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-21 13:52:14,596 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 01:52:14 BoogieIcfgContainer
[2020-08-21 13:52:14,596 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 13:52:14,598 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 13:52:14,598 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 13:52:14,601 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-21 13:52:14,601 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 01:52:12" (1/3) ...
[2020-08-21 13:52:14,602 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57638046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 01:52:14, skipping insertion in model container
[2020-08-21 13:52:14,603 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:13" (2/3) ...
[2020-08-21 13:52:14,603 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57638046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 01:52:14, skipping insertion in model container
[2020-08-21 13:52:14,603 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 01:52:14" (3/3) ...
[2020-08-21 13:52:14,605 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c
[2020-08-21 13:52:14,616 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 13:52:14,624 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 13:52:14,640 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-21 13:52:14,665 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-21 13:52:14,665 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-21 13:52:14,665 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 13:52:14,666 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 13:52:14,666 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 13:52:14,666 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-21 13:52:14,666 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 13:52:14,667 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 13:52:14,689 INFO  L276                IsEmpty]: Start isEmpty. Operand 139 states.
[2020-08-21 13:52:14,698 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-08-21 13:52:14,698 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:14,699 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:52:14,699 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:14,704 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:14,704 INFO  L82        PathProgramCache]: Analyzing trace with hash -712803612, now seen corresponding path program 1 times
[2020-08-21 13:52:14,714 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:14,714 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [502757818]
[2020-08-21 13:52:14,715 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:14,951 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,452 WARN  L193               SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:15,453 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:15,463 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,500 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:15,501 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,503 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:15,504 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,506 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:15,510 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,514 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:15,515 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,519 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2020-08-21 13:52:15,520 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,523 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2020-08-21 13:52:15,526 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:15,548 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:52:15,549 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [502757818]
[2020-08-21 13:52:15,552 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:15,553 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-08-21 13:52:15,554 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616086537]
[2020-08-21 13:52:15,561 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-08-21 13:52:15,562 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:15,585 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-08-21 13:52:15,587 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-21 13:52:15,590 INFO  L87              Difference]: Start difference. First operand 139 states. Second operand 3 states.
[2020-08-21 13:52:16,574 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:16,575 INFO  L93              Difference]: Finished difference Result 208 states and 280 transitions.
[2020-08-21 13:52:16,576 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-08-21 13:52:16,577 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 46
[2020-08-21 13:52:16,578 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:16,610 INFO  L225             Difference]: With dead ends: 208
[2020-08-21 13:52:16,611 INFO  L226             Difference]: Without dead ends: 114
[2020-08-21 13:52:16,616 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-21 13:52:16,635 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 114 states.
[2020-08-21 13:52:16,703 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85.
[2020-08-21 13:52:16,704 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 85 states.
[2020-08-21 13:52:16,706 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions.
[2020-08-21 13:52:16,707 INFO  L78                 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46
[2020-08-21 13:52:16,708 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:16,708 INFO  L479      AbstractCegarLoop]: Abstraction has 85 states and 98 transitions.
[2020-08-21 13:52:16,708 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-08-21 13:52:16,708 INFO  L276                IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions.
[2020-08-21 13:52:16,711 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-08-21 13:52:16,712 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:16,712 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:52:16,712 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-21 13:52:16,713 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:16,713 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:16,713 INFO  L82        PathProgramCache]: Analyzing trace with hash -1977757942, now seen corresponding path program 1 times
[2020-08-21 13:52:16,713 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:16,714 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [787925823]
[2020-08-21 13:52:16,714 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:16,771 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,068 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:17,069 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:17,074 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,095 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:17,096 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,097 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:17,098 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,099 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:17,099 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,100 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:17,101 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,102 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-21 13:52:17,103 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,104 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-21 13:52:17,105 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:17,113 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:52:17,113 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [787925823]
[2020-08-21 13:52:17,113 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:17,114 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-21 13:52:17,114 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140775230]
[2020-08-21 13:52:17,116 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-21 13:52:17,116 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:17,116 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-21 13:52:17,116 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-08-21 13:52:17,117 INFO  L87              Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states.
[2020-08-21 13:52:17,638 WARN  L193               SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:52:18,085 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:18,085 INFO  L93              Difference]: Finished difference Result 137 states and 167 transitions.
