/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 interpolation-heuristic=FIRST --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_spec2_product09.cil.c


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


This is Ultimate 0.1.25-177f698
[2020-08-21 14:42:41,334 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-21 14:42:41,337 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 14:42:41,376 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 14:42:41,376 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 14:42:41,385 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 14:42:41,387 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 14:42:41,390 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 14:42:41,392 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 14:42:41,396 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 14:42:41,397 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 14:42:41,398 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 14:42:41,398 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 14:42:41,400 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 14:42:41,402 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 14:42:41,404 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 14:42:41,405 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 14:42:41,406 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 14:42:41,407 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 14:42:41,414 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 14:42:41,416 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 14:42:41,417 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 14:42:41,418 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 14:42:41,419 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 14:42:41,430 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 14:42:41,431 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 14:42:41,431 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 14:42:41,432 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 14:42:41,433 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 14:42:41,434 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 14:42:41,434 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 14:42:41,435 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 14:42:41,435 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 14:42:41,436 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 14:42:41,437 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 14:42:41,437 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-21 14:42:41,438 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-21 14:42:41,438 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 14:42:41,438 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-21 14:42:41,439 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-21 14:42:41,440 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 14:42:41,441 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 14:42:41,481 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-21 14:42:41,481 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 14:42:41,483 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 14:42:41,483 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-21 14:42:41,483 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-21 14:42:41,483 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 14:42:41,484 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-21 14:42:41,484 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-21 14:42:41,484 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-21 14:42:41,484 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-21 14:42:41,485 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 14:42:41,486 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 14:42:41,486 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 14:42:41,486 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-21 14:42:41,486 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-21 14:42:41,487 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-21 14:42:41,487 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-21 14:42:41,487 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 14:42:41,487 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-21 14:42:41,487 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-21 14:42:41,488 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-21 14:42:41,488 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 14:42:41,488 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 14:42:41,488 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 14:42:41,488 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 14:42:41,489 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-21 14:42:41,489 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 14:42:41,489 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 14:42:41,489 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-21 14:42:41,489 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 -> interpolation-heuristic=FIRST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> interpolation-heuristic=FIRST;log-additional-information=true;
[2020-08-21 14:42:41,803 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 14:42:41,815 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 14:42:41,818 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 14:42:41,820 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-21 14:42:41,820 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-21 14:42:41,821 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c
[2020-08-21 14:42:41,892 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/133c4a5e5/83af1646241148a4a5060626b6e1cdab/FLAG3e3481f80
[2020-08-21 14:42:42,378 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-21 14:42:42,382 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c
[2020-08-21 14:42:42,398 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/133c4a5e5/83af1646241148a4a5060626b6e1cdab/FLAG3e3481f80
[2020-08-21 14:42:42,748 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/133c4a5e5/83af1646241148a4a5060626b6e1cdab
[2020-08-21 14:42:42,755 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 14:42:42,757 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 14:42:42,758 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 14:42:42,758 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 14:42:42,761 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 14:42:42,762 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 02:42:42" (1/1) ...
[2020-08-21 14:42:42,765 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df63da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:42, skipping insertion in model container
[2020-08-21 14:42:42,765 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 02:42:42" (1/1) ...
[2020-08-21 14:42:42,772 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-21 14:42:42,831 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-21 14:42:43,223 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 14:42:43,236 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-21 14:42:43,324 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 14:42:43,354 INFO  L208         MainTranslator]: Completed translation
[2020-08-21 14:42:43,355 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43 WrapperNode
[2020-08-21 14:42:43,355 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 14:42:43,356 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 14:42:43,356 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 14:42:43,356 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 14:42:43,367 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (1/1) ...
[2020-08-21 14:42:43,367 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (1/1) ...
[2020-08-21 14:42:43,384 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (1/1) ...
[2020-08-21 14:42:43,385 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (1/1) ...
[2020-08-21 14:42:43,416 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (1/1) ...
[2020-08-21 14:42:43,426 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (1/1) ...
[2020-08-21 14:42:43,431 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (1/1) ...
