/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 false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c


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


This is Ultimate 0.1.25-5644d1e-m
[2020-08-18 15:15:49,537 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-18 15:15:49,539 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-18 15:15:49,564 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-18 15:15:49,564 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-18 15:15:49,565 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-18 15:15:49,566 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-18 15:15:49,568 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-18 15:15:49,570 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-18 15:15:49,571 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-18 15:15:49,572 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-18 15:15:49,574 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-18 15:15:49,574 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-18 15:15:49,575 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-18 15:15:49,576 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-18 15:15:49,577 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-18 15:15:49,578 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-18 15:15:49,580 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-18 15:15:49,582 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-18 15:15:49,586 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-18 15:15:49,589 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-18 15:15:49,592 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-18 15:15:49,593 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-18 15:15:49,595 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-18 15:15:49,599 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-18 15:15:49,599 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-18 15:15:49,599 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-18 15:15:49,602 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-18 15:15:49,602 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-18 15:15:49,603 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-18 15:15:49,603 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-18 15:15:49,607 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-18 15:15:49,608 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-18 15:15:49,609 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-18 15:15:49,610 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-18 15:15:49,610 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-18 15:15:49,610 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-18 15:15:49,612 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-18 15:15:49,612 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-18 15:15:49,613 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-18 15:15:49,614 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-18 15:15:49,615 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
[2020-08-18 15:15:49,662 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-18 15:15:49,662 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-18 15:15:49,664 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-18 15:15:49,664 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-18 15:15:49,664 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-18 15:15:49,664 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-18 15:15:49,669 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-18 15:15:49,669 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-18 15:15:49,669 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-18 15:15:49,669 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-18 15:15:49,669 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-18 15:15:49,670 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-18 15:15:49,670 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-18 15:15:49,670 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-18 15:15:49,670 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-18 15:15:49,670 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-18 15:15:49,671 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-18 15:15:49,672 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-18 15:15:49,672 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-18 15:15:49,672 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-18 15:15:49,672 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-18 15:15:49,673 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-18 15:15:49,673 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-18 15:15:49,673 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-18 15:15:49,673 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-18 15:15:49,674 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-18 15:15:49,674 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-18 15:15:49,674 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-18 15:15:49,674 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-18 15:15:49,674 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 -> false
[2020-08-18 15:15:49,962 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-18 15:15:49,975 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-18 15:15:49,978 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-18 15:15:49,979 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-18 15:15:49,980 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-18 15:15:49,981 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c
[2020-08-18 15:15:50,054 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a8769e5b/9efd8544c8ba4398b65b552a2d3ee267/FLAG5cdbe40c4
[2020-08-18 15:15:50,598 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-18 15:15:50,599 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c
[2020-08-18 15:15:50,612 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a8769e5b/9efd8544c8ba4398b65b552a2d3ee267/FLAG5cdbe40c4
[2020-08-18 15:15:50,910 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a8769e5b/9efd8544c8ba4398b65b552a2d3ee267
[2020-08-18 15:15:50,919 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-18 15:15:50,921 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-18 15:15:50,922 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-18 15:15:50,922 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-18 15:15:50,926 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-18 15:15:50,927 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:15:50" (1/1) ...
[2020-08-18 15:15:50,932 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c07bf98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:50, skipping insertion in model container
[2020-08-18 15:15:50,932 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:15:50" (1/1) ...
[2020-08-18 15:15:50,940 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-18 15:15:51,007 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-18 15:15:51,455 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 15:15:51,468 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-18 15:15:51,555 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 15:15:51,585 INFO  L208         MainTranslator]: Completed translation
[2020-08-18 15:15:51,586 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51 WrapperNode
[2020-08-18 15:15:51,586 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-18 15:15:51,587 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-18 15:15:51,587 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-18 15:15:51,587 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-18 15:15:51,598 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (1/1) ...
[2020-08-18 15:15:51,598 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (1/1) ...
[2020-08-18 15:15:51,619 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (1/1) ...
[2020-08-18 15:15:51,620 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (1/1) ...
[2020-08-18 15:15:51,652 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (1/1) ...
[2020-08-18 15:15:51,663 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (1/1) ...
[2020-08-18 15:15:51,668 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (1/1) ...
[2020-08-18 15:15:51,675 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-18 15:15:51,676 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-18 15:15:51,676 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-18 15:15:51,676 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-18 15:15:51,677 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (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
[2020-08-18 15:15:51,748 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-18 15:15:51,748 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-18 15:15:51,748 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-18 15:15:51,749 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-18 15:15:51,749 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-18 15:15:51,749 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-18 15:15:51,749 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-18 15:15:51,749 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-18 15:15:51,749 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-18 15:15:51,749 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-18 15:15:51,750 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-18 15:15:51,750 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-18 15:15:51,750 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-18 15:15:51,750 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-18 15:15:51,750 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-18 15:15:51,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-18 15:15:51,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-18 15:15:51,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-18 15:15:51,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-18 15:15:51,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1
[2020-08-18 15:15:51,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2
[2020-08-18 15:15:51,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-18 15:15:51,752 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-18 15:15:51,752 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-18 15:15:51,752 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-18 15:15:51,752 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-18 15:15:51,752 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-18 15:15:51,752 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-18 15:15:51,753 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-18 15:15:51,753 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2020-08-18 15:15:51,753 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-18 15:15:51,753 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base
[2020-08-18 15:15:51,753 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-18 15:15:51,753 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-18 15:15:51,754 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-18 15:15:51,754 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-18 15:15:51,754 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-18 15:15:51,754 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-08-18 15:15:51,754 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-18 15:15:51,754 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-18 15:15:51,755 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-18 15:15:51,755 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-18 15:15:51,755 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-18 15:15:51,755 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-18 15:15:51,755 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-18 15:15:51,755 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-18 15:15:51,755 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-18 15:15:51,756 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-18 15:15:51,756 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-18 15:15:51,756 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-18 15:15:51,756 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-18 15:15:51,756 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-18 15:15:51,756 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-18 15:15:51,757 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-18 15:15:51,757 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-18 15:15:51,757 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-18 15:15:51,757 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-18 15:15:51,757 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-18 15:15:51,757 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1
[2020-08-18 15:15:51,757 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-18 15:15:51,758 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-18 15:15:51,758 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-18 15:15:51,758 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-18 15:15:51,758 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2
[2020-08-18 15:15:51,758 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-18 15:15:51,758 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-18 15:15:51,759 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-18 15:15:51,759 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-18 15:15:51,759 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-18 15:15:51,759 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-18 15:15:51,759 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-18 15:15:51,759 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-18 15:15:51,759 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-18 15:15:51,760 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-18 15:15:51,760 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-18 15:15:51,760 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-18 15:15:51,760 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-18 15:15:51,760 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-18 15:15:51,760 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-18 15:15:51,761 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-18 15:15:51,761 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-08-18 15:15:51,761 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-18 15:15:51,761 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-18 15:15:51,761 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-18 15:15:51,761 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2020-08-18 15:15:51,761 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-18 15:15:51,762 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base
[2020-08-18 15:15:51,762 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-18 15:15:51,762 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-18 15:15:51,762 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-18 15:15:52,900 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-18 15:15:52,900 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-18 15:15:52,910 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:15:52 BoogieIcfgContainer
[2020-08-18 15:15:52,910 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-18 15:15:52,912 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-18 15:15:52,912 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-18 15:15:52,915 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-18 15:15:52,916 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 03:15:50" (1/3) ...