[2020-08-21 13:52:18,086 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-08-21 13:52:18,086 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 47
[2020-08-21 13:52:18,087 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:18,089 INFO  L225             Difference]: With dead ends: 137
[2020-08-21 13:52:18,089 INFO  L226             Difference]: Without dead ends: 98
[2020-08-21 13:52:18,090 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-08-21 13:52:18,091 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 98 states.
[2020-08-21 13:52:18,118 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76.
[2020-08-21 13:52:18,119 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 76 states.
[2020-08-21 13:52:18,120 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions.
[2020-08-21 13:52:18,120 INFO  L78                 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47
[2020-08-21 13:52:18,120 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:18,120 INFO  L479      AbstractCegarLoop]: Abstraction has 76 states and 86 transitions.
[2020-08-21 13:52:18,121 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-21 13:52:18,121 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions.
[2020-08-21 13:52:18,122 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2020-08-21 13:52:18,122 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:18,123 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:52:18,123 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-21 13:52:18,123 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:18,123 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:18,124 INFO  L82        PathProgramCache]: Analyzing trace with hash 2058663948, now seen corresponding path program 1 times
[2020-08-21 13:52:18,124 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:18,124 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1446020843]
[2020-08-21 13:52:18,124 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:18,159 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,504 WARN  L193               SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:18,506 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:18,519 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,544 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:18,545 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,547 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:18,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,549 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:18,550 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,566 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:18,567 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,569 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2020-08-21 13:52:18,570 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,571 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-08-21 13:52:18,573 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:18,585 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:52:18,585 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1446020843]
[2020-08-21 13:52:18,586 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:18,586 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-21 13:52:18,586 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649473680]
[2020-08-21 13:52:18,587 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 13:52:18,587 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:18,587 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 13:52:18,588 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-21 13:52:18,588 INFO  L87              Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 8 states.
[2020-08-21 13:52:19,023 WARN  L193               SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:19,349 WARN  L193               SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:19,612 WARN  L193               SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:19,852 WARN  L193               SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:20,606 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:20,606 INFO  L93              Difference]: Finished difference Result 150 states and 185 transitions.
[2020-08-21 13:52:20,607 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-08-21 13:52:20,607 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 52
[2020-08-21 13:52:20,608 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:20,610 INFO  L225             Difference]: With dead ends: 150
[2020-08-21 13:52:20,610 INFO  L226             Difference]: Without dead ends: 98
[2020-08-21 13:52:20,611 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132
[2020-08-21 13:52:20,612 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 98 states.
[2020-08-21 13:52:20,637 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76.
[2020-08-21 13:52:20,637 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 76 states.
[2020-08-21 13:52:20,638 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions.
[2020-08-21 13:52:20,638 INFO  L78                 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52
[2020-08-21 13:52:20,639 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:20,639 INFO  L479      AbstractCegarLoop]: Abstraction has 76 states and 85 transitions.
[2020-08-21 13:52:20,639 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 13:52:20,639 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions.
[2020-08-21 13:52:20,641 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 56
[2020-08-21 13:52:20,641 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:20,641 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:52:20,641 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-21 13:52:20,641 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:20,642 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:20,642 INFO  L82        PathProgramCache]: Analyzing trace with hash -1628377793, now seen corresponding path program 1 times
[2020-08-21 13:52:20,642 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:20,642 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [18984412]
[2020-08-21 13:52:20,643 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:20,669 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,932 WARN  L193               SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:20,934 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:20,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,963 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:20,964 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,965 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:20,966 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,967 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:20,968 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,969 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:20,970 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,971 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2020-08-21 13:52:20,972 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,973 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41
[2020-08-21 13:52:20,974 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,985 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2020-08-21 13:52:20,986 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:20,994 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:52:20,995 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [18984412]
[2020-08-21 13:52:20,995 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:20,995 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-08-21 13:52:20,995 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952125890]
[2020-08-21 13:52:20,996 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-08-21 13:52:20,996 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:20,996 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-08-21 13:52:20,997 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2020-08-21 13:52:20,997 INFO  L87              Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 7 states.
[2020-08-21 13:52:21,413 WARN  L193               SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:22,219 WARN  L193               SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:22,505 WARN  L193               SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:22,733 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:22,955 WARN  L193               SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:23,235 WARN  L193               SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:52:23,561 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:23,562 INFO  L93              Difference]: Finished difference Result 204 states and 253 transitions.