[2020-08-21 14:42:43,438 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 14:42:43,439 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 14:42:43,439 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 14:42:43,439 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-21 14:42:43,440 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (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 14:42:43,500 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 14:42:43,500 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 14:42:43,500 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-21 14:42:43,501 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-21 14:42:43,501 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-21 14:42:43,501 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-21 14:42:43,501 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-21 14:42:43,502 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-21 14:42:43,502 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-21 14:42:43,502 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-21 14:42:43,503 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-21 14:42:43,503 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-21 14:42:43,503 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-21 14:42:43,503 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base
[2020-08-21 14:42:43,503 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-21 14:42:43,504 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-21 14:42:43,504 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-21 14:42:43,504 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-21 14:42:43,505 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-21 14:42:43,505 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1
[2020-08-21 14:42:43,505 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2
[2020-08-21 14:42:43,506 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-21 14:42:43,506 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-21 14:42:43,506 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-21 14:42:43,507 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-21 14:42:43,508 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 14:42:43,508 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-21 14:42:43,509 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-21 14:42:43,509 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-21 14:42:43,509 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-21 14:42:43,509 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-21 14:42:43,509 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-21 14:42:43,509 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-21 14:42:43,509 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-21 14:42:43,510 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-21 14:42:43,510 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-21 14:42:43,510 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 14:42:43,510 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-21 14:42:43,510 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-21 14:42:43,511 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-21 14:42:43,511 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-21 14:42:43,511 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-21 14:42:43,511 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-21 14:42:43,511 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-21 14:42:43,511 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-21 14:42:43,511 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-21 14:42:43,512 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-21 14:42:43,512 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-21 14:42:43,512 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-21 14:42:43,512 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-21 14:42:43,512 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-21 14:42:43,512 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-21 14:42:43,513 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-21 14:42:43,514 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-21 14:42:43,514 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-21 14:42:43,514 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-21 14:42:43,514 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-21 14:42:43,515 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-21 14:42:43,515 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-21 14:42:43,515 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-21 14:42:43,515 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-21 14:42:43,515 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-21 14:42:43,515 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-21 14:42:43,516 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-21 14:42:43,516 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-21 14:42:43,516 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-21 14:42:43,516 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-21 14:42:43,516 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-21 14:42:43,516 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-21 14:42:43,516 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2
[2020-08-21 14:42:43,517 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-21 14:42:43,517 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base
[2020-08-21 14:42:43,517 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-21 14:42:43,518 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1
[2020-08-21 14:42:43,518 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-21 14:42:43,518 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-21 14:42:43,519 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-21 14:42:43,519 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-21 14:42:43,520 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-21 14:42:43,520 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-21 14:42:43,520 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-21 14:42:43,520 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-21 14:42:43,521 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-21 14:42:43,521 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 14:42:43,521 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-21 14:42:43,521 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 14:42:44,536 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 14:42:44,536 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-21 14:42:44,541 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 02:42:44 BoogieIcfgContainer
[2020-08-21 14:42:44,541 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 14:42:44,542 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 14:42:44,543 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 14:42:44,545 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-21 14:42:44,546 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 02:42:42" (1/3) ...
[2020-08-21 14:42:44,547 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@546ecff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 02:42:44, skipping insertion in model container
[2020-08-21 14:42:44,547 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:42:43" (2/3) ...
[2020-08-21 14:42:44,547 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@546ecff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 02:42:44, skipping insertion in model container
[2020-08-21 14:42:44,547 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 02:42:44" (3/3) ...
[2020-08-21 14:42:44,549 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c
[2020-08-21 14:42:44,559 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 14:42:44,567 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 14:42:44,580 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-21 14:42:44,603 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-21 14:42:44,604 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-21 14:42:44,604 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 14:42:44,604 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 14:42:44,605 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 14:42:44,605 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-21 14:42:44,605 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 14:42:44,605 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 14:42:44,626 INFO  L276                IsEmpty]: Start isEmpty. Operand 140 states.
[2020-08-21 14:42:44,634 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2020-08-21 14:42:44,635 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:42:44,636 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 14:42:44,636 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:42:44,642 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:42:44,642 INFO  L82        PathProgramCache]: Analyzing trace with hash -1369653698, now seen corresponding path program 1 times
[2020-08-21 14:42:44,649 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:42:44,650 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [273499298]
[2020-08-21 14:42:44,650 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:42:44,888 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,269 WARN  L193               SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 14:42:45,270 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:42:45,282 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,323 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 14:42:45,324 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,326 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 14:42:45,327 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,329 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 14:42:45,329 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,331 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 14:42:45,332 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,344 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 14:42:45,346 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,347 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2020-08-21 14:42:45,348 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,350 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2020-08-21 14:42:45,351 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:45,369 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 14:42:45,370 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [273499298]
[2020-08-21 14:42:45,372 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 14:42:45,373 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-21 14:42:45,374 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980852170]
[2020-08-21 14:42:45,390 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-21 14:42:45,390 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:42:45,407 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-21 14:42:45,407 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-21 14:42:45,410 INFO  L87              Difference]: Start difference. First operand 140 states. Second operand 4 states.
[2020-08-21 14:42:46,231 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:42:46,231 INFO  L93              Difference]: Finished difference Result 198 states and 267 transitions.
[2020-08-21 14:42:46,232 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-08-21 14:42:46,233 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 51
[2020-08-21 14:42:46,234 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:42:46,247 INFO  L225             Difference]: With dead ends: 198
[2020-08-21 14:42:46,247 INFO  L226             Difference]: Without dead ends: 113
[2020-08-21 14:42:46,251 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-21 14:42:46,268 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 113 states.