[2020-08-18 15:15:52,917 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b036c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:15:52, skipping insertion in model container
[2020-08-18 15:15:52,917 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:51" (2/3) ...
[2020-08-18 15:15:52,918 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b036c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:15:52, skipping insertion in model container
[2020-08-18 15:15:52,918 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:15:52" (3/3) ...
[2020-08-18 15:15:52,919 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c
[2020-08-18 15:15:52,930 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-18 15:15:52,940 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-18 15:15:52,955 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-18 15:15:52,987 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-18 15:15:52,988 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-18 15:15:52,988 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-18 15:15:52,989 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-18 15:15:52,989 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-18 15:15:52,989 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-18 15:15:52,989 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-18 15:15:52,990 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-18 15:15:53,010 INFO  L276                IsEmpty]: Start isEmpty. Operand 159 states.
[2020-08-18 15:15:53,019 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2020-08-18 15:15:53,020 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 15:15:53,021 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]
[2020-08-18 15:15:53,021 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 15:15:53,027 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 15:15:53,028 INFO  L82        PathProgramCache]: Analyzing trace with hash 1168451700, now seen corresponding path program 1 times
[2020-08-18 15:15:53,036 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 15:15:53,037 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1411707299]
[2020-08-18 15:15:53,037 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 15:15:53,280 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,705 WARN  L193               SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 15:15:53,708 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 15:15:53,732 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,777 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 15:15:53,778 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,785 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 15:15:53,786 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,787 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 15:15:53,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,790 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 15:15:53,791 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,800 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-18 15:15:53,801 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,804 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2020-08-18 15:15:53,805 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,807 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2020-08-18 15:15:53,808 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:53,825 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 15:15:53,826 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1411707299]
[2020-08-18 15:15:53,828 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 15:15:53,828 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-18 15:15:53,829 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270482987]
[2020-08-18 15:15:53,835 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-18 15:15:53,835 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 15:15:53,850 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-18 15:15:53,851 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-18 15:15:53,854 INFO  L87              Difference]: Start difference. First operand 159 states. Second operand 4 states.
[2020-08-18 15:15:54,892 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 15:15:54,892 INFO  L93              Difference]: Finished difference Result 246 states and 326 transitions.
[2020-08-18 15:15:54,893 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-08-18 15:15:54,894 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 51
[2020-08-18 15:15:54,895 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 15:15:54,909 INFO  L225             Difference]: With dead ends: 246
[2020-08-18 15:15:54,909 INFO  L226             Difference]: Without dead ends: 139
[2020-08-18 15:15:54,914 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-18 15:15:54,936 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 139 states.
[2020-08-18 15:15:54,999 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108.
[2020-08-18 15:15:55,000 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 108 states.
[2020-08-18 15:15:55,002 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions.
[2020-08-18 15:15:55,004 INFO  L78                 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51
[2020-08-18 15:15:55,005 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 15:15:55,005 INFO  L479      AbstractCegarLoop]: Abstraction has 108 states and 126 transitions.
[2020-08-18 15:15:55,005 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-18 15:15:55,005 INFO  L276                IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions.
[2020-08-18 15:15:55,009 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2020-08-18 15:15:55,009 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 15:15:55,010 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]
[2020-08-18 15:15:55,010 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-18 15:15:55,010 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 15:15:55,011 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 15:15:55,011 INFO  L82        PathProgramCache]: Analyzing trace with hash 237417072, now seen corresponding path program 1 times
[2020-08-18 15:15:55,011 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 15:15:55,011 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355893748]
[2020-08-18 15:15:55,012 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 15:15:55,055 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,341 WARN  L193               SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 15:15:55,342 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 15:15:55,347 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,370 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 15:15:55,370 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,371 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 15:15:55,372 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,373 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 15:15:55,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,374 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 15:15:55,375 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,383 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-18 15:15:55,384 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,385 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-18 15:15:55,386 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,410 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-18 15:15:55,411 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:55,418 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 15:15:55,418 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355893748]
[2020-08-18 15:15:55,419 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 15:15:55,419 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-08-18 15:15:55,419 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75306033]
[2020-08-18 15:15:55,421 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-18 15:15:55,421 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 15:15:55,422 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-18 15:15:55,422 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-08-18 15:15:55,422 INFO  L87              Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 5 states.
[2020-08-18 15:15:55,895 WARN  L193               SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-08-18 15:15:56,608 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 15:15:56,609 INFO  L93              Difference]: Finished difference Result 187 states and 233 transitions.
[2020-08-18 15:15:56,611 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-08-18 15:15:56,611 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 52
[2020-08-18 15:15:56,612 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 15:15:56,614 INFO  L225             Difference]: With dead ends: 187
[2020-08-18 15:15:56,614 INFO  L226             Difference]: Without dead ends: 129
[2020-08-18 15:15:56,616 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
[2020-08-18 15:15:56,616 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 129 states.
