/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_product25.cil.c


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


This is Ultimate 0.1.25-177f698
[2020-08-21 13:52:36,271 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-21 13:52:36,274 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 13:52:36,300 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 13:52:36,300 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 13:52:36,301 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 13:52:36,303 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 13:52:36,304 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 13:52:36,306 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 13:52:36,307 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 13:52:36,308 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 13:52:36,309 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 13:52:36,309 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 13:52:36,310 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 13:52:36,311 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 13:52:36,312 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 13:52:36,313 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 13:52:36,314 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 13:52:36,315 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 13:52:36,317 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 13:52:36,318 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 13:52:36,319 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 13:52:36,320 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 13:52:36,321 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 13:52:36,324 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 13:52:36,324 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 13:52:36,324 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 13:52:36,325 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 13:52:36,325 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 13:52:36,326 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 13:52:36,326 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 13:52:36,327 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 13:52:36,328 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 13:52:36,329 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 13:52:36,330 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 13:52:36,330 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-21 13:52:36,330 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-21 13:52:36,331 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 13:52:36,331 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-21 13:52:36,332 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-21 13:52:36,332 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 13:52:36,333 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 13:52:36,380 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-21 13:52:36,380 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 13:52:36,382 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 13:52:36,385 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-21 13:52:36,385 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-21 13:52:36,385 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 13:52:36,386 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-21 13:52:36,386 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-21 13:52:36,386 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-21 13:52:36,386 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-21 13:52:36,386 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 13:52:36,386 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 13:52:36,387 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 13:52:36,387 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-21 13:52:36,387 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-21 13:52:36,387 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-21 13:52:36,387 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-21 13:52:36,389 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 13:52:36,390 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-21 13:52:36,390 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-21 13:52:36,390 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-21 13:52:36,391 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 13:52:36,391 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 13:52:36,392 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 13:52:36,392 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 13:52:36,392 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-21 13:52:36,392 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 13:52:36,392 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 13:52:36,393 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-21 13:52:36,393 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 13:52:36,717 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 13:52:36,730 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 13:52:36,733 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 13:52:36,735 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-21 13:52:36,735 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-21 13:52:36,736 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c
[2020-08-21 13:52:36,796 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b018aac3/15b81421cb514451845d1cc47b39bd1f/FLAG29ba79643
[2020-08-21 13:52:37,310 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-21 13:52:37,310 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c
[2020-08-21 13:52:37,329 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b018aac3/15b81421cb514451845d1cc47b39bd1f/FLAG29ba79643
[2020-08-21 13:52:37,578 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b018aac3/15b81421cb514451845d1cc47b39bd1f
[2020-08-21 13:52:37,586 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 13:52:37,588 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 13:52:37,589 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 13:52:37,590 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 13:52:37,593 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 13:52:37,594 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 01:52:37" (1/1) ...
[2020-08-21 13:52:37,597 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7503bbdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:37, skipping insertion in model container
[2020-08-21 13:52:37,597 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 01:52:37" (1/1) ...
[2020-08-21 13:52:37,605 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-21 13:52:37,654 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-21 13:52:38,092 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 13:52:38,108 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-21 13:52:38,242 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 13:52:38,281 INFO  L208         MainTranslator]: Completed translation
[2020-08-21 13:52:38,282 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38 WrapperNode
[2020-08-21 13:52:38,282 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 13:52:38,283 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 13:52:38,283 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 13:52:38,283 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 13:52:38,297 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (1/1) ...
[2020-08-21 13:52:38,297 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (1/1) ...
[2020-08-21 13:52:38,316 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (1/1) ...
[2020-08-21 13:52:38,316 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (1/1) ...
[2020-08-21 13:52:38,347 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (1/1) ...
[2020-08-21 13:52:38,360 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (1/1) ...
[2020-08-21 13:52:38,368 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (1/1) ...
[2020-08-21 13:52:38,381 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 13:52:38,382 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 13:52:38,382 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 13:52:38,382 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-21 13:52:38,385 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (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 13:52:38,462 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 13:52:38,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 13:52:38,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-21 13:52:38,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-21 13:52:38,463 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-21 13:52:38,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-21 13:52:38,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-21 13:52:38,464 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-21 13:52:38,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-21 13:52:38,465 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-08-21 13:52:38,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-21 13:52:38,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-21 13:52:38,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-21 13:52:38,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-21 13:52:38,466 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1
[2020-08-21 13:52:38,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-21 13:52:38,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-21 13:52:38,467 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-08-21 13:52:38,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-21 13:52:38,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor
[2020-08-21 13:52:38,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-21 13:52:38,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-21 13:52:38,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-21 13:52:38,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-21 13:52:38,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-21 13:52:38,469 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-08-21 13:52:38,469 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-21 13:52:38,469 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-21 13:52:38,470 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-21 13:52:38,470 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-21 13:52:38,470 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-21 13:52:38,470 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 13:52:38,470 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-21 13:52:38,471 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-21 13:52:38,471 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-21 13:52:38,471 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-21 13:52:38,471 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-21 13:52:38,471 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-21 13:52:38,471 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 13:52:38,471 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-21 13:52:38,472 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-21 13:52:38,472 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-21 13:52:38,472 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-21 13:52:38,472 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-21 13:52:38,472 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-21 13:52:38,473 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-21 13:52:38,473 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-21 13:52:38,474 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-08-21 13:52:38,474 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-21 13:52:38,475 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-21 13:52:38,475 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-21 13:52:38,475 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-21 13:52:38,475 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-21 13:52:38,475 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-21 13:52:38,475 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-21 13:52:38,476 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1
[2020-08-21 13:52:38,476 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-21 13:52:38,476 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-21 13:52:38,476 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-21 13:52:38,476 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-21 13:52:38,477 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-21 13:52:38,477 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-08-21 13:52:38,477 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-08-21 13:52:38,478 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor
[2020-08-21 13:52:38,478 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-21 13:52:38,478 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-21 13:52:38,478 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-21 13:52:38,478 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-21 13:52:38,478 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-21 13:52:38,478 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-21 13:52:38,479 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-21 13:52:38,479 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-21 13:52:38,479 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-21 13:52:38,480 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-21 13:52:38,480 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-21 13:52:38,480 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-21 13:52:38,481 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-21 13:52:38,481 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-21 13:52:38,482 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-21 13:52:38,482 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-21 13:52:38,482 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-21 13:52:38,482 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-21 13:52:38,482 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-21 13:52:38,482 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-21 13:52:38,482 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-21 13:52:38,483 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-21 13:52:38,483 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-21 13:52:38,483 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 13:52:38,483 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-21 13:52:38,483 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 13:52:39,511 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 13:52:39,512 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-21 13:52:39,517 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 01:52:39 BoogieIcfgContainer
[2020-08-21 13:52:39,517 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 13:52:39,519 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 13:52:39,519 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 13:52:39,522 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-21 13:52:39,522 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 01:52:37" (1/3) ...