[2020-08-21 14:42:46,316 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 86.
[2020-08-21 14:42:46,321 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 86 states.
[2020-08-21 14:42:46,323 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 100 transitions.
[2020-08-21 14:42:46,325 INFO  L78                 Accepts]: Start accepts. Automaton has 86 states and 100 transitions. Word has length 51
[2020-08-21 14:42:46,325 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:42:46,326 INFO  L479      AbstractCegarLoop]: Abstraction has 86 states and 100 transitions.
[2020-08-21 14:42:46,329 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-21 14:42:46,329 INFO  L276                IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions.
[2020-08-21 14:42:46,335 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2020-08-21 14:42:46,335 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:42:46,335 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:42:46,336 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-21 14:42:46,336 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:42:46,336 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:42:46,336 INFO  L82        PathProgramCache]: Analyzing trace with hash -2015305249, now seen corresponding path program 1 times
[2020-08-21 14:42:46,336 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:42:46,337 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507905143]
[2020-08-21 14:42:46,337 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:42:46,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,659 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 14:42:46,660 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:42:46,665 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,685 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 14:42:46,686 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,687 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 14:42:46,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,688 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 14:42:46,689 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,690 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 14:42:46,690 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,698 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 14:42:46,698 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,700 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 14:42:46,701 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,702 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-21 14:42:46,702 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:46,709 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 14:42:46,709 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507905143]
[2020-08-21 14:42:46,710 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 14:42:46,710 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-08-21 14:42:46,710 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622085155]
[2020-08-21 14:42:46,712 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-21 14:42:46,712 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:42:46,712 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-21 14:42:46,712 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-08-21 14:42:46,713 INFO  L87              Difference]: Start difference. First operand 86 states and 100 transitions. Second operand 5 states.
[2020-08-21 14:42:47,161 WARN  L193               SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-08-21 14:42:47,652 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:42:47,653 INFO  L93              Difference]: Finished difference Result 143 states and 178 transitions.
[2020-08-21 14:42:47,653 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-08-21 14:42:47,653 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 52
[2020-08-21 14:42:47,654 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:42:47,658 INFO  L225             Difference]: With dead ends: 143
[2020-08-21 14:42:47,658 INFO  L226             Difference]: Without dead ends: 103
[2020-08-21 14:42:47,659 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-08-21 14:42:47,660 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 103 states.
[2020-08-21 14:42:47,706 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 77.
[2020-08-21 14:42:47,706 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 77 states.
[2020-08-21 14:42:47,709 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 88 transitions.
[2020-08-21 14:42:47,709 INFO  L78                 Accepts]: Start accepts. Automaton has 77 states and 88 transitions. Word has length 52
[2020-08-21 14:42:47,710 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:42:47,710 INFO  L479      AbstractCegarLoop]: Abstraction has 77 states and 88 transitions.
[2020-08-21 14:42:47,710 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-21 14:42:47,710 INFO  L276                IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions.
[2020-08-21 14:42:47,720 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 57
[2020-08-21 14:42:47,720 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:42:47,721 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]
[2020-08-21 14:42:47,721 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-21 14:42:47,721 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:42:47,722 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:42:47,722 INFO  L82        PathProgramCache]: Analyzing trace with hash 2024373040, now seen corresponding path program 1 times
[2020-08-21 14:42:47,723 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:42:47,723 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1242433575]
[2020-08-21 14:42:47,723 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:42:47,774 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,052 WARN  L193               SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 14:42:48,055 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:42:48,068 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,097 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 14:42:48,098 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,099 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 14:42:48,100 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,101 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 14:42:48,102 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,114 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 14:42:48,115 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,127 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 14:42:48,128 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,129 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41
[2020-08-21 14:42:48,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,131 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2020-08-21 14:42:48,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:48,143 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 14:42:48,143 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1242433575]
[2020-08-21 14:42:48,143 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 14:42:48,144 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 14:42:48,144 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462940160]
[2020-08-21 14:42:48,144 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 14:42:48,145 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:42:48,145 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 14:42:48,145 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 14:42:48,145 INFO  L87              Difference]: Start difference. First operand 77 states and 88 transitions. Second operand 9 states.
[2020-08-21 14:42:48,583 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 14:42:48,891 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:49,138 WARN  L193               SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:49,402 WARN  L193               SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:50,081 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:42:50,082 INFO  L93              Difference]: Finished difference Result 152 states and 193 transitions.
[2020-08-21 14:42:50,083 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-21 14:42:50,083 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 56
[2020-08-21 14:42:50,084 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:42:50,085 INFO  L225             Difference]: With dead ends: 152
[2020-08-21 14:42:50,085 INFO  L226             Difference]: Without dead ends: 103
[2020-08-21 14:42:50,087 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182
[2020-08-21 14:42:50,087 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 103 states.