[2020-08-18 15:15:56,650 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99.
[2020-08-18 15:15:56,651 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 99 states.
[2020-08-18 15:15:56,652 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions.
[2020-08-18 15:15:56,652 INFO  L78                 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52
[2020-08-18 15:15:56,652 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 15:15:56,653 INFO  L479      AbstractCegarLoop]: Abstraction has 99 states and 114 transitions.
[2020-08-18 15:15:56,653 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-18 15:15:56,653 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions.
[2020-08-18 15:15:56,655 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2020-08-18 15:15:56,655 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 15:15:56,655 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]
[2020-08-18 15:15:56,656 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-18 15:15:56,656 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 15:15:56,656 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 15:15:56,656 INFO  L82        PathProgramCache]: Analyzing trace with hash 680325127, now seen corresponding path program 1 times
[2020-08-18 15:15:56,656 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 15:15:56,657 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [423821805]
[2020-08-18 15:15:56,657 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 15:15:56,699 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,014 WARN  L193               SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 15:15:57,017 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 15:15:57,034 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,072 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 15:15:57,074 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,075 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 15:15:57,076 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,082 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 15:15:57,083 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,110 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 15:15:57,111 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,126 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-18 15:15:57,146 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,149 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2020-08-18 15:15:57,150 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,151 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-08-18 15:15:57,152 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:57,164 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 15:15:57,165 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [423821805]
[2020-08-18 15:15:57,165 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 15:15:57,165 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-18 15:15:57,165 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625839747]
[2020-08-18 15:15:57,166 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-18 15:15:57,166 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 15:15:57,167 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-18 15:15:57,167 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-18 15:15:57,167 INFO  L87              Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 9 states.
[2020-08-18 15:15:57,593 WARN  L193               SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-18 15:15:57,879 WARN  L193               SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:15:58,149 WARN  L193               SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:15:58,377 WARN  L193               SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:15:59,360 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 15:15:59,360 INFO  L93              Difference]: Finished difference Result 200 states and 252 transitions.
[2020-08-18 15:15:59,361 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-18 15:15:59,361 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 57
[2020-08-18 15:15:59,362 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 15:15:59,363 INFO  L225             Difference]: With dead ends: 200
[2020-08-18 15:15:59,363 INFO  L226             Difference]: Without dead ends: 129
[2020-08-18 15:15:59,364 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182
[2020-08-18 15:15:59,365 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 129 states.
[2020-08-18 15:15:59,395 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99.
[2020-08-18 15:15:59,395 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 99 states.
[2020-08-18 15:15:59,396 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions.
[2020-08-18 15:15:59,396 INFO  L78                 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57
[2020-08-18 15:15:59,397 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 15:15:59,397 INFO  L479      AbstractCegarLoop]: Abstraction has 99 states and 113 transitions.
[2020-08-18 15:15:59,397 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-18 15:15:59,397 INFO  L276                IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions.
[2020-08-18 15:15:59,399 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2020-08-18 15:15:59,400 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 15:15:59,400 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, 1, 1]
[2020-08-18 15:15:59,400 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-18 15:15:59,400 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 15:15:59,400 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 15:15:59,401 INFO  L82        PathProgramCache]: Analyzing trace with hash -1674227349, now seen corresponding path program 1 times
[2020-08-18 15:15:59,401 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 15:15:59,401 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1767216250]
[2020-08-18 15:15:59,401 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 15:15:59,452 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,738 WARN  L193               SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 15:15:59,739 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 15:15:59,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,792 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 15:15:59,794 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,797 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 15:15:59,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,799 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 15:15:59,799 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,800 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 15:15:59,802 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,814 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-18 15:15:59,815 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,825 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2020-08-18 15:15:59,826 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,828 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-08-18 15:15:59,828 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,829 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2020-08-18 15:15:59,830 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,844 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2020-08-18 15:15:59,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:15:59,853 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 15:15:59,854 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1767216250]
[2020-08-18 15:15:59,854 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 15:15:59,854 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-18 15:15:59,854 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801688861]
[2020-08-18 15:15:59,855 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-18 15:15:59,855 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 15:15:59,855 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-18 15:15:59,856 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-18 15:15:59,856 INFO  L87              Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 9 states.
[2020-08-18 15:16:00,240 WARN  L193               SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-18 15:16:01,207 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:16:01,561 WARN  L193               SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-18 15:16:02,122 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:16:02,370 WARN  L193               SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:16:03,134 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 15:16:03,135 INFO  L93              Difference]: Finished difference Result 309 states and 415 transitions.
[2020-08-18 15:16:03,137 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2020-08-18 15:16:03,137 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 65
[2020-08-18 15:16:03,137 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 15:16:03,142 INFO  L225             Difference]: With dead ends: 309
[2020-08-18 15:16:03,143 INFO  L226             Difference]: Without dead ends: 238
[2020-08-18 15:16:03,144 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380
[2020-08-18 15:16:03,145 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 238 states.
[2020-08-18 15:16:03,196 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 160.
[2020-08-18 15:16:03,196 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 160 states.
[2020-08-18 15:16:03,197 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions.
[2020-08-18 15:16:03,197 INFO  L78                 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65
[2020-08-18 15:16:03,198 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 15:16:03,198 INFO  L479      AbstractCegarLoop]: Abstraction has 160 states and 186 transitions.
[2020-08-18 15:16:03,198 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-18 15:16:03,198 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions.
