/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c


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


This is Ultimate 0.1.25-d623d84
[2020-07-21 15:39:47,498 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-07-21 15:39:47,501 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-21 15:39:47,519 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-21 15:39:47,519 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-21 15:39:47,521 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-21 15:39:47,523 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-21 15:39:47,532 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-21 15:39:47,537 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-21 15:39:47,540 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-21 15:39:47,541 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-07-21 15:39:47,542 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-21 15:39:47,542 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-21 15:39:47,544 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-21 15:39:47,546 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-21 15:39:47,547 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-21 15:39:47,549 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-21 15:39:47,550 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-21 15:39:47,552 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-21 15:39:47,556 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-21 15:39:47,561 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-21 15:39:47,565 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-21 15:39:47,567 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-07-21 15:39:47,567 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-21 15:39:47,569 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-21 15:39:47,570 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-21 15:39:47,570 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-21 15:39:47,573 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-21 15:39:47,573 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-21 15:39:47,575 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-21 15:39:47,575 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-21 15:39:47,576 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-21 15:39:47,577 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-21 15:39:47,578 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-21 15:39:47,579 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-21 15:39:47,579 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-21 15:39:47,580 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-21 15:39:47,580 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-21 15:39:47,580 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-21 15:39:47,581 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-21 15:39:47,582 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-07-21 15:39:47,583 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-21 15:39:47,618 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-07-21 15:39:47,618 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-21 15:39:47,620 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-21 15:39:47,620 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-07-21 15:39:47,620 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-07-21 15:39:47,620 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-21 15:39:47,620 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-07-21 15:39:47,621 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-07-21 15:39:47,621 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-07-21 15:39:47,621 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-07-21 15:39:47,621 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-07-21 15:39:47,623 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-21 15:39:47,623 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-07-21 15:39:47,624 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-07-21 15:39:47,624 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-07-21 15:39:47,624 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-07-21 15:39:47,624 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-07-21 15:39:47,624 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-21 15:39:47,624 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-07-21 15:39:47,625 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-07-21 15:39:47,625 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-07-21 15:39:47,625 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-21 15:39:47,625 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-21 15:39:47,625 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-07-21 15:39:47,626 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-21 15:39:47,626 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-07-21 15:39:47,626 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:47,627 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-21 15:39:47,627 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-07-21 15:39:47,627 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 -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2
[2020-07-21 15:39:47,908 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-21 15:39:47,922 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-21 15:39:47,925 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-21 15:39:47,927 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-07-21 15:39:47,927 INFO  L275        PluginConnector]: CDTParser initialized
[2020-07-21 15:39:47,928 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c
[2020-07-21 15:39:48,008 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57a62537b/ae6cfbd66a5d4f5dadb36772b5a14e9f/FLAG97f08303a
[2020-07-21 15:39:48,502 INFO  L306              CDTParser]: Found 1 translation units.
[2020-07-21 15:39:48,503 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c
[2020-07-21 15:39:48,517 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57a62537b/ae6cfbd66a5d4f5dadb36772b5a14e9f/FLAG97f08303a
[2020-07-21 15:39:48,836 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57a62537b/ae6cfbd66a5d4f5dadb36772b5a14e9f
[2020-07-21 15:39:48,844 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-21 15:39:48,846 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-21 15:39:48,847 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-21 15:39:48,847 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-21 15:39:48,851 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-21 15:39:48,852 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:39:48" (1/1) ...
[2020-07-21 15:39:48,856 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:48, skipping insertion in model container
[2020-07-21 15:39:48,856 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:39:48" (1/1) ...