[2020-08-21 14:42:50,109 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 77.
[2020-08-21 14:42:50,110 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 77 states.
[2020-08-21 14:42:50,110 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions.
[2020-08-21 14:42:50,111 INFO  L78                 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 56
[2020-08-21 14:42:50,111 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:42:50,111 INFO  L479      AbstractCegarLoop]: Abstraction has 77 states and 87 transitions.
[2020-08-21 14:42:50,112 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 14:42:50,112 INFO  L276                IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions.
[2020-08-21 14:42:50,113 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-08-21 14:42:50,113 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:42:50,113 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 14:42:50,113 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-21 14:42:50,113 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:42:50,114 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:42:50,114 INFO  L82        PathProgramCache]: Analyzing trace with hash 1738741033, now seen corresponding path program 1 times
[2020-08-21 14:42:50,114 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:42:50,114 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1251386824]
[2020-08-21 14:42:50,114 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:42:50,138 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,376 WARN  L193               SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 14:42:50,388 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:42:50,402 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,418 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 14:42:50,419 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,420 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 14:42:50,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,421 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 14:42:50,422 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,423 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 14:42:50,424 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,438 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 14:42:50,439 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,440 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-21 14:42:50,441 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,442 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-08-21 14:42:50,443 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,458 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2020-08-21 14:42:50,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:50,468 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 14:42:50,468 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1251386824]
[2020-08-21 14:42:50,469 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 14:42:50,469 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-21 14:42:50,469 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132535607]
[2020-08-21 14:42:50,470 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 14:42:50,470 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:42:50,470 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 14:42:50,470 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-21 14:42:50,471 INFO  L87              Difference]: Start difference. First operand 77 states and 87 transitions. Second operand 8 states.
[2020-08-21 14:42:50,846 WARN  L193               SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 14:42:51,679 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:51,930 WARN  L193               SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:52,182 WARN  L193               SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:52,398 WARN  L193               SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 14:42:52,776 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:42:52,776 INFO  L93              Difference]: Finished difference Result 204 states and 263 transitions.
[2020-08-21 14:42:52,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-08-21 14:42:52,777 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 59
[2020-08-21 14:42:52,777 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:42:52,780 INFO  L225             Difference]: With dead ends: 204
[2020-08-21 14:42:52,780 INFO  L226             Difference]: Without dead ends: 155
[2020-08-21 14:42:52,781 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210
[2020-08-21 14:42:52,782 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 155 states.
[2020-08-21 14:42:52,814 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 116.
[2020-08-21 14:42:52,815 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 116 states.
[2020-08-21 14:42:52,816 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions.
[2020-08-21 14:42:52,816 INFO  L78                 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59
[2020-08-21 14:42:52,816 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:42:52,816 INFO  L479      AbstractCegarLoop]: Abstraction has 116 states and 134 transitions.
[2020-08-21 14:42:52,816 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 14:42:52,817 INFO  L276                IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions.
[2020-08-21 14:42:52,818 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2020-08-21 14:42:52,818 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:42:52,818 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 14:42:52,818 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-21 14:42:52,818 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:42:52,819 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:42:52,819 INFO  L82        PathProgramCache]: Analyzing trace with hash -822748467, now seen corresponding path program 1 times
[2020-08-21 14:42:52,819 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:42:52,819 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484961504]
[2020-08-21 14:42:52,820 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:42:52,844 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,116 WARN  L193               SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 14:42:53,118 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:42:53,160 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,192 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 14:42:53,193 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,194 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 14:42:53,195 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,195 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 14:42:53,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,198 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 14:42:53,199 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,213 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 14:42:53,214 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,223 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2020-08-21 14:42:53,225 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,229 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-21 14:42:53,230 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,233 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-08-21 14:42:53,234 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,236 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2020-08-21 14:42:53,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:42:53,261 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 14:42:53,261 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484961504]
[2020-08-21 14:42:53,262 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 14:42:53,262 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 14:42:53,262 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179137072]
[2020-08-21 14:42:53,264 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 14:42:53,264 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:42:53,264 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 14:42:53,264 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 14:42:53,264 INFO  L87              Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 9 states.
[2020-08-21 14:42:53,660 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 14:42:54,376 WARN  L193               SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:54,628 WARN  L193               SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:54,871 WARN  L193               SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 14:42:55,065 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:42:55,065 INFO  L93              Difference]: Finished difference Result 233 states and 298 transitions.