[2020-08-18 15:16:03,200 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 70
[2020-08-18 15:16:03,201 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 15:16:03,201 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, 1, 1, 1, 1, 1, 1]
[2020-08-18 15:16:03,201 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-18 15:16:03,201 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 15:16:03,202 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 15:16:03,202 INFO  L82        PathProgramCache]: Analyzing trace with hash -1187901745, now seen corresponding path program 1 times
[2020-08-18 15:16:03,202 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 15:16:03,202 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [986450094]
[2020-08-18 15:16:03,202 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 15:16:03,229 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,479 WARN  L193               SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 15:16:03,481 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 15:16:03,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,506 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 15:16:03,507 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,508 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 15:16:03,509 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,510 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 15:16:03,510 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,511 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 15:16:03,512 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,538 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-18 15:16:03,539 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,559 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2020-08-18 15:16:03,560 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,578 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-08-18 15:16:03,579 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,581 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-08-18 15:16:03,581 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,583 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2020-08-18 15:16:03,584 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,585 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2020-08-18 15:16:03,586 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 15:16:03,614 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 15:16:03,614 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [986450094]
[2020-08-18 15:16:03,614 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 15:16:03,615 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-08-18 15:16:03,615 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135589753]
[2020-08-18 15:16:03,616 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-08-18 15:16:03,617 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 15:16:03,617 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-08-18 15:16:03,620 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90
[2020-08-18 15:16:03,620 INFO  L87              Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 10 states.
[2020-08-18 15:16:04,088 WARN  L193               SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-18 15:16:04,997 WARN  L193               SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:16:05,278 WARN  L193               SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:16:05,520 WARN  L193               SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-18 15:16:05,801 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 15:16:05,801 INFO  L93              Difference]: Finished difference Result 299 states and 380 transitions.
[2020-08-18 15:16:05,801 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-08-18 15:16:05,802 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 69
[2020-08-18 15:16:05,803 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 15:16:05,803 INFO  L225             Difference]: With dead ends: 299
[2020-08-18 15:16:05,803 INFO  L226             Difference]: Without dead ends: 0
[2020-08-18 15:16:05,806 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342
[2020-08-18 15:16:05,807 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-18 15:16:05,807 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-18 15:16:05,807 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-18 15:16:05,807 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-18 15:16:05,808 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69
[2020-08-18 15:16:05,808 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 15:16:05,808 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-18 15:16:05,808 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-08-18 15:16:05,809 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-18 15:16:05,809 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-18 15:16:05,809 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-18 15:16:05,811 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-18 15:16:07,991 WARN  L193               SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11
[2020-08-18 15:16:08,211 WARN  L193               SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-18 15:16:08,574 WARN  L193               SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11
[2020-08-18 15:16:08,907 WARN  L193               SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18
[2020-08-18 15:16:09,087 WARN  L193               SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-18 15:16:09,263 WARN  L193               SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-18 15:16:09,585 WARN  L193               SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11
[2020-08-18 15:16:09,780 WARN  L193               SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 15:16:10,117 WARN  L193               SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18
[2020-08-18 15:16:10,431 WARN  L193               SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12
[2020-08-18 15:16:10,783 WARN  L193               SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12
[2020-08-18 15:16:10,942 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-18 15:16:11,115 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-18 15:16:11,299 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1
[2020-08-18 15:16:11,446 WARN  L193               SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15
[2020-08-18 15:16:11,749 WARN  L193               SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18
[2020-08-18 15:16:11,912 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-18 15:16:12,075 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17
[2020-08-18 15:16:12,225 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1
[2020-08-18 15:16:12,520 WARN  L193               SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12
[2020-08-18 15:16:12,764 WARN  L193               SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27
[2020-08-18 15:16:12,936 WARN  L193               SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27
[2020-08-18 15:16:13,249 WARN  L193               SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12
[2020-08-18 15:16:13,254 INFO  L268        CegarLoopResult]: For program point  L413(lines 390 414)  no Hoare annotation was computed.
[2020-08-18 15:16:13,254 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 366 421)  no Hoare annotation was computed.
[2020-08-18 15:16:13,255 INFO  L268        CegarLoopResult]: For program point  L397(lines 397 401)  no Hoare annotation was computed.
[2020-08-18 15:16:13,255 INFO  L268        CegarLoopResult]: For program point  L397-1(lines 397 401)  no Hoare annotation was computed.
[2020-08-18 15:16:13,255 INFO  L268        CegarLoopResult]: For program point  L392(line 392)  no Hoare annotation was computed.
[2020-08-18 15:16:13,255 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 366 421)  no Hoare annotation was computed.
[2020-08-18 15:16:13,255 INFO  L268        CegarLoopResult]: For program point  L391-2(lines 391 412)  no Hoare annotation was computed.
[2020-08-18 15:16:13,256 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 366 421)  no Hoare annotation was computed.
[2020-08-18 15:16:13,256 INFO  L268        CegarLoopResult]: For program point  L449(line 449)  no Hoare annotation was computed.
[2020-08-18 15:16:13,256 INFO  L268        CegarLoopResult]: For program point  L448-2(lines 448 473)  no Hoare annotation was computed.
[2020-08-18 15:16:13,256 INFO  L268        CegarLoopResult]: For program point  L474(lines 447 475)  no Hoare annotation was computed.
[2020-08-18 15:16:13,256 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 422 481)  no Hoare annotation was computed.
[2020-08-18 15:16:13,256 INFO  L268        CegarLoopResult]: For program point  L467(line 467)  no Hoare annotation was computed.
[2020-08-18 15:16:13,257 INFO  L268        CegarLoopResult]: For program point  L467-1(line 467)  no Hoare annotation was computed.
[2020-08-18 15:16:13,257 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 422 481)  no Hoare annotation was computed.
[2020-08-18 15:16:13,257 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 422 481)  no Hoare annotation was computed.
[2020-08-18 15:16:13,257 INFO  L268        CegarLoopResult]: For program point  L454(lines 454 458)  no Hoare annotation was computed.
[2020-08-18 15:16:13,257 INFO  L268        CegarLoopResult]: For program point  L454-1(lines 454 458)  no Hoare annotation was computed.
[2020-08-18 15:16:13,258 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 156 162)  the Hoare annotation is:  true
[2020-08-18 15:16:13,258 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 156 162)  no Hoare annotation was computed.
[2020-08-18 15:16:13,258 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 163 171)  no Hoare annotation was computed.
[2020-08-18 15:16:13,258 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 163 171)  the Hoare annotation is:  true
[2020-08-18 15:16:13,258 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 163 171)  no Hoare annotation was computed.
[2020-08-18 15:16:13,259 INFO  L264        CegarLoopResult]: At program point  L257(line 257)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,259 INFO  L264        CegarLoopResult]: At program point  L256(line 256)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,259 INFO  L264        CegarLoopResult]: At program point  L256-1(line 256)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,259 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 250 272)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,260 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 250 272)  no Hoare annotation was computed.