[2020-08-21 13:52:39,523 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24382992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 01:52:39, skipping insertion in model container
[2020-08-21 13:52:39,523 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:52:38" (2/3) ...
[2020-08-21 13:52:39,524 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24382992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 01:52:39, skipping insertion in model container
[2020-08-21 13:52:39,524 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 01:52:39" (3/3) ...
[2020-08-21 13:52:39,526 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec1_product25.cil.c
[2020-08-21 13:52:39,536 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 13:52:39,544 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 13:52:39,558 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-21 13:52:39,583 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-21 13:52:39,583 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-21 13:52:39,584 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 13:52:39,584 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 13:52:39,584 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 13:52:39,584 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-21 13:52:39,584 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 13:52:39,585 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 13:52:39,607 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states.
[2020-08-21 13:52:39,617 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-08-21 13:52:39,617 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:39,618 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 13:52:39,619 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:39,624 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:39,624 INFO  L82        PathProgramCache]: Analyzing trace with hash -1484220246, now seen corresponding path program 1 times
[2020-08-21 13:52:39,635 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:39,639 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1564955552]
[2020-08-21 13:52:39,640 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:39,880 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,252 WARN  L193               SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:40,253 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:40,263 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,307 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:40,308 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,313 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:40,314 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,317 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:40,320 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,326 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:40,327 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,328 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2020-08-21 13:52:40,331 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,334 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2020-08-21 13:52:40,335 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:40,364 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 13:52:40,365 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1564955552]
[2020-08-21 13:52:40,367 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:40,367 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-08-21 13:52:40,368 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441652248]
[2020-08-21 13:52:40,375 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-08-21 13:52:40,375 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:40,389 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-08-21 13:52:40,390 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-21 13:52:40,393 INFO  L87              Difference]: Start difference. First operand 158 states. Second operand 3 states.
[2020-08-21 13:52:41,404 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:41,405 INFO  L93              Difference]: Finished difference Result 247 states and 327 transitions.
[2020-08-21 13:52:41,406 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-08-21 13:52:41,408 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 46
[2020-08-21 13:52:41,408 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:41,423 INFO  L225             Difference]: With dead ends: 247
[2020-08-21 13:52:41,424 INFO  L226             Difference]: Without dead ends: 134
[2020-08-21 13:52:41,429 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-21 13:52:41,450 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 134 states.
[2020-08-21 13:52:41,505 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104.
[2020-08-21 13:52:41,507 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 104 states.
[2020-08-21 13:52:41,508 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions.
[2020-08-21 13:52:41,510 INFO  L78                 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46
[2020-08-21 13:52:41,510 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:41,511 INFO  L479      AbstractCegarLoop]: Abstraction has 104 states and 121 transitions.
[2020-08-21 13:52:41,511 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-08-21 13:52:41,511 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions.
[2020-08-21 13:52:41,514 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-08-21 13:52:41,514 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:41,514 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 13:52:41,515 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-21 13:52:41,515 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:41,515 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:41,515 INFO  L82        PathProgramCache]: Analyzing trace with hash -94502595, now seen corresponding path program 1 times
[2020-08-21 13:52:41,516 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:41,516 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [24652436]
[2020-08-21 13:52:41,516 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:41,576 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,896 WARN  L193               SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:41,898 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:41,922 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,943 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:41,944 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,945 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:41,946 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,946 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:41,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,949 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:41,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,950 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-21 13:52:41,951 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,952 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-21 13:52:41,953 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:41,960 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 13:52:41,960 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [24652436]
[2020-08-21 13:52:41,961 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:41,961 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-21 13:52:41,961 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740628893]
[2020-08-21 13:52:41,963 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-21 13:52:41,963 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:41,963 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-21 13:52:41,963 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-08-21 13:52:41,964 INFO  L87              Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 4 states.
[2020-08-21 13:52:42,378 WARN  L193               SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:52:42,985 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:42,986 INFO  L93              Difference]: Finished difference Result 180 states and 218 transitions.
[2020-08-21 13:52:42,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-08-21 13:52:42,986 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 47
[2020-08-21 13:52:42,987 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:42,989 INFO  L225             Difference]: With dead ends: 180
[2020-08-21 13:52:42,989 INFO  L226             Difference]: Without dead ends: 118
[2020-08-21 13:52:42,991 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 13:52:42,991 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 118 states.