[2020-08-21 14:42:55,066 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2020-08-21 14:42:55,066 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 63
[2020-08-21 14:42:55,066 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:42:55,066 INFO  L225             Difference]: With dead ends: 233
[2020-08-21 14:42:55,067 INFO  L226             Difference]: Without dead ends: 0
[2020-08-21 14:42:55,068 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272
[2020-08-21 14:42:55,069 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-21 14:42:55,069 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-21 14:42:55,069 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-21 14:42:55,069 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-21 14:42:55,070 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63
[2020-08-21 14:42:55,070 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:42:55,070 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-21 14:42:55,070 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 14:42:55,070 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-21 14:42:55,070 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-21 14:42:55,070 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-21 14:42:55,073 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-21 14:42:55,216 WARN  L193               SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 201
[2020-08-21 14:42:55,658 WARN  L193               SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191
[2020-08-21 14:42:57,102 WARN  L193               SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21
[2020-08-21 14:42:57,303 WARN  L193               SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21
[2020-08-21 14:42:57,454 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21
[2020-08-21 14:42:57,785 WARN  L193               SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16
[2020-08-21 14:42:57,938 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15
[2020-08-21 14:42:58,229 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16
[2020-08-21 14:42:58,381 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21
[2020-08-21 14:42:58,576 WARN  L193               SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 14:42:58,934 WARN  L193               SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12
[2020-08-21 14:42:59,086 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1
[2020-08-21 14:42:59,247 WARN  L193               SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23
[2020-08-21 14:42:59,404 WARN  L193               SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17
[2020-08-21 14:42:59,707 WARN  L193               SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16
[2020-08-21 14:42:59,911 WARN  L193               SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23
[2020-08-21 14:43:00,217 WARN  L193               SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12
[2020-08-21 14:43:00,373 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1
[2020-08-21 14:43:00,682 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12
[2020-08-21 14:43:00,847 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21
[2020-08-21 14:43:01,149 WARN  L193               SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12
[2020-08-21 14:43:01,302 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21
[2020-08-21 14:43:01,306 INFO  L268        CegarLoopResult]: For program point  L127(line 127)  no Hoare annotation was computed.
[2020-08-21 14:43:01,306 INFO  L268        CegarLoopResult]: For program point  L126-2(lines 126 147)  no Hoare annotation was computed.
[2020-08-21 14:43:01,306 INFO  L268        CegarLoopResult]: For program point  L148(lines 125 149)  no Hoare annotation was computed.
[2020-08-21 14:43:01,307 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 101 156)  no Hoare annotation was computed.
[2020-08-21 14:43:01,307 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 101 156)  no Hoare annotation was computed.
[2020-08-21 14:43:01,307 INFO  L268        CegarLoopResult]: For program point  L132(lines 132 136)  no Hoare annotation was computed.
[2020-08-21 14:43:01,307 INFO  L268        CegarLoopResult]: For program point  L132-1(lines 132 136)  no Hoare annotation was computed.
[2020-08-21 14:43:01,307 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 101 156)  no Hoare annotation was computed.
[2020-08-21 14:43:01,308 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 193)  no Hoare annotation was computed.
[2020-08-21 14:43:01,308 INFO  L268        CegarLoopResult]: For program point  L189-1(lines 189 193)  no Hoare annotation was computed.
[2020-08-21 14:43:01,308 INFO  L268        CegarLoopResult]: For program point  L184(line 184)  no Hoare annotation was computed.
[2020-08-21 14:43:01,308 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 157 216)  no Hoare annotation was computed.
[2020-08-21 14:43:01,308 INFO  L268        CegarLoopResult]: For program point  L183-2(lines 183 208)  no Hoare annotation was computed.
[2020-08-21 14:43:01,308 INFO  L268        CegarLoopResult]: For program point  L209(lines 182 210)  no Hoare annotation was computed.
[2020-08-21 14:43:01,309 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 157 216)  no Hoare annotation was computed.
[2020-08-21 14:43:01,309 INFO  L268        CegarLoopResult]: For program point  L202(line 202)  no Hoare annotation was computed.
[2020-08-21 14:43:01,309 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 157 216)  no Hoare annotation was computed.
[2020-08-21 14:43:01,309 INFO  L268        CegarLoopResult]: For program point  L202-1(line 202)  no Hoare annotation was computed.
[2020-08-21 14:43:01,309 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 855 861)  the Hoare annotation is:  true
[2020-08-21 14:43:01,309 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 855 861)  no Hoare annotation was computed.
[2020-08-21 14:43:01,309 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 862 870)  no Hoare annotation was computed.
[2020-08-21 14:43:01,310 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 862 870)  the Hoare annotation is:  true
[2020-08-21 14:43:01,310 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 862 870)  no Hoare annotation was computed.
[2020-08-21 14:43:01,310 INFO  L264        CegarLoopResult]: At program point  L738-1(line 738)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,310 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 732 754)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,310 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 732 754)  no Hoare annotation was computed.
[2020-08-21 14:43:01,310 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 732 754)  no Hoare annotation was computed.