[2020-08-18 15:16:13,260 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 250 272)  no Hoare annotation was computed.
[2020-08-18 15:16:13,260 INFO  L264        CegarLoopResult]: At program point  L262(line 262)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))
[2020-08-18 15:16:13,260 INFO  L264        CegarLoopResult]: At program point  L262-1(line 262)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))
[2020-08-18 15:16:13,260 INFO  L268        CegarLoopResult]: For program point  L260(lines 260 267)  no Hoare annotation was computed.
[2020-08-18 15:16:13,261 INFO  L268        CegarLoopResult]: For program point  L260-1(lines 260 267)  no Hoare annotation was computed.
[2020-08-18 15:16:13,261 INFO  L268        CegarLoopResult]: For program point  L258(line 258)  no Hoare annotation was computed.
[2020-08-18 15:16:13,261 INFO  L268        CegarLoopResult]: For program point  L224(line 224)  no Hoare annotation was computed.
[2020-08-18 15:16:13,261 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 206 229)  no Hoare annotation was computed.
[2020-08-18 15:16:13,261 INFO  L268        CegarLoopResult]: For program point  L223(line 223)  no Hoare annotation was computed.
[2020-08-18 15:16:13,261 INFO  L268        CegarLoopResult]: For program point  L222(line 222)  no Hoare annotation was computed.
[2020-08-18 15:16:13,262 INFO  L268        CegarLoopResult]: For program point  L221(line 221)  no Hoare annotation was computed.
[2020-08-18 15:16:13,262 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 206 229)  no Hoare annotation was computed.
[2020-08-18 15:16:13,262 INFO  L268        CegarLoopResult]: For program point  L220(line 220)  no Hoare annotation was computed.
[2020-08-18 15:16:13,262 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 206 229)  no Hoare annotation was computed.
[2020-08-18 15:16:13,262 INFO  L268        CegarLoopResult]: For program point  L219(line 219)  no Hoare annotation was computed.
[2020-08-18 15:16:13,262 INFO  L268        CegarLoopResult]: For program point  L218(line 218)  no Hoare annotation was computed.
[2020-08-18 15:16:13,263 INFO  L268        CegarLoopResult]: For program point  L217(line 217)  no Hoare annotation was computed.
[2020-08-18 15:16:13,263 INFO  L268        CegarLoopResult]: For program point  L216(line 216)  no Hoare annotation was computed.
[2020-08-18 15:16:13,263 INFO  L268        CegarLoopResult]: For program point  L215(line 215)  no Hoare annotation was computed.
[2020-08-18 15:16:13,263 INFO  L268        CegarLoopResult]: For program point  L214(line 214)  no Hoare annotation was computed.
[2020-08-18 15:16:13,263 INFO  L268        CegarLoopResult]: For program point  L213(line 213)  no Hoare annotation was computed.
[2020-08-18 15:16:13,263 INFO  L268        CegarLoopResult]: For program point  L212(line 212)  no Hoare annotation was computed.
[2020-08-18 15:16:13,264 INFO  L268        CegarLoopResult]: For program point  L211(line 211)  no Hoare annotation was computed.
[2020-08-18 15:16:13,264 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__methaneQueryEXIT(lines 777 783)  no Hoare annotation was computed.
[2020-08-18 15:16:13,264 INFO  L271        CegarLoopResult]: At program point  processEnvironment__wrappee__methaneQueryFINAL(lines 777 783)  the Hoare annotation is:  true
[2020-08-18 15:16:13,264 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseEXIT(lines 810 817)  no Hoare annotation was computed.
[2020-08-18 15:16:13,264 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseENTRY(lines 810 817)  no Hoare annotation was computed.
[2020-08-18 15:16:13,264 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseFINAL(lines 810 817)  no Hoare annotation was computed.
[2020-08-18 15:16:13,265 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 854 862)  no Hoare annotation was computed.
[2020-08-18 15:16:13,265 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 854 862)  the Hoare annotation is:  true
[2020-08-18 15:16:13,265 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 854 862)  no Hoare annotation was computed.
[2020-08-18 15:16:13,265 INFO  L268        CegarLoopResult]: For program point  L893(line 893)  no Hoare annotation was computed.
[2020-08-18 15:16:13,265 INFO  L268        CegarLoopResult]: For program point  L893-1(line 893)  no Hoare annotation was computed.
[2020-08-18 15:16:13,265 INFO  L268        CegarLoopResult]: For program point  L882(lines 882 890)  no Hoare annotation was computed.
[2020-08-18 15:16:13,265 INFO  L268        CegarLoopResult]: For program point  L882-2(lines 882 890)  no Hoare annotation was computed.
[2020-08-18 15:16:13,266 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 863 898)  no Hoare annotation was computed.
[2020-08-18 15:16:13,266 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 863 898)  no Hoare annotation was computed.
[2020-08-18 15:16:13,266 INFO  L268        CegarLoopResult]: For program point  L870(lines 870 878)  no Hoare annotation was computed.
[2020-08-18 15:16:13,266 INFO  L268        CegarLoopResult]: For program point  L870-2(lines 870 878)  no Hoare annotation was computed.
[2020-08-18 15:16:13,266 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 863 898)  no Hoare annotation was computed.
[2020-08-18 15:16:13,266 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 149 155)  no Hoare annotation was computed.
[2020-08-18 15:16:13,267 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 149 155)  the Hoare annotation is:  true
[2020-08-18 15:16:13,267 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 320 365)  no Hoare annotation was computed.
[2020-08-18 15:16:13,267 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 320 365)  no Hoare annotation was computed.
[2020-08-18 15:16:13,267 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 320 365)  no Hoare annotation was computed.
[2020-08-18 15:16:13,267 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 633 678)  no Hoare annotation was computed.
[2020-08-18 15:16:13,268 INFO  L268        CegarLoopResult]: For program point  L653(lines 653 660)  no Hoare annotation was computed.
[2020-08-18 15:16:13,268 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 633 678)  no Hoare annotation was computed.