[2020-07-21 15:39:48,865 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-07-21 15:39:48,934 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-07-21 15:39:49,361 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-21 15:39:49,373 INFO  L203         MainTranslator]: Completed pre-run
[2020-07-21 15:39:49,456 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-21 15:39:49,509 INFO  L208         MainTranslator]: Completed translation
[2020-07-21 15:39:49,510 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49 WrapperNode
[2020-07-21 15:39:49,510 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-21 15:39:49,511 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-21 15:39:49,511 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-21 15:39:49,511 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-07-21 15:39:49,527 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
[2020-07-21 15:39:49,529 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
[2020-07-21 15:39:49,558 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
[2020-07-21 15:39:49,559 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
[2020-07-21 15:39:49,591 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
[2020-07-21 15:39:49,602 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
[2020-07-21 15:39:49,607 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
[2020-07-21 15:39:49,615 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-21 15:39:49,615 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-21 15:39:49,616 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-07-21 15:39:49,616 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-07-21 15:39:49,617 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (1/1) ...
No working directory specified, using /storage/repos/ultimate/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
[2020-07-21 15:39:49,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-21 15:39:49,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-21 15:39:49,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-07-21 15:39:49,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-07-21 15:39:49,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-07-21 15:39:49,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-07-21 15:39:49,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2020-07-21 15:39:49,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-07-21 15:39:49,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor
[2020-07-21 15:39:49,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-07-21 15:39:49,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-07-21 15:39:49,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-07-21 15:39:49,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-07-21 15:39:49,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-07-21 15:39:49,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure isHighWaterLevel
[2020-07-21 15:39:49,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-07-21 15:39:49,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-07-21 15:39:49,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-07-21 15:39:49,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-07-21 15:39:49,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-07-21 15:39:49,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-07-21 15:39:49,702 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-07-21 15:39:49,702 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-07-21 15:39:49,702 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-07-21 15:39:49,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-07-21 15:39:49,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-07-21 15:39:49,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1
[2020-07-21 15:39:49,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-07-21 15:39:49,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-07-21 15:39:49,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-07-21 15:39:49,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-07-21 15:39:49,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-07-21 15:39:49,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-07-21 15:39:49,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry
[2020-07-21 15:39:49,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-07-21 15:39:49,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-07-21 15:39:49,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-07-21 15:39:49,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-07-21 15:39:49,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-07-21 15:39:49,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-07-21 15:39:49,706 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-21 15:39:49,706 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-21 15:39:49,706 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-07-21 15:39:49,706 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-07-21 15:39:49,706 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-07-21 15:39:49,708 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-07-21 15:39:49,708 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-07-21 15:39:49,709 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-07-21 15:39:49,709 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-07-21 15:39:49,709 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-07-21 15:39:49,709 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-07-21 15:39:49,709 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-07-21 15:39:49,709 INFO  L130     BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry
[2020-07-21 15:39:49,709 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-07-21 15:39:49,710 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-07-21 15:39:49,710 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-07-21 15:39:49,710 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-07-21 15:39:49,710 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1
[2020-07-21 15:39:49,711 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-07-21 15:39:49,711 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-07-21 15:39:49,711 INFO  L130     BoogieDeclarations]: Found specification of procedure isHighWaterLevel
[2020-07-21 15:39:49,711 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2020-07-21 15:39:49,711 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-07-21 15:39:49,711 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor
[2020-07-21 15:39:49,712 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-21 15:39:49,712 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-07-21 15:39:49,712 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-07-21 15:39:49,712 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-07-21 15:39:49,712 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-07-21 15:39:49,712 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-07-21 15:39:49,712 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-07-21 15:39:49,713 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-07-21 15:39:49,714 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-07-21 15:39:49,714 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-07-21 15:39:49,714 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-07-21 15:39:49,715 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-07-21 15:39:49,715 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-07-21 15:39:49,716 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-07-21 15:39:49,716 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-07-21 15:39:49,716 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-07-21 15:39:49,717 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-07-21 15:39:49,717 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-07-21 15:39:49,717 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-07-21 15:39:49,717 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-07-21 15:39:49,717 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-21 15:39:49,717 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-07-21 15:39:49,717 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-07-21 15:39:49,718 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-07-21 15:39:49,719 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-07-21 15:39:49,719 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-07-21 15:39:49,719 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-07-21 15:39:49,719 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-21 15:39:49,719 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-07-21 15:39:49,719 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-21 15:39:50,887 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-21 15:39:50,888 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-07-21 15:39:50,894 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:39:50 BoogieIcfgContainer
[2020-07-21 15:39:50,894 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-21 15:39:50,895 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-21 15:39:50,895 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-07-21 15:39:50,899 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-07-21 15:39:50,899 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:39:48" (1/3) ...