[2020-08-21 14:43:01,311 INFO  L264        CegarLoopResult]: At program point  L744(line 744)  the Hoare annotation is:  (or (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,311 INFO  L264        CegarLoopResult]: At program point  L744-1(line 744)  the Hoare annotation is:  (or (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,311 INFO  L268        CegarLoopResult]: For program point  L742(lines 742 749)  no Hoare annotation was computed.
[2020-08-21 14:43:01,311 INFO  L268        CegarLoopResult]: For program point  L742-1(lines 742 749)  no Hoare annotation was computed.
[2020-08-21 14:43:01,311 INFO  L268        CegarLoopResult]: For program point  L740(line 740)  no Hoare annotation was computed.
[2020-08-21 14:43:01,311 INFO  L264        CegarLoopResult]: At program point  L739(line 739)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,311 INFO  L264        CegarLoopResult]: At program point  L738(line 738)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  L705(line 705)  no Hoare annotation was computed.
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  L704(line 704)  no Hoare annotation was computed.
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 687 710)  no Hoare annotation was computed.
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  L703(line 703)  no Hoare annotation was computed.
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  L702(line 702)  no Hoare annotation was computed.
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  L701(line 701)  no Hoare annotation was computed.
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 687 710)  no Hoare annotation was computed.
[2020-08-21 14:43:01,312 INFO  L268        CegarLoopResult]: For program point  L700(line 700)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 687 710)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  L699(line 699)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  L698(line 698)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  L697(line 697)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  L696(line 696)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  L695(line 695)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  L694(line 694)  no Hoare annotation was computed.
[2020-08-21 14:43:01,313 INFO  L268        CegarLoopResult]: For program point  L693(line 693)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  L692(line 692)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseEXIT(lines 526 533)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseENTRY(lines 526 533)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseFINAL(lines 526 533)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 571 579)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 571 579)  the Hoare annotation is:  true
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 571 579)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  L610-1(line 610)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  L599(lines 599 607)  no Hoare annotation was computed.
[2020-08-21 14:43:01,314 INFO  L268        CegarLoopResult]: For program point  L599-2(lines 599 607)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 580 615)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  L587(lines 587 595)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  L587-2(lines 587 595)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 580 615)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 580 615)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  L610(line 610)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 848 854)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 848 854)  the Hoare annotation is:  true
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 55 100)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 55 100)  no Hoare annotation was computed.
[2020-08-21 14:43:01,315 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 55 100)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  L382(lines 382 402)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  L382-1(lines 382 402)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 368 413)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 368 413)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 368 413)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  L388(lines 388 395)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 718 728)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 718 728)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 718 728)  no Hoare annotation was computed.
[2020-08-21 14:43:01,316 INFO  L264        CegarLoopResult]: At program point  L723(line 723)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-21 14:43:01,316 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 560 570)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 560 570)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 560 570)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  L565(line 565)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  L565-1(line 565)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  deactivatePumpENTRY(lines 552 559)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 552 559)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 552 559)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 519 525)  no Hoare annotation was computed.
[2020-08-21 14:43:01,317 INFO  L271        CegarLoopResult]: At program point  processEnvironmentFINAL(lines 519 525)  the Hoare annotation is:  true
[2020-08-21 14:43:01,317 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 419 482)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,318 INFO  L264        CegarLoopResult]: At program point  L475(lines 428 476)  the Hoare annotation is:  (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 14:43:01,318 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 419 482)  no Hoare annotation was computed.
[2020-08-21 14:43:01,318 INFO  L268        CegarLoopResult]: For program point  L465(lines 465 469)  no Hoare annotation was computed.
[2020-08-21 14:43:01,318 INFO  L264        CegarLoopResult]: At program point  L465-2(lines 459 470)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0))
[2020-08-21 14:43:01,318 INFO  L268        CegarLoopResult]: For program point  L430(lines 429 474)  no Hoare annotation was computed.
[2020-08-21 14:43:01,318 INFO  L268        CegarLoopResult]: For program point  L459(lines 459 470)  no Hoare annotation was computed.
[2020-08-21 14:43:01,318 INFO  L264        CegarLoopResult]: At program point  L451(line 451)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0))
[2020-08-21 14:43:01,318 INFO  L268        CegarLoopResult]: For program point  L449(lines 449 455)  no Hoare annotation was computed.
[2020-08-21 14:43:01,319 INFO  L268        CegarLoopResult]: For program point  L449-1(lines 449 455)  no Hoare annotation was computed.
[2020-08-21 14:43:01,319 INFO  L264        CegarLoopResult]: At program point  L441(line 441)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0))
[2020-08-21 14:43:01,319 INFO  L264        CegarLoopResult]: At program point  L472(lines 429 474)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0))
[2020-08-21 14:43:01,319 INFO  L268        CegarLoopResult]: For program point  L439(lines 439 445)  no Hoare annotation was computed.
[2020-08-21 14:43:01,319 INFO  L268        CegarLoopResult]: For program point  L439-1(lines 439 445)  no Hoare annotation was computed.