[2020-08-18 15:16:13,268 INFO  L268        CegarLoopResult]: For program point  L647(lines 647 667)  no Hoare annotation was computed.
[2020-08-18 15:16:13,268 INFO  L268        CegarLoopResult]: For program point  L647-1(lines 647 667)  no Hoare annotation was computed.
[2020-08-18 15:16:13,268 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 633 678)  no Hoare annotation was computed.
[2020-08-18 15:16:13,268 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 239 249)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,269 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 239 249)  no Hoare annotation was computed.
[2020-08-18 15:16:13,269 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 239 249)  no Hoare annotation was computed.
[2020-08-18 15:16:13,269 INFO  L264        CegarLoopResult]: At program point  L244(line 244)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))
[2020-08-18 15:16:13,269 INFO  L271        CegarLoopResult]: At program point  L848(line 848)  the Hoare annotation is:  true
[2020-08-18 15:16:13,269 INFO  L271        CegarLoopResult]: At program point  isMethaneAlarmENTRY(lines 843 853)  the Hoare annotation is:  true
[2020-08-18 15:16:13,269 INFO  L268        CegarLoopResult]: For program point  L848-1(line 848)  no Hoare annotation was computed.
[2020-08-18 15:16:13,270 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 843 853)  no Hoare annotation was computed.
[2020-08-18 15:16:13,270 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 843 853)  no Hoare annotation was computed.
[2020-08-18 15:16:13,270 INFO  L271        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 835 842)  the Hoare annotation is:  true
[2020-08-18 15:16:13,270 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 835 842)  no Hoare annotation was computed.
[2020-08-18 15:16:13,270 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 835 842)  no Hoare annotation was computed.
[2020-08-18 15:16:13,270 INFO  L264        CegarLoopResult]: At program point  L799(line 799)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,270 INFO  L264        CegarLoopResult]: At program point  L795(line 795)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,271 INFO  L268        CegarLoopResult]: For program point  L793(lines 793 801)  no Hoare annotation was computed.
[2020-08-18 15:16:13,271 INFO  L264        CegarLoopResult]: At program point  L791(line 791)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,271 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 785 809)  no Hoare annotation was computed.
[2020-08-18 15:16:13,271 INFO  L268        CegarLoopResult]: For program point  L791-1(line 791)  no Hoare annotation was computed.
[2020-08-18 15:16:13,271 INFO  L268        CegarLoopResult]: For program point  L789(lines 789 806)  no Hoare annotation was computed.
[2020-08-18 15:16:13,271 INFO  L264        CegarLoopResult]: At program point  processEnvironmentENTRY(lines 785 809)  the Hoare annotation is:  (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,271 INFO  L264        CegarLoopResult]: At program point  L804(line 804)  the Hoare annotation is:  (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,271 INFO  L268        CegarLoopResult]: For program point  L804-1(lines 785 809)  no Hoare annotation was computed.
[2020-08-18 15:16:13,272 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 681 746)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,272 INFO  L268        CegarLoopResult]: For program point  L729(lines 729 733)  no Hoare annotation was computed.
[2020-08-18 15:16:13,272 INFO  L264        CegarLoopResult]: At program point  L729-2(lines 721 734)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,272 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 681 746)  no Hoare annotation was computed.
[2020-08-18 15:16:13,272 INFO  L268        CegarLoopResult]: For program point  L692(lines 691 738)  no Hoare annotation was computed.
[2020-08-18 15:16:13,272 INFO  L264        CegarLoopResult]: At program point  L723(line 723)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,273 INFO  L268        CegarLoopResult]: For program point  L721(lines 721 734)  no Hoare annotation was computed.
[2020-08-18 15:16:13,273 INFO  L264        CegarLoopResult]: At program point  L713(line 713)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,273 INFO  L268        CegarLoopResult]: For program point  L711(lines 711 717)  no Hoare annotation was computed.
[2020-08-18 15:16:13,273 INFO  L268        CegarLoopResult]: For program point  L711-1(lines 711 717)  no Hoare annotation was computed.
[2020-08-18 15:16:13,273 INFO  L264        CegarLoopResult]: At program point  L736(lines 691 738)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,273 INFO  L264        CegarLoopResult]: At program point  L703(line 703)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,273 INFO  L268        CegarLoopResult]: For program point  L701(lines 701 707)  no Hoare annotation was computed.
[2020-08-18 15:16:13,274 INFO  L268        CegarLoopResult]: For program point  L701-1(lines 701 707)  no Hoare annotation was computed.
[2020-08-18 15:16:13,274 INFO  L268        CegarLoopResult]: For program point  L693(lines 693 697)  no Hoare annotation was computed.
[2020-08-18 15:16:13,274 INFO  L264        CegarLoopResult]: At program point  L739(lines 690 740)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 15:16:13,274 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 681 746)  no Hoare annotation was computed.
[2020-08-18 15:16:13,274 INFO  L268        CegarLoopResult]: For program point  L607(lines 607 614)  no Hoare annotation was computed.
[2020-08-18 15:16:13,274 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 587 632)  no Hoare annotation was computed.
[2020-08-18 15:16:13,274 INFO  L268        CegarLoopResult]: For program point  L601(lines 601 621)  no Hoare annotation was computed.
[2020-08-18 15:16:13,274 INFO  L268        CegarLoopResult]: For program point  L601-1(lines 601 621)  no Hoare annotation was computed.
[2020-08-18 15:16:13,275 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 587 632)  no Hoare annotation was computed.
[2020-08-18 15:16:13,275 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 587 632)  no Hoare annotation was computed.
[2020-08-18 15:16:13,275 INFO  L268        CegarLoopResult]: For program point  L290-1(line 290)  no Hoare annotation was computed.
[2020-08-18 15:16:13,275 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification2_spec__2ENTRY(lines 284 312)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-18 15:16:13,275 INFO  L264        CegarLoopResult]: At program point  L299(line 299)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-18 15:16:13,275 INFO  L268        CegarLoopResult]: For program point  L297(lines 297 303)  no Hoare annotation was computed.
[2020-08-18 15:16:13,275 INFO  L268        CegarLoopResult]: For program point  L296(lines 296 306)  no Hoare annotation was computed.