[2020-08-21 13:52:43,023 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95.
[2020-08-21 13:52:43,023 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 95 states.
[2020-08-21 13:52:43,024 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions.
[2020-08-21 13:52:43,024 INFO  L78                 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47
[2020-08-21 13:52:43,025 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:43,025 INFO  L479      AbstractCegarLoop]: Abstraction has 95 states and 109 transitions.
[2020-08-21 13:52:43,025 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-21 13:52:43,025 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions.
[2020-08-21 13:52:43,027 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2020-08-21 13:52:43,027 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:43,027 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]
[2020-08-21 13:52:43,027 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-21 13:52:43,028 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:43,028 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:43,028 INFO  L82        PathProgramCache]: Analyzing trace with hash 1923392666, now seen corresponding path program 1 times
[2020-08-21 13:52:43,028 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:43,029 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1602501341]
[2020-08-21 13:52:43,029 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:43,058 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,413 WARN  L193               SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:43,414 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:43,430 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,458 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:43,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,461 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:43,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,462 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:43,464 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,497 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:43,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,499 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 13:52:43,500 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,502 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-21 13:52:43,503 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:43,510 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 13:52:43,511 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1602501341]
[2020-08-21 13:52:43,511 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:43,511 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-21 13:52:43,511 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83641029]
[2020-08-21 13:52:43,512 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 13:52:43,512 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:43,512 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 13:52:43,513 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-21 13:52:43,513 INFO  L87              Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 8 states.
[2020-08-21 13:52:43,901 WARN  L193               SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:44,219 WARN  L193               SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:44,492 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:44,806 WARN  L193               SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:45,706 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:45,707 INFO  L93              Difference]: Finished difference Result 189 states and 232 transitions.
[2020-08-21 13:52:45,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-08-21 13:52:45,707 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 51
[2020-08-21 13:52:45,708 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:45,710 INFO  L225             Difference]: With dead ends: 189
[2020-08-21 13:52:45,713 INFO  L226             Difference]: Without dead ends: 118
[2020-08-21 13:52:45,714 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132
[2020-08-21 13:52:45,716 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 118 states.
[2020-08-21 13:52:45,757 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95.
[2020-08-21 13:52:45,765 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 95 states.
[2020-08-21 13:52:45,766 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions.
[2020-08-21 13:52:45,766 INFO  L78                 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51
[2020-08-21 13:52:45,767 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:45,768 INFO  L479      AbstractCegarLoop]: Abstraction has 95 states and 108 transitions.
[2020-08-21 13:52:45,768 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 13:52:45,768 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions.
[2020-08-21 13:52:45,772 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-08-21 13:52:45,772 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:45,772 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 13:52:45,772 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-21 13:52:45,772 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:45,773 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:45,773 INFO  L82        PathProgramCache]: Analyzing trace with hash -1814316309, now seen corresponding path program 1 times
[2020-08-21 13:52:45,773 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:45,773 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1083071745]
[2020-08-21 13:52:45,774 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:45,848 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,148 WARN  L193               SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:46,149 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:46,169 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,195 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:46,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,198 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:46,199 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,202 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:46,204 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,206 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:46,207 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,216 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35
[2020-08-21 13:52:46,218 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,220 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-08-21 13:52:46,220 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,221 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45
[2020-08-21 13:52:46,223 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,238 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2020-08-21 13:52:46,239 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:46,252 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 13:52:46,253 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1083071745]
[2020-08-21 13:52:46,253 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:46,253 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-21 13:52:46,254 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765416636]
[2020-08-21 13:52:46,254 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 13:52:46,254 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:46,254 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 13:52:46,256 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-21 13:52:46,256 INFO  L87              Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 8 states.
[2020-08-21 13:52:46,646 WARN  L193               SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:47,640 WARN  L193               SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:47,971 WARN  L193               SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:48,235 WARN  L193               SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:48,519 WARN  L193               SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:48,885 WARN  L193               SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:52:49,540 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:49,540 INFO  L93              Difference]: Finished difference Result 294 states and 384 transitions.
[2020-08-21 13:52:49,542 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2020-08-21 13:52:49,542 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 59
[2020-08-21 13:52:49,543 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:49,546 INFO  L225             Difference]: With dead ends: 294
[2020-08-21 13:52:49,547 INFO  L226             Difference]: Without dead ends: 223
[2020-08-21 13:52:49,548 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210
[2020-08-21 13:52:49,549 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 223 states.
[2020-08-21 13:52:49,602 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 157.
[2020-08-21 13:52:49,602 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 157 states.
[2020-08-21 13:52:49,604 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 182 transitions.
[2020-08-21 13:52:49,604 INFO  L78                 Accepts]: Start accepts. Automaton has 157 states and 182 transitions. Word has length 59
[2020-08-21 13:52:49,605 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:49,605 INFO  L479      AbstractCegarLoop]: Abstraction has 157 states and 182 transitions.
[2020-08-21 13:52:49,605 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 13:52:49,605 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 182 transitions.