[2020-08-21 13:52:23,562 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-08-21 13:52:23,562 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 55
[2020-08-21 13:52:23,563 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:23,565 INFO  L225             Difference]: With dead ends: 204
[2020-08-21 13:52:23,565 INFO  L226             Difference]: Without dead ends: 152
[2020-08-21 13:52:23,566 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156
[2020-08-21 13:52:23,567 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 152 states.
[2020-08-21 13:52:23,600 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 119.
[2020-08-21 13:52:23,601 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 119 states.
[2020-08-21 13:52:23,602 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 136 transitions.
[2020-08-21 13:52:23,602 INFO  L78                 Accepts]: Start accepts. Automaton has 119 states and 136 transitions. Word has length 55
[2020-08-21 13:52:23,602 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:23,602 INFO  L479      AbstractCegarLoop]: Abstraction has 119 states and 136 transitions.
[2020-08-21 13:52:23,603 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-08-21 13:52:23,603 INFO  L276                IsEmpty]: Start isEmpty. Operand 119 states and 136 transitions.
[2020-08-21 13:52:23,604 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-08-21 13:52:23,604 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:23,604 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:52:23,605 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-21 13:52:23,605 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:23,605 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:23,605 INFO  L82        PathProgramCache]: Analyzing trace with hash -1482549181, now seen corresponding path program 1 times
[2020-08-21 13:52:23,605 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:23,606 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1751001390]
[2020-08-21 13:52:23,606 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:23,631 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,907 WARN  L193               SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:23,908 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:23,919 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,932 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:23,933 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,934 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:23,935 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,936 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:23,937 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,938 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:23,939 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,952 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30
[2020-08-21 13:52:23,953 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,955 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2020-08-21 13:52:23,955 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,956 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45
[2020-08-21 13:52:23,957 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,958 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2020-08-21 13:52:23,959 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:23,987 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:52:23,988 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1751001390]
[2020-08-21 13:52:23,988 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:23,988 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-21 13:52:23,988 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736673713]
[2020-08-21 13:52:23,990 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 13:52:23,990 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:23,990 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 13:52:23,991 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-21 13:52:23,991 INFO  L87              Difference]: Start difference. First operand 119 states and 136 transitions. Second operand 8 states.
[2020-08-21 13:52:24,375 WARN  L193               SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:25,189 WARN  L193               SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:25,433 WARN  L193               SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:25,677 WARN  L193               SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:25,865 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:25,865 INFO  L93              Difference]: Finished difference Result 235 states and 290 transitions.
[2020-08-21 13:52:25,866 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-21 13:52:25,866 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 59
[2020-08-21 13:52:25,867 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:25,867 INFO  L225             Difference]: With dead ends: 235
[2020-08-21 13:52:25,867 INFO  L226             Difference]: Without dead ends: 0
[2020-08-21 13:52:25,869 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2020-08-21 13:52:25,869 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-21 13:52:25,870 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-21 13:52:25,870 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-21 13:52:25,870 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-21 13:52:25,870 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59
[2020-08-21 13:52:25,870 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:25,870 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-21 13:52:25,871 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 13:52:25,871 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-21 13:52:25,871 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-21 13:52:25,871 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-21 13:52:25,874 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-21 13:52:27,311 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20
[2020-08-21 13:52:27,543 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20
[2020-08-21 13:52:27,847 WARN  L193               SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12
[2020-08-21 13:52:28,029 WARN  L193               SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20
[2020-08-21 13:52:28,360 WARN  L193               SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12
[2020-08-21 13:52:28,511 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20
[2020-08-21 13:52:28,666 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20
[2020-08-21 13:52:28,990 WARN  L193               SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11
[2020-08-21 13:52:29,243 WARN  L193               SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:29,403 WARN  L193               SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:29,702 WARN  L193               SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12
[2020-08-21 13:52:29,875 WARN  L193               SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-21 13:52:30,206 WARN  L193               SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12
[2020-08-21 13:52:30,380 WARN  L193               SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:30,542 WARN  L193               SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-21 13:52:30,741 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:30,907 WARN  L193               SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:31,197 WARN  L193               SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12
[2020-08-21 13:52:31,375 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20
[2020-08-21 13:52:31,380 INFO  L268        CegarLoopResult]: For program point  L383(line 383)  no Hoare annotation was computed.
[2020-08-21 13:52:31,380 INFO  L268        CegarLoopResult]: For program point  L382-2(lines 382 403)  no Hoare annotation was computed.