[2020-07-21 15:39:50,900 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b566ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:39:50, skipping insertion in model container
[2020-07-21 15:39:50,901 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:49" (2/3) ...
[2020-07-21 15:39:50,901 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b566ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:39:50, skipping insertion in model container
[2020-07-21 15:39:50,901 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:39:50" (3/3) ...
[2020-07-21 15:39:50,903 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c
[2020-07-21 15:39:50,914 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-21 15:39:50,923 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-21 15:39:50,938 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-21 15:39:50,961 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-07-21 15:39:50,961 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-07-21 15:39:50,961 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-21 15:39:50,961 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-21 15:39:50,962 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-21 15:39:50,962 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-07-21 15:39:50,962 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-21 15:39:50,962 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-21 15:39:50,986 INFO  L276                IsEmpty]: Start isEmpty. Operand 177 states.
[2020-07-21 15:39:50,996 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-07-21 15:39:50,996 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:50,997 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-21 15:39:50,997 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:51,003 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:51,004 INFO  L82        PathProgramCache]: Analyzing trace with hash 1417441614, now seen corresponding path program 1 times
[2020-07-21 15:39:51,011 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:51,011 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1608667618]
[2020-07-21 15:39:51,012 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:51,431 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:51,431 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:51,437 INFO  L263         TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 1 conjunts are in the unsatisfiable core
[2020-07-21 15:39:51,447 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:51,476 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:51,477 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:51,478 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1608667618]
[2020-07-21 15:39:51,479 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:51,480 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-07-21 15:39:51,481 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131633765]
[2020-07-21 15:39:51,486 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-07-21 15:39:51,486 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:51,500 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-07-21 15:39:51,501 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-21 15:39:51,503 INFO  L87              Difference]: Start difference. First operand 177 states. Second operand 2 states.
[2020-07-21 15:39:51,550 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:51,551 INFO  L93              Difference]: Finished difference Result 268 states and 333 transitions.
[2020-07-21 15:39:51,551 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2020-07-21 15:39:51,552 INFO  L78                 Accepts]: Start accepts. Automaton has 2 states. Word has length 46
[2020-07-21 15:39:51,553 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:51,568 INFO  L225             Difference]: With dead ends: 268
[2020-07-21 15:39:51,568 INFO  L226             Difference]: Without dead ends: 134
[2020-07-21 15:39:51,576 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-21 15:39:51,594 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 134 states.
[2020-07-21 15:39:51,626 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134.
[2020-07-21 15:39:51,628 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 134 states.
[2020-07-21 15:39:51,631 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 158 transitions.
[2020-07-21 15:39:51,632 INFO  L78                 Accepts]: Start accepts. Automaton has 134 states and 158 transitions. Word has length 46
[2020-07-21 15:39:51,633 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:51,633 INFO  L479      AbstractCegarLoop]: Abstraction has 134 states and 158 transitions.
[2020-07-21 15:39:51,633 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-07-21 15:39:51,633 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions.
[2020-07-21 15:39:51,637 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-07-21 15:39:51,637 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:51,637 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-21 15:39:51,851 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:51,852 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:51,852 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:51,852 INFO  L82        PathProgramCache]: Analyzing trace with hash -1689810546, now seen corresponding path program 1 times
[2020-07-21 15:39:51,853 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:51,853 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1726413527]
[2020-07-21 15:39:51,853 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:52,176 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:52,176 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:52,181 INFO  L263         TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-21 15:39:52,186 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:52,233 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:52,233 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:52,233 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1726413527]
[2020-07-21 15:39:52,234 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:52,234 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-21 15:39:52,235 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149002762]
[2020-07-21 15:39:52,240 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-21 15:39:52,241 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:52,241 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-21 15:39:52,241 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-21 15:39:52,242 INFO  L87              Difference]: Start difference. First operand 134 states and 158 transitions. Second operand 3 states.