[2020-08-21 13:52:49,607 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2020-08-21 13:52:49,607 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 13:52:49,608 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, 1, 1, 1, 1]
[2020-08-21 13:52:49,608 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-21 13:52:49,608 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:52:49,608 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:52:49,609 INFO  L82        PathProgramCache]: Analyzing trace with hash 1962478831, now seen corresponding path program 1 times
[2020-08-21 13:52:49,609 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:52:49,609 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1381830355]
[2020-08-21 13:52:49,609 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:52:49,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:49,994 WARN  L193               SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:49,995 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:52:50,007 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,020 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:52:50,021 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,022 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:52:50,023 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,024 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:52:50,025 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,026 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:52:50,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,064 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30
[2020-08-21 13:52:50,066 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,077 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-21 13:52:50,078 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,080 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-08-21 13:52:50,080 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,081 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2020-08-21 13:52:50,082 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,083 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2020-08-21 13:52:50,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:52:50,101 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 13:52:50,102 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1381830355]
[2020-08-21 13:52:50,102 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:52:50,102 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 13:52:50,102 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797018941]
[2020-08-21 13:52:50,103 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 13:52:50,103 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:52:50,103 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 13:52:50,103 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 13:52:50,104 INFO  L87              Difference]: Start difference. First operand 157 states and 182 transitions. Second operand 9 states.
[2020-08-21 13:52:50,495 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-21 13:52:51,300 WARN  L193               SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:51,583 WARN  L193               SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:51,845 WARN  L193               SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-21 13:52:52,021 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:52:52,022 INFO  L93              Difference]: Finished difference Result 273 states and 338 transitions.
[2020-08-21 13:52:52,027 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-08-21 13:52:52,027 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 63
[2020-08-21 13:52:52,028 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:52:52,028 INFO  L225             Difference]: With dead ends: 273
[2020-08-21 13:52:52,028 INFO  L226             Difference]: Without dead ends: 0
[2020-08-21 13:52:52,030 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210
[2020-08-21 13:52:52,030 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-21 13:52:52,030 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-21 13:52:52,030 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-21 13:52:52,031 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-21 13:52:52,031 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63
[2020-08-21 13:52:52,031 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:52:52,032 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-21 13:52:52,032 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 13:52:52,032 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-21 13:52:52,032 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-21 13:52:52,032 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-21 13:52:52,034 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-21 13:52:53,607 WARN  L193               SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11
[2020-08-21 13:52:53,791 WARN  L193               SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20
[2020-08-21 13:52:54,003 WARN  L193               SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:54,202 WARN  L193               SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20
[2020-08-21 13:52:54,382 WARN  L193               SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:54,643 WARN  L193               SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-21 13:52:55,036 WARN  L193               SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15
[2020-08-21 13:52:55,379 WARN  L193               SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11
[2020-08-21 13:52:55,753 WARN  L193               SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12
[2020-08-21 13:52:56,091 WARN  L193               SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15
[2020-08-21 13:52:56,440 WARN  L193               SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12
[2020-08-21 13:52:56,635 WARN  L193               SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 22
[2020-08-21 13:52:56,841 WARN  L193               SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 22
[2020-08-21 13:52:57,016 WARN  L193               SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20
[2020-08-21 13:52:57,214 WARN  L193               SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20
[2020-08-21 13:52:57,391 WARN  L193               SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:57,587 WARN  L193               SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20
[2020-08-21 13:52:57,776 WARN  L193               SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20
[2020-08-21 13:52:57,972 WARN  L193               SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-08-21 13:52:58,334 WARN  L193               SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15
[2020-08-21 13:52:58,338 INFO  L268        CegarLoopResult]: For program point  L630(lines 630 634)  no Hoare annotation was computed.
[2020-08-21 13:52:58,338 INFO  L268        CegarLoopResult]: For program point  L630-1(lines 630 634)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 599 654)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  L625(line 625)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  L624-2(lines 624 645)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 599 654)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  L646(lines 623 647)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 599 654)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  L700(line 700)  no Hoare annotation was computed.
[2020-08-21 13:52:58,339 INFO  L268        CegarLoopResult]: For program point  L700-1(line 700)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 655 714)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  L687(lines 687 691)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 655 714)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  L687-1(lines 687 691)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  L682(line 682)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 655 714)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  L681-2(lines 681 706)  no Hoare annotation was computed.
[2020-08-21 13:52:58,340 INFO  L268        CegarLoopResult]: For program point  L707(lines 680 708)  no Hoare annotation was computed.
[2020-08-21 13:52:58,341 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 157 163)  the Hoare annotation is:  true
[2020-08-21 13:52:58,341 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 157 163)  no Hoare annotation was computed.
[2020-08-21 13:52:58,341 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 164 172)  no Hoare annotation was computed.
[2020-08-21 13:52:58,341 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 164 172)  the Hoare annotation is:  true
[2020-08-21 13:52:58,341 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 164 172)  no Hoare annotation was computed.
[2020-08-21 13:52:58,342 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 523 545)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 13:52:58,342 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 523 545)  no Hoare annotation was computed.
[2020-08-21 13:52:58,342 INFO  L264        CegarLoopResult]: At program point  L535(line 535)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:58,343 INFO  L264        CegarLoopResult]: At program point  L535-1(line 535)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:58,343 INFO  L268        CegarLoopResult]: For program point  L533(lines 533 540)  no Hoare annotation was computed.
[2020-08-21 13:52:58,343 INFO  L268        CegarLoopResult]: For program point  L533-1(lines 533 540)  no Hoare annotation was computed.
[2020-08-21 13:52:58,343 INFO  L268        CegarLoopResult]: For program point  L531(line 531)  no Hoare annotation was computed.
[2020-08-21 13:52:58,343 INFO  L264        CegarLoopResult]: At program point  L530(line 530)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 13:52:58,343 INFO  L264        CegarLoopResult]: At program point  L529(line 529)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 13:52:58,344 INFO  L264        CegarLoopResult]: At program point  L529-1(line 529)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 13:52:58,344 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 523 545)  no Hoare annotation was computed.
[2020-08-21 13:52:58,344 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 482 505)  no Hoare annotation was computed.