[2020-08-18 15:16:13,276 INFO  L264        CegarLoopResult]: At program point  L294(line 294)  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)))
[2020-08-18 15:16:13,276 INFO  L268        CegarLoopResult]: For program point  L294-1(line 294)  no Hoare annotation was computed.
[2020-08-18 15:16:13,276 INFO  L268        CegarLoopResult]: For program point  L292(lines 292 309)  no Hoare annotation was computed.
[2020-08-18 15:16:13,276 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification2_spec__2EXIT(lines 284 312)  no Hoare annotation was computed.
[2020-08-18 15:16:13,276 INFO  L268        CegarLoopResult]: For program point  L292-1(lines 284 312)  no Hoare annotation was computed.
[2020-08-18 15:16:13,276 INFO  L264        CegarLoopResult]: At program point  L290(line 290)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-18 15:16:13,276 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 93 115)  no Hoare annotation was computed.
[2020-08-18 15:16:13,276 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 93 115)  no Hoare annotation was computed.
[2020-08-18 15:16:13,277 INFO  L268        CegarLoopResult]: For program point  L101(lines 101 109)  no Hoare annotation was computed.
[2020-08-18 15:16:13,277 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 93 115)  no Hoare annotation was computed.
[2020-08-18 15:16:13,277 INFO  L268        CegarLoopResult]: For program point  L101-2(lines 101 109)  no Hoare annotation was computed.
[2020-08-18 15:16:13,277 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification2_spec__1ENTRY(lines 276 283)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-18 15:16:13,277 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification2_spec__1FINAL(lines 276 283)  no Hoare annotation was computed.
[2020-08-18 15:16:13,277 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification2_spec__1EXIT(lines 276 283)  no Hoare annotation was computed.
[2020-08-18 15:16:13,277 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 139 148)  no Hoare annotation was computed.
[2020-08-18 15:16:13,278 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 139 148)  no Hoare annotation was computed.
[2020-08-18 15:16:13,278 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 139 148)  no Hoare annotation was computed.
[2020-08-18 15:16:13,278 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 484 586)  no Hoare annotation was computed.
[2020-08-18 15:16:13,278 INFO  L268        CegarLoopResult]: For program point  L508(lines 508 512)  no Hoare annotation was computed.
[2020-08-18 15:16:13,278 INFO  L268        CegarLoopResult]: For program point  L572(lines 572 583)  no Hoare annotation was computed.
[2020-08-18 15:16:13,278 INFO  L268        CegarLoopResult]: For program point  L535(lines 535 539)  no Hoare annotation was computed.
[2020-08-18 15:16:13,279 INFO  L268        CegarLoopResult]: For program point  L533-2(lines 533 553)  no Hoare annotation was computed.
[2020-08-18 15:16:13,279 INFO  L268        CegarLoopResult]: For program point  L554(lines 532 555)  no Hoare annotation was computed.
[2020-08-18 15:16:13,279 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 484 586)  no Hoare annotation was computed.
[2020-08-18 15:16:13,279 INFO  L268        CegarLoopResult]: For program point  L513(lines 513 529)  no Hoare annotation was computed.
[2020-08-18 15:16:13,279 INFO  L268        CegarLoopResult]: For program point  L573(lines 573 580)  no Hoare annotation was computed.
[2020-08-18 15:16:13,279 INFO  L268        CegarLoopResult]: For program point  L534(lines 533 553)  no Hoare annotation was computed.
[2020-08-18 15:16:13,280 INFO  L268        CegarLoopResult]: For program point  L565(line 565)  no Hoare annotation was computed.
[2020-08-18 15:16:13,280 INFO  L268        CegarLoopResult]: For program point  L565-1(line 565)  no Hoare annotation was computed.
[2020-08-18 15:16:13,280 INFO  L268        CegarLoopResult]: For program point  L530(lines 530 571)  no Hoare annotation was computed.
[2020-08-18 15:16:13,280 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 484 586)  no Hoare annotation was computed.
[2020-08-18 15:16:13,280 INFO  L268        CegarLoopResult]: For program point  L549(line 549)  no Hoare annotation was computed.
[2020-08-18 15:16:13,280 INFO  L268        CegarLoopResult]: For program point  L549-1(line 549)  no Hoare annotation was computed.
[2020-08-18 15:16:13,281 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 15:16:13,281 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|))
[2020-08-18 15:16:13,281 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 15:16:13,282 INFO  L268        CegarLoopResult]: For program point  L829(line 829)  no Hoare annotation was computed.
[2020-08-18 15:16:13,282 INFO  L268        CegarLoopResult]: For program point  L829-1(lines 818 834)  no Hoare annotation was computed.
[2020-08-18 15:16:13,282 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 818 834)  no Hoare annotation was computed.
[2020-08-18 15:16:13,282 INFO  L268        CegarLoopResult]: For program point  L825(lines 825 831)  no Hoare annotation was computed.
[2020-08-18 15:16:13,282 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 818 834)  no Hoare annotation was computed.
[2020-08-18 15:16:13,282 INFO  L268        CegarLoopResult]: For program point  L823(line 823)  no Hoare annotation was computed.
[2020-08-18 15:16:13,282 INFO  L268        CegarLoopResult]: For program point  L823-1(line 823)  no Hoare annotation was computed.
[2020-08-18 15:16:13,283 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 116 124)  no Hoare annotation was computed.
[2020-08-18 15:16:13,283 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 116 124)  no Hoare annotation was computed.
[2020-08-18 15:16:13,283 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 116 124)  no Hoare annotation was computed.
[2020-08-18 15:16:13,283 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 72 83)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-18 15:16:13,283 INFO  L268        CegarLoopResult]: For program point  L76-1(lines 72 83)  no Hoare annotation was computed.
[2020-08-18 15:16:13,283 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 72 83)  no Hoare annotation was computed.
[2020-08-18 15:16:13,284 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 15:16:13,284 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-18 15:16:13,284 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 15:16:13,284 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 84 92)  the Hoare annotation is:  true
[2020-08-18 15:16:13,284 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 84 92)  no Hoare annotation was computed.
[2020-08-18 15:16:13,284 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 84 92)  no Hoare annotation was computed.