[2020-07-21 15:39:52,285 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:52,286 INFO  L93              Difference]: Finished difference Result 213 states and 251 transitions.
[2020-07-21 15:39:52,288 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-21 15:39:52,289 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 47
[2020-07-21 15:39:52,289 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:52,295 INFO  L225             Difference]: With dead ends: 213
[2020-07-21 15:39:52,296 INFO  L226             Difference]: Without dead ends: 125
[2020-07-21 15:39:52,298 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-21 15:39:52,300 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 125 states.
[2020-07-21 15:39:52,322 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125.
[2020-07-21 15:39:52,323 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 125 states.
[2020-07-21 15:39:52,324 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 146 transitions.
[2020-07-21 15:39:52,325 INFO  L78                 Accepts]: Start accepts. Automaton has 125 states and 146 transitions. Word has length 47
[2020-07-21 15:39:52,330 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:52,330 INFO  L479      AbstractCegarLoop]: Abstraction has 125 states and 146 transitions.
[2020-07-21 15:39:52,330 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-21 15:39:52,330 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions.
[2020-07-21 15:39:52,333 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2020-07-21 15:39:52,334 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:52,334 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]
[2020-07-21 15:39:52,534 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:52,535 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:52,536 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:52,536 INFO  L82        PathProgramCache]: Analyzing trace with hash -1011180464, now seen corresponding path program 1 times
[2020-07-21 15:39:52,536 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:52,537 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [658588748]
[2020-07-21 15:39:52,537 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:52,881 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:52,881 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:52,885 INFO  L263         TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-07-21 15:39:52,890 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:52,914 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:52,915 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:52,915 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [658588748]
[2020-07-21 15:39:52,915 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:52,916 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-21 15:39:52,916 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43475192]
[2020-07-21 15:39:52,917 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-21 15:39:52,917 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:52,917 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-21 15:39:52,917 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-21 15:39:52,918 INFO  L87              Difference]: Start difference. First operand 125 states and 146 transitions. Second operand 3 states.
[2020-07-21 15:39:52,949 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:52,949 INFO  L93              Difference]: Finished difference Result 226 states and 269 transitions.
[2020-07-21 15:39:52,950 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-21 15:39:52,950 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 52
[2020-07-21 15:39:52,950 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:52,952 INFO  L225             Difference]: With dead ends: 226
[2020-07-21 15:39:52,953 INFO  L226             Difference]: Without dead ends: 125
[2020-07-21 15:39:52,957 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-21 15:39:52,958 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 125 states.
[2020-07-21 15:39:52,980 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125.
[2020-07-21 15:39:52,981 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 125 states.
[2020-07-21 15:39:52,982 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions.
[2020-07-21 15:39:52,984 INFO  L78                 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 52
[2020-07-21 15:39:52,984 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:52,985 INFO  L479      AbstractCegarLoop]: Abstraction has 125 states and 145 transitions.
[2020-07-21 15:39:52,985 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-21 15:39:52,985 INFO  L276                IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions.
[2020-07-21 15:39:52,989 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2020-07-21 15:39:52,990 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:52,990 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]
[2020-07-21 15:39:53,207 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:53,208 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:53,208 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:53,208 INFO  L82        PathProgramCache]: Analyzing trace with hash 1017334303, now seen corresponding path program 1 times
[2020-07-21 15:39:53,209 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:53,209 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1933868833]
[2020-07-21 15:39:53,209 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:53,523 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:53,523 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:53,528 INFO  L263         TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 15 conjunts are in the unsatisfiable core
[2020-07-21 15:39:53,532 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:53,581 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:53,581 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:53,582 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1933868833]
[2020-07-21 15:39:53,582 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:53,582 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-07-21 15:39:53,582 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842074755]
[2020-07-21 15:39:53,583 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-07-21 15:39:53,583 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:53,583 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-07-21 15:39:53,584 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2020-07-21 15:39:53,584 INFO  L87              Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 7 states.