[2020-08-21 13:52:58,344 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 482 505)  no Hoare annotation was computed.
[2020-08-21 13:52:58,344 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 482 505)  no Hoare annotation was computed.
[2020-08-21 13:52:58,344 INFO  L268        CegarLoopResult]: For program point  L500(line 500)  no Hoare annotation was computed.
[2020-08-21 13:52:58,344 INFO  L268        CegarLoopResult]: For program point  L499(line 499)  no Hoare annotation was computed.
[2020-08-21 13:52:58,345 INFO  L268        CegarLoopResult]: For program point  L498(line 498)  no Hoare annotation was computed.
[2020-08-21 13:52:58,345 INFO  L268        CegarLoopResult]: For program point  L497(line 497)  no Hoare annotation was computed.
[2020-08-21 13:52:58,345 INFO  L268        CegarLoopResult]: For program point  L496(line 496)  no Hoare annotation was computed.
[2020-08-21 13:52:58,345 INFO  L268        CegarLoopResult]: For program point  L495(line 495)  no Hoare annotation was computed.
[2020-08-21 13:52:58,345 INFO  L268        CegarLoopResult]: For program point  L494(line 494)  no Hoare annotation was computed.
[2020-08-21 13:52:58,345 INFO  L268        CegarLoopResult]: For program point  L493(line 493)  no Hoare annotation was computed.
[2020-08-21 13:52:58,345 INFO  L268        CegarLoopResult]: For program point  L492(line 492)  no Hoare annotation was computed.
[2020-08-21 13:52:58,346 INFO  L268        CegarLoopResult]: For program point  L491(line 491)  no Hoare annotation was computed.
[2020-08-21 13:52:58,346 INFO  L268        CegarLoopResult]: For program point  L490(line 490)  no Hoare annotation was computed.
[2020-08-21 13:52:58,346 INFO  L268        CegarLoopResult]: For program point  L489(line 489)  no Hoare annotation was computed.
[2020-08-21 13:52:58,346 INFO  L268        CegarLoopResult]: For program point  L488(line 488)  no Hoare annotation was computed.
[2020-08-21 13:52:58,346 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-08-21 13:52:58,346 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 320 328)  no Hoare annotation was computed.
[2020-08-21 13:52:58,346 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 320 328)  the Hoare annotation is:  true
[2020-08-21 13:52:58,346 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 320 328)  no Hoare annotation was computed.
[2020-08-21 13:52:58,347 INFO  L271        CegarLoopResult]: At program point  isLowWaterLevelENTRY(lines 365 383)  the Hoare annotation is:  true
[2020-08-21 13:52:58,347 INFO  L268        CegarLoopResult]: For program point  L374(lines 374 378)  no Hoare annotation was computed.
[2020-08-21 13:52:58,347 INFO  L268        CegarLoopResult]: For program point  isLowWaterLevelEXIT(lines 365 383)  no Hoare annotation was computed.
[2020-08-21 13:52:58,347 INFO  L271        CegarLoopResult]: At program point  L372(line 372)  the Hoare annotation is:  true
[2020-08-21 13:52:58,347 INFO  L268        CegarLoopResult]: For program point  L374-2(lines 374 378)  no Hoare annotation was computed.
[2020-08-21 13:52:58,347 INFO  L268        CegarLoopResult]: For program point  L372-1(line 372)  no Hoare annotation was computed.
[2020-08-21 13:52:58,347 INFO  L268        CegarLoopResult]: For program point  isLowWaterLevelFINAL(lines 365 383)  no Hoare annotation was computed.
[2020-08-21 13:52:58,348 INFO  L268        CegarLoopResult]: For program point  L348(lines 348 356)  no Hoare annotation was computed.
[2020-08-21 13:52:58,348 INFO  L268        CegarLoopResult]: For program point  L348-2(lines 348 356)  no Hoare annotation was computed.
[2020-08-21 13:52:58,348 INFO  L268        CegarLoopResult]: For program point  L336(lines 336 344)  no Hoare annotation was computed.
[2020-08-21 13:52:58,348 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 329 364)  no Hoare annotation was computed.
[2020-08-21 13:52:58,348 INFO  L268        CegarLoopResult]: For program point  L336-2(lines 336 344)  no Hoare annotation was computed.
[2020-08-21 13:52:58,348 INFO  L268        CegarLoopResult]: For program point  L359(line 359)  no Hoare annotation was computed.
[2020-08-21 13:52:58,348 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 329 364)  no Hoare annotation was computed.
[2020-08-21 13:52:58,349 INFO  L268        CegarLoopResult]: For program point  L359-1(line 359)  no Hoare annotation was computed.
[2020-08-21 13:52:58,349 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 329 364)  no Hoare annotation was computed.
[2020-08-21 13:52:58,349 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 150 156)  no Hoare annotation was computed.
[2020-08-21 13:52:58,349 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 150 156)  the Hoare annotation is:  true
[2020-08-21 13:52:58,349 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 553 598)  no Hoare annotation was computed.
[2020-08-21 13:52:58,349 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 553 598)  no Hoare annotation was computed.
[2020-08-21 13:52:58,349 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 553 598)  no Hoare annotation was computed.
[2020-08-21 13:52:58,349 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 866 911)  no Hoare annotation was computed.
[2020-08-21 13:52:58,350 INFO  L268        CegarLoopResult]: For program point  L886(lines 886 893)  no Hoare annotation was computed.
[2020-08-21 13:52:58,350 INFO  L268        CegarLoopResult]: For program point  L880(lines 880 900)  no Hoare annotation was computed.