[2020-08-21 14:43:01,319 INFO  L268        CegarLoopResult]: For program point  L431(lines 431 435)  no Hoare annotation was computed.
[2020-08-21 14:43:01,319 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 419 482)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 322 367)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  L342(lines 342 349)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 322 367)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 322 367)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  L336(lines 336 356)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  L336-1(lines 336 356)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L264        CegarLoopResult]: At program point  L641(line 641)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  L639(lines 639 645)  no Hoare annotation was computed.
[2020-08-21 14:43:01,320 INFO  L268        CegarLoopResult]: For program point  L638(lines 638 648)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L264        CegarLoopResult]: At program point  L636(line 636)  the Hoare annotation is:  (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1)))
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  L636-1(line 636)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  L634(lines 634 651)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  L634-1(lines 626 654)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L264        CegarLoopResult]: At program point  L632(line 632)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  L632-1(line 632)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification2_spec__2ENTRY(lines 626 654)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification2_spec__2EXIT(lines 626 654)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  L812(lines 812 820)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  L812-2(lines 812 820)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 804 826)  no Hoare annotation was computed.
[2020-08-21 14:43:01,321 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 804 826)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 804 826)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification2_spec__1ENTRY(lines 618 625)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification2_spec__1FINAL(lines 618 625)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification2_spec__1EXIT(lines 618 625)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  L289(lines 267 290)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 219 321)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  L248(lines 248 264)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  L308(lines 308 315)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  L269(lines 268 288)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  L300(line 300)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  L300-1(line 300)  no Hoare annotation was computed.
[2020-08-21 14:43:01,322 INFO  L268        CegarLoopResult]: For program point  L265(lines 265 306)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 219 321)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  L284(line 284)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  L284-1(line 284)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  L243(lines 243 247)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  L307(lines 307 318)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 219 321)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  L270(lines 270 274)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  L268-2(lines 268 288)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 838 847)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 838 847)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 838 847)  no Hoare annotation was computed.
[2020-08-21 14:43:01,323 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 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)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#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~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|))
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  L546-1(lines 535 551)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  L542(lines 542 548)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  L540(line 540)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 535 551)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  L540-1(line 540)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 535 551)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  L546(line 546)  no Hoare annotation was computed.
[2020-08-21 14:43:01,324 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 827 835)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 827 835)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 827 835)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 783 794)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-21 14:43:01,325 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 783 794)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L268        CegarLoopResult]: For program point  L787-1(lines 783 794)  no Hoare annotation was computed.
[2020-08-21 14:43:01,325 INFO  L264        CegarLoopResult]: At program point  L508(line 508)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 14:43:01,325 INFO  L264        CegarLoopResult]: At program point  L506(lines 506 512)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 14:43:01,325 INFO  L264        CegarLoopResult]: At program point  L501(line 501)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 14:43:01,326 INFO  L268        CegarLoopResult]: For program point  L499(lines 498 517)  no Hoare annotation was computed.
[2020-08-21 14:43:01,326 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 495 518)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 14:43:01,326 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 495 518)  no Hoare annotation was computed.
[2020-08-21 14:43:01,326 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 495 518)  no Hoare annotation was computed.
[2020-08-21 14:43:01,326 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 657 686)  no Hoare annotation was computed.
[2020-08-21 14:43:01,326 INFO  L268        CegarLoopResult]: For program point  L671(lines 671 675)  no Hoare annotation was computed.
[2020-08-21 14:43:01,326 INFO  L271        CegarLoopResult]: At program point  L671-1(lines 671 675)  the Hoare annotation is:  true
[2020-08-21 14:43:01,326 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 657 686)  the Hoare annotation is:  true
[2020-08-21 14:43:01,326 INFO  L268        CegarLoopResult]: For program point  L668(line 668)  no Hoare annotation was computed.
[2020-08-21 14:43:01,326 INFO  L271        CegarLoopResult]: At program point  L667-2(lines 667 681)  the Hoare annotation is:  true
[2020-08-21 14:43:01,327 INFO  L271        CegarLoopResult]: At program point  L663(line 663)  the Hoare annotation is:  true
[2020-08-21 14:43:01,327 INFO  L268        CegarLoopResult]: For program point  L663-1(line 663)  no Hoare annotation was computed.
[2020-08-21 14:43:01,327 INFO  L271        CegarLoopResult]: At program point  L682(lines 657 686)  the Hoare annotation is:  true
[2020-08-21 14:43:01,327 INFO  L268        CegarLoopResult]: For program point  L678(line 678)  no Hoare annotation was computed.
[2020-08-21 14:43:01,327 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 795 803)  the Hoare annotation is:  true
[2020-08-21 14:43:01,327 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 795 803)  no Hoare annotation was computed.
[2020-08-21 14:43:01,327 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 795 803)  no Hoare annotation was computed.