[2020-07-21 15:39:54,302 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:54,303 INFO  L93              Difference]: Finished difference Result 315 states and 389 transitions.
[2020-07-21 15:39:54,309 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-07-21 15:39:54,309 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 65
[2020-07-21 15:39:54,310 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:54,312 INFO  L225             Difference]: With dead ends: 315
[2020-07-21 15:39:54,312 INFO  L226             Difference]: Without dead ends: 214
[2020-07-21 15:39:54,313 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132
[2020-07-21 15:39:54,314 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 214 states.
[2020-07-21 15:39:54,336 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 197.
[2020-07-21 15:39:54,336 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 197 states.
[2020-07-21 15:39:54,337 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 230 transitions.
[2020-07-21 15:39:54,338 INFO  L78                 Accepts]: Start accepts. Automaton has 197 states and 230 transitions. Word has length 65
[2020-07-21 15:39:54,338 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:54,338 INFO  L479      AbstractCegarLoop]: Abstraction has 197 states and 230 transitions.
[2020-07-21 15:39:54,338 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-07-21 15:39:54,339 INFO  L276                IsEmpty]: Start isEmpty. Operand 197 states and 230 transitions.
[2020-07-21 15:39:54,340 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 96
[2020-07-21 15:39:54,340 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:54,340 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-21 15:39:54,553 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:54,554 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:54,555 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:54,555 INFO  L82        PathProgramCache]: Analyzing trace with hash -1946971748, now seen corresponding path program 1 times
[2020-07-21 15:39:54,555 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:54,556 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481292716]
[2020-07-21 15:39:54,556 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:54,824 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:54,824 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:54,828 INFO  L263         TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 25 conjunts are in the unsatisfiable core
[2020-07-21 15:39:54,832 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:54,922 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:54,922 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:54,923 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481292716]
[2020-07-21 15:39:54,923 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:54,923 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2020-07-21 15:39:54,923 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37085023]
[2020-07-21 15:39:54,924 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 11 states
[2020-07-21 15:39:54,924 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:54,924 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2020-07-21 15:39:54,925 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110
[2020-07-21 15:39:54,925 INFO  L87              Difference]: Start difference. First operand 197 states and 230 transitions. Second operand 11 states.
[2020-07-21 15:39:55,719 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:55,720 INFO  L93              Difference]: Finished difference Result 517 states and 641 transitions.
[2020-07-21 15:39:55,722 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-07-21 15:39:55,722 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 95
[2020-07-21 15:39:55,723 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:55,734 INFO  L225             Difference]: With dead ends: 517
[2020-07-21 15:39:55,735 INFO  L226             Difference]: Without dead ends: 344
[2020-07-21 15:39:55,736 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272
[2020-07-21 15:39:55,740 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 344 states.
[2020-07-21 15:39:55,811 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 340.
[2020-07-21 15:39:55,811 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 340 states.
[2020-07-21 15:39:55,819 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 406 transitions.
[2020-07-21 15:39:55,819 INFO  L78                 Accepts]: Start accepts. Automaton has 340 states and 406 transitions. Word has length 95
[2020-07-21 15:39:55,820 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:55,821 INFO  L479      AbstractCegarLoop]: Abstraction has 340 states and 406 transitions.
[2020-07-21 15:39:55,821 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2020-07-21 15:39:55,821 INFO  L276                IsEmpty]: Start isEmpty. Operand 340 states and 406 transitions.
[2020-07-21 15:39:55,828 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 152
[2020-07-21 15:39:55,829 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:55,830 INFO  L422         BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-21 15:39:56,032 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:56,033 INFO  L427      AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:56,034 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:56,034 INFO  L82        PathProgramCache]: Analyzing trace with hash 2139653547, now seen corresponding path program 1 times
[2020-07-21 15:39:56,035 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:56,036 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [432410015]
[2020-07-21 15:39:56,036 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:56,273 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:56,273 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:56,277 INFO  L263         TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 9 conjunts are in the unsatisfiable core
[2020-07-21 15:39:56,281 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:56,387 INFO  L134       CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.