[2020-08-21 13:52:58,350 INFO  L268        CegarLoopResult]: For program point  L880-1(lines 880 900)  no Hoare annotation was computed.
[2020-08-21 13:52:58,350 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 866 911)  no Hoare annotation was computed.
[2020-08-21 13:52:58,350 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 866 911)  no Hoare annotation was computed.
[2020-08-21 13:52:58,350 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 513 522)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 13:52:58,350 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 513 522)  no Hoare annotation was computed.
[2020-08-21 13:52:58,350 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 513 522)  no Hoare annotation was computed.
[2020-08-21 13:52:58,351 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 309 319)  no Hoare annotation was computed.
[2020-08-21 13:52:58,351 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 309 319)  no Hoare annotation was computed.
[2020-08-21 13:52:58,351 INFO  L268        CegarLoopResult]: For program point  L314(line 314)  no Hoare annotation was computed.
[2020-08-21 13:52:58,351 INFO  L268        CegarLoopResult]: For program point  L314-1(line 314)  no Hoare annotation was computed.
[2020-08-21 13:52:58,351 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 309 319)  no Hoare annotation was computed.
[2020-08-21 13:52:58,351 INFO  L271        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 301 308)  the Hoare annotation is:  true
[2020-08-21 13:52:58,351 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 301 308)  no Hoare annotation was computed.
[2020-08-21 13:52:58,351 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 301 308)  no Hoare annotation was computed.
[2020-08-21 13:52:58,352 INFO  L264        CegarLoopResult]: At program point  L256(line 256)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,352 INFO  L268        CegarLoopResult]: For program point  L256-1(line 256)  no Hoare annotation was computed.
[2020-08-21 13:52:58,352 INFO  L268        CegarLoopResult]: For program point  L254(lines 254 271)  no Hoare annotation was computed.
[2020-08-21 13:52:58,352 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 250 274)  no Hoare annotation was computed.
[2020-08-21 13:52:58,352 INFO  L264        CegarLoopResult]: At program point  processEnvironmentENTRY(lines 250 274)  the Hoare annotation is:  (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,352 INFO  L264        CegarLoopResult]: At program point  L269(line 269)  the Hoare annotation is:  (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,352 INFO  L268        CegarLoopResult]: For program point  L269-1(lines 250 274)  no Hoare annotation was computed.
[2020-08-21 13:52:58,353 INFO  L264        CegarLoopResult]: At program point  L264(line 264)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,353 INFO  L264        CegarLoopResult]: At program point  L260(line 260)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,353 INFO  L268        CegarLoopResult]: For program point  L258(lines 258 266)  no Hoare annotation was computed.
[2020-08-21 13:52:58,353 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__baseEXIT(lines 242 248)  no Hoare annotation was computed.
[2020-08-21 13:52:58,353 INFO  L271        CegarLoopResult]: At program point  processEnvironment__wrappee__baseFINAL(lines 242 248)  the Hoare annotation is:  true
[2020-08-21 13:52:58,353 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 386 449)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 13:52:58,354 INFO  L264        CegarLoopResult]: At program point  L442(lines 395 443)  the Hoare annotation is:  (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:52:58,354 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 386 449)  no Hoare annotation was computed.
[2020-08-21 13:52:58,354 INFO  L268        CegarLoopResult]: For program point  L432(lines 432 436)  no Hoare annotation was computed.
[2020-08-21 13:52:58,354 INFO  L264        CegarLoopResult]: At program point  L432-2(lines 426 437)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:52:58,354 INFO  L268        CegarLoopResult]: For program point  L397(lines 396 441)  no Hoare annotation was computed.
[2020-08-21 13:52:58,354 INFO  L268        CegarLoopResult]: For program point  L426(lines 426 437)  no Hoare annotation was computed.
[2020-08-21 13:52:58,354 INFO  L264        CegarLoopResult]: At program point  L418(line 418)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:52:58,355 INFO  L268        CegarLoopResult]: For program point  L416(lines 416 422)  no Hoare annotation was computed.
[2020-08-21 13:52:58,355 INFO  L268        CegarLoopResult]: For program point  L416-1(lines 416 422)  no Hoare annotation was computed.
[2020-08-21 13:52:58,355 INFO  L264        CegarLoopResult]: At program point  L408(line 408)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:52:58,355 INFO  L264        CegarLoopResult]: At program point  L439(lines 396 441)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:52:58,355 INFO  L268        CegarLoopResult]: For program point  L406(lines 406 412)  no Hoare annotation was computed.
[2020-08-21 13:52:58,355 INFO  L268        CegarLoopResult]: For program point  L406-1(lines 406 412)  no Hoare annotation was computed.
[2020-08-21 13:52:58,355 INFO  L268        CegarLoopResult]: For program point  L398(lines 398 402)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 386 449)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  L834-1(lines 834 854)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 820 865)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 820 865)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 820 865)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  L840(lines 840 847)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  L834(lines 834 854)  no Hoare annotation was computed.
[2020-08-21 13:52:58,356 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__lowWaterSensorENTRY(lines 275 282)  no Hoare annotation was computed.
[2020-08-21 13:52:58,357 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__lowWaterSensorFINAL(lines 275 282)  no Hoare annotation was computed.
[2020-08-21 13:52:58,357 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__lowWaterSensorEXIT(lines 275 282)  no Hoare annotation was computed.
[2020-08-21 13:52:58,357 INFO  L268        CegarLoopResult]: For program point  isLowWaterSensorDryFINAL(lines 126 134)  no Hoare annotation was computed.