[2020-08-21 13:52:31,380 INFO  L268        CegarLoopResult]: For program point  L404(lines 381 405)  no Hoare annotation was computed.
[2020-08-21 13:52:31,380 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 357 412)  no Hoare annotation was computed.
[2020-08-21 13:52:31,380 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 357 412)  no Hoare annotation was computed.
[2020-08-21 13:52:31,381 INFO  L268        CegarLoopResult]: For program point  L388(lines 388 392)  no Hoare annotation was computed.
[2020-08-21 13:52:31,381 INFO  L268        CegarLoopResult]: For program point  L388-1(lines 388 392)  no Hoare annotation was computed.
[2020-08-21 13:52:31,381 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 357 412)  no Hoare annotation was computed.
[2020-08-21 13:52:31,381 INFO  L268        CegarLoopResult]: For program point  L445(lines 445 449)  no Hoare annotation was computed.
[2020-08-21 13:52:31,381 INFO  L268        CegarLoopResult]: For program point  L445-1(lines 445 449)  no Hoare annotation was computed.
[2020-08-21 13:52:31,381 INFO  L268        CegarLoopResult]: For program point  L440(line 440)  no Hoare annotation was computed.
[2020-08-21 13:52:31,381 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 413 472)  no Hoare annotation was computed.
[2020-08-21 13:52:31,382 INFO  L268        CegarLoopResult]: For program point  L439-2(lines 439 464)  no Hoare annotation was computed.
[2020-08-21 13:52:31,382 INFO  L268        CegarLoopResult]: For program point  L465(lines 438 466)  no Hoare annotation was computed.
[2020-08-21 13:52:31,382 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 413 472)  no Hoare annotation was computed.
[2020-08-21 13:52:31,382 INFO  L268        CegarLoopResult]: For program point  L458(line 458)  no Hoare annotation was computed.
[2020-08-21 13:52:31,382 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 413 472)  no Hoare annotation was computed.
[2020-08-21 13:52:31,382 INFO  L268        CegarLoopResult]: For program point  L458-1(line 458)  no Hoare annotation was computed.
[2020-08-21 13:52:31,383 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 852 858)  the Hoare annotation is:  true
[2020-08-21 13:52:31,383 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 852 858)  no Hoare annotation was computed.
[2020-08-21 13:52:31,383 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 859 867)  no Hoare annotation was computed.
[2020-08-21 13:52:31,383 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 859 867)  the Hoare annotation is:  true
[2020-08-21 13:52:31,383 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 859 867)  no Hoare annotation was computed.
[2020-08-21 13:52:31,383 INFO  L268        CegarLoopResult]: For program point  L289(line 289)  no Hoare annotation was computed.
[2020-08-21 13:52:31,384 INFO  L264        CegarLoopResult]: At program point  L288(line 288)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,384 INFO  L264        CegarLoopResult]: At program point  L287(line 287)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,384 INFO  L264        CegarLoopResult]: At program point  L287-1(line 287)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,384 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 281 303)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,385 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 281 303)  no Hoare annotation was computed.
[2020-08-21 13:52:31,385 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 281 303)  no Hoare annotation was computed.
[2020-08-21 13:52:31,385 INFO  L264        CegarLoopResult]: At program point  L293(line 293)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0)))
[2020-08-21 13:52:31,385 INFO  L264        CegarLoopResult]: At program point  L293-1(line 293)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0)))
[2020-08-21 13:52:31,385 INFO  L268        CegarLoopResult]: For program point  L291(lines 291 298)  no Hoare annotation was computed.
[2020-08-21 13:52:31,385 INFO  L268        CegarLoopResult]: For program point  L291-1(lines 291 298)  no Hoare annotation was computed.
[2020-08-21 13:52:31,385 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 237 260)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  L255(line 255)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  L254(line 254)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  L253(line 253)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 237 260)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  L252(line 252)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 237 260)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  L251(line 251)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  L250(line 250)  no Hoare annotation was computed.
[2020-08-21 13:52:31,386 INFO  L268        CegarLoopResult]: For program point  L249(line 249)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  L248(line 248)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  L247(line 247)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  L246(line 246)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  L245(line 245)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  L244(line 244)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  L243(line 243)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  L242(line 242)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseEXIT(lines 709 716)  no Hoare annotation was computed.