[2020-08-21 14:43:01,327 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 759 770)  the Hoare annotation is:  true
[2020-08-21 14:43:01,328 INFO  L268        CegarLoopResult]: For program point  L763-1(lines 759 770)  no Hoare annotation was computed.
[2020-08-21 14:43:01,328 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 759 770)  no Hoare annotation was computed.
[2020-08-21 14:43:01,328 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 711 717)  no Hoare annotation was computed.
[2020-08-21 14:43:01,328 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 711 717)  the Hoare annotation is:  true
[2020-08-21 14:43:01,328 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 14:43:01,328 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 14:43:01,328 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-21 14:43:01,329 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 14:43:01,329 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 771 782)  no Hoare annotation was computed.
[2020-08-21 14:43:01,329 INFO  L268        CegarLoopResult]: For program point  L775-1(lines 771 782)  no Hoare annotation was computed.
[2020-08-21 14:43:01,329 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 771 782)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 14:43:01,329 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 40 47)  no Hoare annotation was computed.
[2020-08-21 14:43:01,329 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44)  no Hoare annotation was computed.
[2020-08-21 14:43:01,329 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 40 47)  the Hoare annotation is:  true
[2020-08-21 14:43:01,330 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 40 47)  no Hoare annotation was computed.
[2020-08-21 14:43:01,345 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 02:43:01 BoogieIcfgContainer
[2020-08-21 14:43:01,345 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-21 14:43:01,347 INFO  L168              Benchmark]: Toolchain (without parser) took 18590.55 ms. Allocated memory was 150.5 MB in the beginning and 543.7 MB in the end (delta: 393.2 MB). Free memory was 104.5 MB in the beginning and 397.2 MB in the end (delta: -292.7 MB). Peak memory consumption was 376.4 MB. Max. memory is 7.1 GB.
[2020-08-21 14:43:01,348 INFO  L168              Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 150.5 MB. Free memory was 123.8 MB in the beginning and 123.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-08-21 14:43:01,349 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 597.84 ms. Allocated memory was 150.5 MB in the beginning and 206.6 MB in the end (delta: 56.1 MB). Free memory was 104.3 MB in the beginning and 175.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB.
[2020-08-21 14:43:01,350 INFO  L168              Benchmark]: Boogie Preprocessor took 82.61 ms. Allocated memory is still 206.6 MB. Free memory was 175.9 MB in the beginning and 171.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
[2020-08-21 14:43:01,351 INFO  L168              Benchmark]: RCFGBuilder took 1102.61 ms. Allocated memory was 206.6 MB in the beginning and 232.8 MB in the end (delta: 26.2 MB). Free memory was 171.8 MB in the beginning and 192.2 MB in the end (delta: -20.4 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB.
[2020-08-21 14:43:01,352 INFO  L168              Benchmark]: TraceAbstraction took 16803.08 ms. Allocated memory was 232.8 MB in the beginning and 543.7 MB in the end (delta: 310.9 MB). Free memory was 192.2 MB in the beginning and 397.2 MB in the end (delta: -205.0 MB). Peak memory consumption was 381.8 MB. Max. memory is 7.1 GB.
[2020-08-21 14:43:01,355 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.16 ms. Allocated memory is still 150.5 MB. Free memory was 123.8 MB in the beginning and 123.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 597.84 ms. Allocated memory was 150.5 MB in the beginning and 206.6 MB in the end (delta: 56.1 MB). Free memory was 104.3 MB in the beginning and 175.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 82.61 ms. Allocated memory is still 206.6 MB. Free memory was 175.9 MB in the beginning and 171.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1102.61 ms. Allocated memory was 206.6 MB in the beginning and 232.8 MB in the end (delta: 26.2 MB). Free memory was 171.8 MB in the beginning and 192.2 MB in the end (delta: -20.4 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 16803.08 ms. Allocated memory was 232.8 MB in the beginning and 543.7 MB in the end (delta: 310.9 MB). Free memory was 192.2 MB in the beginning and 397.2 MB in the end (delta: -205.0 MB). Peak memory consumption was 381.8 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - InvariantResult [Line: 429]: Loop Invariant
    Derived loop invariant: ((!(pumpRunning == 0) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || splverifierCounter == 0
  - InvariantResult [Line: 667]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 428]: Loop Invariant
    Derived loop invariant: (!(systemActive == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0)
  - InvariantResult [Line: 657]: Loop Invariant
    Derived loop invariant: 1
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 36 procedures, 206 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 358 SDtfs, 555 SDslu, 347 SDs, 0 SdLazy, 1335 SolverSat, 365 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=140occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 118 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 176 PreInvPairs, 208 NumberOfFragments, 651 HoareAnnotationTreeSize, 176 FomulaSimplifications, 68900 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 42 FomulaSimplificationsInter, 7384 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 79816 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...