[2020-08-21 13:52:58,357 INFO  L271        CegarLoopResult]: At program point  isLowWaterSensorDryENTRY(lines 126 134)  the Hoare annotation is:  true
[2020-08-21 13:52:58,357 INFO  L268        CegarLoopResult]: For program point  isLowWaterSensorDryEXIT(lines 126 134)  no Hoare annotation was computed.
[2020-08-21 13:52:58,357 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 94 116)  no Hoare annotation was computed.
[2020-08-21 13:52:58,357 INFO  L268        CegarLoopResult]: For program point  L102(lines 102 110)  no Hoare annotation was computed.
[2020-08-21 13:52:58,357 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 94 116)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 94 116)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  L102-2(lines 102 110)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 140 149)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 140 149)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 140 149)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  L768(lines 768 772)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 717 819)  no Hoare annotation was computed.
[2020-08-21 13:52:58,358 INFO  L268        CegarLoopResult]: For program point  L766-2(lines 766 786)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  L787(lines 765 788)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  L746(lines 746 762)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  L806(lines 806 813)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 717 819)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  L767(lines 766 786)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  L798(line 798)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  L798-1(line 798)  no Hoare annotation was computed.
[2020-08-21 13:52:58,359 INFO  L268        CegarLoopResult]: For program point  L763(lines 763 804)  no Hoare annotation was computed.
[2020-08-21 13:52:58,360 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 717 819)  no Hoare annotation was computed.
[2020-08-21 13:52:58,360 INFO  L268        CegarLoopResult]: For program point  L782(line 782)  no Hoare annotation was computed.
[2020-08-21 13:52:58,360 INFO  L268        CegarLoopResult]: For program point  L782-1(line 782)  no Hoare annotation was computed.
[2020-08-21 13:52:58,360 INFO  L268        CegarLoopResult]: For program point  L741(lines 741 745)  no Hoare annotation was computed.
[2020-08-21 13:52:58,360 INFO  L268        CegarLoopResult]: For program point  L805(lines 805 816)  no Hoare annotation was computed.
[2020-08-21 13:52:58,360 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:58,361 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)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|))
[2020-08-21 13:52:58,361 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:58,361 INFO  L268        CegarLoopResult]: For program point  L289(line 289)  no Hoare annotation was computed.
[2020-08-21 13:52:58,361 INFO  L268        CegarLoopResult]: For program point  L289-1(line 289)  no Hoare annotation was computed.
[2020-08-21 13:52:58,361 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 284 300)  no Hoare annotation was computed.
[2020-08-21 13:52:58,361 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 284 300)  no Hoare annotation was computed.
[2020-08-21 13:52:58,361 INFO  L268        CegarLoopResult]: For program point  L295(line 295)  no Hoare annotation was computed.
[2020-08-21 13:52:58,361 INFO  L268        CegarLoopResult]: For program point  L295-1(lines 284 300)  no Hoare annotation was computed.
[2020-08-21 13:52:58,362 INFO  L268        CegarLoopResult]: For program point  L291(lines 291 297)  no Hoare annotation was computed.
[2020-08-21 13:52:58,362 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 117 125)  no Hoare annotation was computed.
[2020-08-21 13:52:58,362 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 117 125)  no Hoare annotation was computed.
[2020-08-21 13:52:58,362 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 117 125)  no Hoare annotation was computed.
[2020-08-21 13:52:58,362 INFO  L268        CegarLoopResult]: For program point  L77-1(lines 73 84)  no Hoare annotation was computed.
[2020-08-21 13:52:58,362 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 73 84)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-21 13:52:58,362 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 73 84)  no Hoare annotation was computed.
[2020-08-21 13:52:58,362 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:58,363 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:58,363 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:58,363 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 85 93)  the Hoare annotation is:  true
[2020-08-21 13:52:58,363 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 85 93)  no Hoare annotation was computed.
[2020-08-21 13:52:58,363 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 85 93)  no Hoare annotation was computed.
[2020-08-21 13:52:58,363 INFO  L264        CegarLoopResult]: At program point  L224(line 224)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,363 INFO  L268        CegarLoopResult]: For program point  L222(lines 221 240)  no Hoare annotation was computed.
[2020-08-21 13:52:58,364 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 218 241)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,364 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 218 241)  no Hoare annotation was computed.
[2020-08-21 13:52:58,364 INFO  L264        CegarLoopResult]: At program point  L231(line 231)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,364 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 218 241)  no Hoare annotation was computed.
[2020-08-21 13:52:58,364 INFO  L264        CegarLoopResult]: At program point  L229(lines 229 235)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:52:58,364 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 452 481)  no Hoare annotation was computed.
[2020-08-21 13:52:58,364 INFO  L271        CegarLoopResult]: At program point  L477(lines 452 481)  the Hoare annotation is:  true
[2020-08-21 13:52:58,365 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 452 481)  the Hoare annotation is:  true
[2020-08-21 13:52:58,365 INFO  L268        CegarLoopResult]: For program point  L473(line 473)  no Hoare annotation was computed.
[2020-08-21 13:52:58,365 INFO  L268        CegarLoopResult]: For program point  L466(lines 466 470)  no Hoare annotation was computed.
[2020-08-21 13:52:58,365 INFO  L271        CegarLoopResult]: At program point  L466-1(lines 466 470)  the Hoare annotation is:  true
[2020-08-21 13:52:58,365 INFO  L268        CegarLoopResult]: For program point  L463(line 463)  no Hoare annotation was computed.
[2020-08-21 13:52:58,365 INFO  L271        CegarLoopResult]: At program point  L462-2(lines 462 476)  the Hoare annotation is:  true
[2020-08-21 13:52:58,365 INFO  L271        CegarLoopResult]: At program point  L458(line 458)  the Hoare annotation is:  true
[2020-08-21 13:52:58,365 INFO  L268        CegarLoopResult]: For program point  L458-1(line 458)  no Hoare annotation was computed.