[2020-08-21 13:52:31,387 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseENTRY(lines 709 716)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseFINAL(lines 709 716)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 754 762)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 754 762)  the Hoare annotation is:  true
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 754 762)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  L770-2(lines 770 778)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  L793(line 793)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  L793-1(line 793)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 763 798)  no Hoare annotation was computed.
[2020-08-21 13:52:31,388 INFO  L268        CegarLoopResult]: For program point  L782(lines 782 790)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  L782-2(lines 782 790)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 763 798)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 763 798)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  L770(lines 770 778)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 845 851)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 845 851)  the Hoare annotation is:  true
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 311 356)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 311 356)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 311 356)  no Hoare annotation was computed.
[2020-08-21 13:52:31,389 INFO  L268        CegarLoopResult]: For program point  L638(lines 638 658)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  L638-1(lines 638 658)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 624 669)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 624 669)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 624 669)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  L644(lines 644 651)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 268 277)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 268 277)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 268 277)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 743 753)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  L748(line 748)  no Hoare annotation was computed.
[2020-08-21 13:52:31,390 INFO  L268        CegarLoopResult]: For program point  L748-1(line 748)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 743 753)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 743 753)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  deactivatePumpENTRY(lines 735 742)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 735 742)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 735 742)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 702 708)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L271        CegarLoopResult]: At program point  processEnvironmentFINAL(lines 702 708)  the Hoare annotation is:  true
[2020-08-21 13:52:31,391 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 138 203)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  L186(lines 186 190)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L264        CegarLoopResult]: At program point  L186-2(lines 178 191)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 138 203)  no Hoare annotation was computed.
[2020-08-21 13:52:31,391 INFO  L268        CegarLoopResult]: For program point  L149(lines 148 195)  no Hoare annotation was computed.
[2020-08-21 13:52:31,392 INFO  L264        CegarLoopResult]: At program point  L180(line 180)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,392 INFO  L268        CegarLoopResult]: For program point  L178(lines 178 191)  no Hoare annotation was computed.
[2020-08-21 13:52:31,392 INFO  L264        CegarLoopResult]: At program point  L170(line 170)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,392 INFO  L268        CegarLoopResult]: For program point  L168(lines 168 174)  no Hoare annotation was computed.
[2020-08-21 13:52:31,392 INFO  L268        CegarLoopResult]: For program point  L168-1(lines 168 174)  no Hoare annotation was computed.
[2020-08-21 13:52:31,392 INFO  L264        CegarLoopResult]: At program point  L193(lines 148 195)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,392 INFO  L264        CegarLoopResult]: At program point  L160(line 160)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,392 INFO  L268        CegarLoopResult]: For program point  L158(lines 158 164)  no Hoare annotation was computed.
[2020-08-21 13:52:31,393 INFO  L268        CegarLoopResult]: For program point  L158-1(lines 158 164)  no Hoare annotation was computed.
[2020-08-21 13:52:31,393 INFO  L268        CegarLoopResult]: For program point  L150(lines 150 154)  no Hoare annotation was computed.
[2020-08-21 13:52:31,393 INFO  L264        CegarLoopResult]: At program point  L196(lines 147 197)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:31,393 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 138 203)  no Hoare annotation was computed.
[2020-08-21 13:52:31,393 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 578 623)  no Hoare annotation was computed.
[2020-08-21 13:52:31,393 INFO  L268        CegarLoopResult]: For program point  L598(lines 598 605)  no Hoare annotation was computed.
[2020-08-21 13:52:31,393 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 578 623)  no Hoare annotation was computed.
[2020-08-21 13:52:31,393 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 578 623)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  L592(lines 592 612)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  L592-1(lines 592 612)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  L110(lines 110 118)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  L110-2(lines 110 118)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 102 124)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 102 124)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 102 124)  no Hoare annotation was computed.
[2020-08-21 13:52:31,394 INFO  L268        CegarLoopResult]: For program point  L545(lines 523 546)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 475 577)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  L504(lines 504 520)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  L564(lines 564 571)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  L525(lines 524 544)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  L556(line 556)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  L556-1(line 556)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  L521(lines 521 562)  no Hoare annotation was computed.
[2020-08-21 13:52:31,395 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 475 577)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  L540(line 540)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  L540-1(line 540)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  L499(lines 499 503)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  L563(lines 563 574)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 475 577)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  L526(lines 526 530)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  L524-2(lines 524 544)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 835 844)  no Hoare annotation was computed.
[2020-08-21 13:52:31,396 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 835 844)  no Hoare annotation was computed.