[2020-08-18 15:16:13,285 INFO  L264        CegarLoopResult]: At program point  L766(line 766)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,285 INFO  L264        CegarLoopResult]: At program point  L764(lines 764 770)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,285 INFO  L264        CegarLoopResult]: At program point  L759(line 759)  the Hoare annotation is:  (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,285 INFO  L268        CegarLoopResult]: For program point  L757(lines 756 775)  no Hoare annotation was computed.
[2020-08-18 15:16:13,285 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 753 776)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 15:16:13,285 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 753 776)  no Hoare annotation was computed.
[2020-08-18 15:16:13,286 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 753 776)  no Hoare annotation was computed.
[2020-08-18 15:16:13,286 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 175 204)  no Hoare annotation was computed.
[2020-08-18 15:16:13,286 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 193)  no Hoare annotation was computed.
[2020-08-18 15:16:13,286 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 175 204)  the Hoare annotation is:  true
[2020-08-18 15:16:13,286 INFO  L271        CegarLoopResult]: At program point  L189-1(lines 189 193)  the Hoare annotation is:  true
[2020-08-18 15:16:13,286 INFO  L268        CegarLoopResult]: For program point  L186(line 186)  no Hoare annotation was computed.
[2020-08-18 15:16:13,287 INFO  L271        CegarLoopResult]: At program point  L185-2(lines 185 199)  the Hoare annotation is:  true
[2020-08-18 15:16:13,287 INFO  L271        CegarLoopResult]: At program point  L181(line 181)  the Hoare annotation is:  true
[2020-08-18 15:16:13,287 INFO  L268        CegarLoopResult]: For program point  L181-1(line 181)  no Hoare annotation was computed.
[2020-08-18 15:16:13,287 INFO  L271        CegarLoopResult]: At program point  L200(lines 175 204)  the Hoare annotation is:  true
[2020-08-18 15:16:13,287 INFO  L268        CegarLoopResult]: For program point  L196(line 196)  no Hoare annotation was computed.
[2020-08-18 15:16:13,287 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 48 59)  the Hoare annotation is:  true
[2020-08-18 15:16:13,288 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 48 59)  no Hoare annotation was computed.
[2020-08-18 15:16:13,288 INFO  L268        CegarLoopResult]: For program point  L52-1(lines 48 59)  no Hoare annotation was computed.
[2020-08-18 15:16:13,288 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 230 236)  no Hoare annotation was computed.
[2020-08-18 15:16:13,288 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 230 236)  the Hoare annotation is:  true
[2020-08-18 15:16:13,288 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 15:16:13,288 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0))
[2020-08-18 15:16:13,288 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-18 15:16:13,289 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 15:16:13,289 INFO  L268        CegarLoopResult]: For program point  startSystemEXIT(lines 899 906)  no Hoare annotation was computed.
[2020-08-18 15:16:13,289 INFO  L264        CegarLoopResult]: At program point  startSystemENTRY(lines 899 906)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0))
[2020-08-18 15:16:13,289 INFO  L268        CegarLoopResult]: For program point  startSystemFINAL(lines 899 906)  no Hoare annotation was computed.
[2020-08-18 15:16:13,289 INFO  L268        CegarLoopResult]: For program point  L64-1(lines 60 71)  no Hoare annotation was computed.
[2020-08-18 15:16:13,289 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 60 71)  no Hoare annotation was computed.
[2020-08-18 15:16:13,290 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 60 71)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-18 15:16:13,290 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 126 133)  no Hoare annotation was computed.
[2020-08-18 15:16:13,290 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130)  no Hoare annotation was computed.
[2020-08-18 15:16:13,290 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 126 133)  the Hoare annotation is:  true
[2020-08-18 15:16:13,290 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 126 133)  no Hoare annotation was computed.
[2020-08-18 15:16:13,308 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 03:16:13 BoogieIcfgContainer
[2020-08-18 15:16:13,308 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-18 15:16:13,310 INFO  L168              Benchmark]: Toolchain (without parser) took 22389.39 ms. Allocated memory was 140.0 MB in the beginning and 573.0 MB in the end (delta: 433.1 MB). Free memory was 100.6 MB in the beginning and 96.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 443.2 MB. Max. memory is 7.1 GB.
[2020-08-18 15:16:13,311 INFO  L168              Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-08-18 15:16:13,312 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 664.20 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 100.4 MB in the beginning and 171.5 MB in the end (delta: -71.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB.
[2020-08-18 15:16:13,313 INFO  L168              Benchmark]: Boogie Preprocessor took 88.90 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 167.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
[2020-08-18 15:16:13,314 INFO  L168              Benchmark]: RCFGBuilder took 1234.30 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 167.5 MB in the beginning and 199.7 MB in the end (delta: -32.2 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB.
[2020-08-18 15:16:13,315 INFO  L168              Benchmark]: TraceAbstraction took 20396.47 ms. Allocated memory was 237.5 MB in the beginning and 573.0 MB in the end (delta: 335.5 MB). Free memory was 198.2 MB in the beginning and 96.2 MB in the end (delta: 102.0 MB). Peak memory consumption was 443.3 MB. Max. memory is 7.1 GB.
[2020-08-18 15:16:13,319 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 664.20 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 100.4 MB in the beginning and 171.5 MB in the end (delta: -71.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 88.90 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 167.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1234.30 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 167.5 MB in the beginning and 199.7 MB in the end (delta: -32.2 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 20396.47 ms. Allocated memory was 237.5 MB in the beginning and 573.0 MB in the end (delta: 335.5 MB). Free memory was 198.2 MB in the beginning and 96.2 MB in the end (delta: 102.0 MB). Peak memory consumption was 443.3 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 130]: 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: 690]: Loop Invariant
    Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
  - InvariantResult [Line: 185]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 175]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 691]: Loop Invariant
    Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 728 SDslu, 392 SDs, 0 SdLazy, 1838 SolverSat, 537 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=4, 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, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 832 HoareAnnotationTreeSize, 258 FomulaSimplifications, 110361 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 52 FomulaSimplificationsInter, 7748 FormulaSimplificationTreeSizeReductionInter, 5.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 85909 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...