[2020-08-21 13:52:58,366 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 49 60)  the Hoare annotation is:  true
[2020-08-21 13:52:58,366 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 49 60)  no Hoare annotation was computed.
[2020-08-21 13:52:58,366 INFO  L268        CegarLoopResult]: For program point  L53-1(lines 49 60)  no Hoare annotation was computed.
[2020-08-21 13:52:58,366 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 506 512)  no Hoare annotation was computed.
[2020-08-21 13:52:58,366 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 506 512)  the Hoare annotation is:  true
[2020-08-21 13:52:58,366 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:58,366 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 13:52:58,366 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-21 13:52:58,367 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 13:52:58,367 INFO  L268        CegarLoopResult]: For program point  L65-1(lines 61 72)  no Hoare annotation was computed.
[2020-08-21 13:52:58,367 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 61 72)  no Hoare annotation was computed.
[2020-08-21 13:52:58,367 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 61 72)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:58,367 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 202 209)  no Hoare annotation was computed.
[2020-08-21 13:52:58,367 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206)  no Hoare annotation was computed.
[2020-08-21 13:52:58,367 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 202 209)  the Hoare annotation is:  true
[2020-08-21 13:52:58,368 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 202 209)  no Hoare annotation was computed.
[2020-08-21 13:52:58,368 INFO  L264        CegarLoopResult]: At program point  L190(line 190)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:58,368 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification1_spec__1ENTRY(lines 176 200)  the Hoare annotation is:  true
[2020-08-21 13:52:58,368 INFO  L268        CegarLoopResult]: For program point  L188(lines 188 194)  no Hoare annotation was computed.
[2020-08-21 13:52:58,368 INFO  L264        CegarLoopResult]: At program point  L186(line 186)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 13:52:58,368 INFO  L268        CegarLoopResult]: For program point  L186-1(line 186)  no Hoare annotation was computed.
[2020-08-21 13:52:58,369 INFO  L268        CegarLoopResult]: For program point  L184(lines 184 197)  no Hoare annotation was computed.
[2020-08-21 13:52:58,369 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification1_spec__1EXIT(lines 176 200)  no Hoare annotation was computed.
[2020-08-21 13:52:58,369 INFO  L268        CegarLoopResult]: For program point  L184-1(lines 176 200)  no Hoare annotation was computed.
[2020-08-21 13:52:58,369 INFO  L271        CegarLoopResult]: At program point  L182(line 182)  the Hoare annotation is:  true
[2020-08-21 13:52:58,369 INFO  L268        CegarLoopResult]: For program point  L182-1(line 182)  no Hoare annotation was computed.
[2020-08-21 13:52:58,386 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 01:52:58 BoogieIcfgContainer
[2020-08-21 13:52:58,386 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-21 13:52:58,388 INFO  L168              Benchmark]: Toolchain (without parser) took 20799.72 ms. Allocated memory was 142.1 MB in the beginning and 548.4 MB in the end (delta: 406.3 MB). Free memory was 104.0 MB in the beginning and 366.5 MB in the end (delta: -262.5 MB). Peak memory consumption was 422.0 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:58,389 INFO  L168              Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 142.1 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-08-21 13:52:58,390 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 693.07 ms. Allocated memory was 142.1 MB in the beginning and 204.5 MB in the end (delta: 62.4 MB). Free memory was 103.8 MB in the beginning and 174.3 MB in the end (delta: -70.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:58,390 INFO  L168              Benchmark]: Boogie Preprocessor took 98.84 ms. Allocated memory is still 204.5 MB. Free memory was 174.3 MB in the beginning and 170.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:58,391 INFO  L168              Benchmark]: RCFGBuilder took 1135.47 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 170.3 MB in the beginning and 198.1 MB in the end (delta: -27.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:58,392 INFO  L168              Benchmark]: TraceAbstraction took 18867.54 ms. Allocated memory was 237.0 MB in the beginning and 548.4 MB in the end (delta: 311.4 MB). Free memory was 198.1 MB in the beginning and 366.5 MB in the end (delta: -168.4 MB). Peak memory consumption was 421.3 MB. Max. memory is 7.1 GB.
[2020-08-21 13:52:58,396 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.19 ms. Allocated memory is still 142.1 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 693.07 ms. Allocated memory was 142.1 MB in the beginning and 204.5 MB in the end (delta: 62.4 MB). Free memory was 103.8 MB in the beginning and 174.3 MB in the end (delta: -70.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 98.84 ms. Allocated memory is still 204.5 MB. Free memory was 174.3 MB in the beginning and 170.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1135.47 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 170.3 MB in the beginning and 198.1 MB in the end (delta: -27.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 18867.54 ms. Allocated memory was 237.0 MB in the beginning and 548.4 MB in the end (delta: 311.4 MB). Free memory was 198.1 MB in the beginning and 366.5 MB in the end (delta: -168.4 MB). Peak memory consumption was 421.3 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 206]: 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: 462]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 452]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 396]: Loop Invariant
    Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0)
  - InvariantResult [Line: 395]: Loop Invariant
    Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 417 SDtfs, 658 SDslu, 262 SDs, 0 SdLazy, 1508 SolverSat, 404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 142 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 235 PreInvPairs, 261 NumberOfFragments, 652 HoareAnnotationTreeSize, 235 FomulaSimplifications, 33793 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 49 FomulaSimplificationsInter, 7142 FormulaSimplificationTreeSizeReductionInter, 5.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 74058 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...