[2020-08-21 13:52:31,397 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 835 844)  no Hoare annotation was computed.
[2020-08-21 13:52:31,397 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:31,397 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|))
[2020-08-21 13:52:31,397 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:31,397 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 718 734)  no Hoare annotation was computed.
[2020-08-21 13:52:31,397 INFO  L268        CegarLoopResult]: For program point  L729(line 729)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 718 734)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  L729-1(lines 718 734)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  L725(lines 725 731)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  L723(line 723)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  L723-1(line 723)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 125 133)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 125 133)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 125 133)  no Hoare annotation was computed.
[2020-08-21 13:52:31,398 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 81 92)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-21 13:52:31,399 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 81 92)  no Hoare annotation was computed.
[2020-08-21 13:52:31,399 INFO  L268        CegarLoopResult]: For program point  L85-1(lines 81 92)  no Hoare annotation was computed.
[2020-08-21 13:52:31,399 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:31,399 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:31,399 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:31,399 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 93 101)  the Hoare annotation is:  true
[2020-08-21 13:52:31,399 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 93 101)  no Hoare annotation was computed.
[2020-08-21 13:52:31,399 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 93 101)  no Hoare annotation was computed.
[2020-08-21 13:52:31,399 INFO  L264        CegarLoopResult]: At program point  L691(line 691)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:31,400 INFO  L264        CegarLoopResult]: At program point  L689(lines 689 695)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:31,400 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 678 701)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:31,400 INFO  L264        CegarLoopResult]: At program point  L684(line 684)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:31,400 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 678 701)  no Hoare annotation was computed.
[2020-08-21 13:52:31,400 INFO  L268        CegarLoopResult]: For program point  L682(lines 681 700)  no Hoare annotation was computed.
[2020-08-21 13:52:31,400 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 678 701)  no Hoare annotation was computed.
[2020-08-21 13:52:31,400 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 206 235)  no Hoare annotation was computed.
[2020-08-21 13:52:31,400 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 206 235)  the Hoare annotation is:  true
[2020-08-21 13:52:31,401 INFO  L268        CegarLoopResult]: For program point  L220(lines 220 224)  no Hoare annotation was computed.
[2020-08-21 13:52:31,401 INFO  L271        CegarLoopResult]: At program point  L220-1(lines 220 224)  the Hoare annotation is:  true
[2020-08-21 13:52:31,401 INFO  L268        CegarLoopResult]: For program point  L217(line 217)  no Hoare annotation was computed.
[2020-08-21 13:52:31,401 INFO  L271        CegarLoopResult]: At program point  L216-2(lines 216 230)  the Hoare annotation is:  true
[2020-08-21 13:52:31,401 INFO  L271        CegarLoopResult]: At program point  L212(line 212)  the Hoare annotation is:  true
[2020-08-21 13:52:31,401 INFO  L268        CegarLoopResult]: For program point  L212-1(line 212)  no Hoare annotation was computed.
[2020-08-21 13:52:31,401 INFO  L271        CegarLoopResult]: At program point  L231(lines 206 235)  the Hoare annotation is:  true
[2020-08-21 13:52:31,401 INFO  L268        CegarLoopResult]: For program point  L227(line 227)  no Hoare annotation was computed.
[2020-08-21 13:52:31,401 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 57 68)  the Hoare annotation is:  true
[2020-08-21 13:52:31,402 INFO  L268        CegarLoopResult]: For program point  L61-1(lines 57 68)  no Hoare annotation was computed.
[2020-08-21 13:52:31,402 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 57 68)  no Hoare annotation was computed.
[2020-08-21 13:52:31,402 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 261 267)  no Hoare annotation was computed.
[2020-08-21 13:52:31,402 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 261 267)  the Hoare annotation is:  true
[2020-08-21 13:52:31,402 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:31,402 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0))
[2020-08-21 13:52:31,402 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-21 13:52:31,403 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:31,403 INFO  L268        CegarLoopResult]: For program point  startSystemEXIT(lines 799 806)  no Hoare annotation was computed.
[2020-08-21 13:52:31,403 INFO  L264        CegarLoopResult]: At program point  startSystemENTRY(lines 799 806)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0))
[2020-08-21 13:52:31,403 INFO  L268        CegarLoopResult]: For program point  startSystemFINAL(lines 799 806)  no Hoare annotation was computed.
[2020-08-21 13:52:31,403 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 69 80)  no Hoare annotation was computed.
[2020-08-21 13:52:31,403 INFO  L268        CegarLoopResult]: For program point  L73-1(lines 69 80)  no Hoare annotation was computed.
[2020-08-21 13:52:31,403 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 69 80)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:31,403 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 40 47)  no Hoare annotation was computed.
[2020-08-21 13:52:31,404 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44)  no Hoare annotation was computed.
[2020-08-21 13:52:31,404 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 40 47)  the Hoare annotation is:  true
[2020-08-21 13:52:31,404 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 40 47)  no Hoare annotation was computed.
[2020-08-21 13:52:31,404 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification1_spec__1ENTRY(lines 808 832)  the Hoare annotation is:  true
[2020-08-21 13:52:31,404 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification1_spec__1EXIT(lines 808 832)  no Hoare annotation was computed.
[2020-08-21 13:52:31,404 INFO  L264        CegarLoopResult]: At program point  L822(line 822)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:31,404 INFO  L268        CegarLoopResult]: For program point  L820(lines 820 826)  no Hoare annotation was computed.
[2020-08-21 13:52:31,405 INFO  L264        CegarLoopResult]: At program point  L818(line 818)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:31,405 INFO  L268        CegarLoopResult]: For program point  L818-1(line 818)  no Hoare annotation was computed.
[2020-08-21 13:52:31,405 INFO  L268        CegarLoopResult]: For program point  L816(lines 816 829)  no Hoare annotation was computed.
[2020-08-21 13:52:31,405 INFO  L268        CegarLoopResult]: For program point  L816-1(lines 808 832)  no Hoare annotation was computed.
[2020-08-21 13:52:31,405 INFO  L271        CegarLoopResult]: At program point  L814(line 814)  the Hoare annotation is:  true
[2020-08-21 13:52:31,405 INFO  L268        CegarLoopResult]: For program point  L814-1(line 814)  no Hoare annotation was computed.
[2020-08-21 13:52:31,422 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 01:52:31 BoogieIcfgContainer
[2020-08-21 13:52:31,422 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-21 13:52:31,424 INFO  L168              Benchmark]: Toolchain (without parser) took 18827.07 ms. Allocated memory was 140.0 MB in the beginning and 521.1 MB in the end (delta: 381.2 MB). Free memory was 102.2 MB in the beginning and 143.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 361.3 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:31,425 INFO  L168              Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-08-21 13:52:31,426 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 696.44 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 102.0 MB in the beginning and 173.0 MB in the end (delta: -71.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:31,426 INFO  L168              Benchmark]: Boogie Preprocessor took 102.77 ms. Allocated memory is still 202.9 MB. Free memory was 173.0 MB in the beginning and 168.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:31,427 INFO  L168              Benchmark]: RCFGBuilder took 1198.43 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 168.8 MB in the beginning and 203.6 MB in the end (delta: -34.8 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:31,428 INFO  L168              Benchmark]: TraceAbstraction took 16824.61 ms. Allocated memory was 237.0 MB in the beginning and 521.1 MB in the end (delta: 284.2 MB). Free memory was 203.6 MB in the beginning and 143.3 MB in the end (delta: 60.4 MB). Peak memory consumption was 365.8 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:31,432 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 696.44 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 102.0 MB in the beginning and 173.0 MB in the end (delta: -71.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 102.77 ms. Allocated memory is still 202.9 MB. Free memory was 173.0 MB in the beginning and 168.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1198.43 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 168.8 MB in the beginning and 203.6 MB in the end (delta: -34.8 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 16824.61 ms. Allocated memory was 237.0 MB in the beginning and 521.1 MB in the end (delta: 284.2 MB). Free memory was 203.6 MB in the beginning and 143.3 MB in the end (delta: 60.4 MB). Peak memory consumption was 365.8 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 44]: 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: 216]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 206]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 148]: Loop Invariant
    Derived loop invariant: ((!(\old(systemActive) == 1) || !(pumpRunning == 0)) || (1 == systemActive && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0)
  - InvariantResult [Line: 147]: Loop Invariant
    Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 36 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 359 SDtfs, 438 SDslu, 259 SDs, 0 SdLazy, 1170 SolverSat, 269 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 106 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 175 PreInvPairs, 205 NumberOfFragments, 617 HoareAnnotationTreeSize, 175 FomulaSimplifications, 28399 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 42 FomulaSimplificationsInter, 6774 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 71230 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...