[2020-07-21 15:39:56,388 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:56,388 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [432410015]
[2020-07-21 15:39:56,388 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:56,388 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-07-21 15:39:56,389 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109813394]
[2020-07-21 15:39:56,391 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-07-21 15:39:56,391 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:56,391 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-07-21 15:39:56,392 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2020-07-21 15:39:56,392 INFO  L87              Difference]: Start difference. First operand 340 states and 406 transitions. Second operand 8 states.
[2020-07-21 15:39:56,725 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:56,726 INFO  L93              Difference]: Finished difference Result 753 states and 913 transitions.
[2020-07-21 15:39:56,726 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-07-21 15:39:56,726 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 151
[2020-07-21 15:39:56,729 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:56,730 INFO  L225             Difference]: With dead ends: 753
[2020-07-21 15:39:56,730 INFO  L226             Difference]: Without dead ends: 0
[2020-07-21 15:39:56,735 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 143 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2020-07-21 15:39:56,735 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-21 15:39:56,735 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-21 15:39:56,735 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-21 15:39:56,735 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-21 15:39:56,736 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 151
[2020-07-21 15:39:56,736 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:56,736 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-21 15:39:56,736 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-07-21 15:39:56,737 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-21 15:39:56,737 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-21 15:39:56,942 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:56,946 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-21 15:39:59,435 INFO  L268        CegarLoopResult]: For program point  L671(lines 671 675)  no Hoare annotation was computed.
[2020-07-21 15:39:59,435 INFO  L268        CegarLoopResult]: For program point  L671-1(lines 671 675)  no Hoare annotation was computed.
[2020-07-21 15:39:59,435 INFO  L268        CegarLoopResult]: For program point  L666(line 666)  no Hoare annotation was computed.
[2020-07-21 15:39:59,435 INFO  L268        CegarLoopResult]: For program point  L665-2(lines 665 686)  no Hoare annotation was computed.
[2020-07-21 15:39:59,435 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 640 695)  no Hoare annotation was computed.
[2020-07-21 15:39:59,435 INFO  L268        CegarLoopResult]: For program point  L687(lines 664 688)  no Hoare annotation was computed.
[2020-07-21 15:39:59,436 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 640 695)  no Hoare annotation was computed.
[2020-07-21 15:39:59,436 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 640 695)  no Hoare annotation was computed.
[2020-07-21 15:39:59,436 INFO  L268        CegarLoopResult]: For program point  L728(lines 728 732)  no Hoare annotation was computed.
[2020-07-21 15:39:59,436 INFO  L268        CegarLoopResult]: For program point  L728-1(lines 728 732)  no Hoare annotation was computed.
[2020-07-21 15:39:59,436 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 696 755)  no Hoare annotation was computed.
[2020-07-21 15:39:59,436 INFO  L268        CegarLoopResult]: For program point  L723(line 723)  no Hoare annotation was computed.
[2020-07-21 15:39:59,436 INFO  L268        CegarLoopResult]: For program point  L722-2(lines 722 747)  no Hoare annotation was computed.
[2020-07-21 15:39:59,437 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 696 755)  no Hoare annotation was computed.
[2020-07-21 15:39:59,437 INFO  L268        CegarLoopResult]: For program point  L748(lines 721 749)  no Hoare annotation was computed.
[2020-07-21 15:39:59,437 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 696 755)  no Hoare annotation was computed.
[2020-07-21 15:39:59,437 INFO  L268        CegarLoopResult]: For program point  L741(line 741)  no Hoare annotation was computed.
[2020-07-21 15:39:59,438 INFO  L268        CegarLoopResult]: For program point  L741-1(line 741)  no Hoare annotation was computed.
[2020-07-21 15:39:59,438 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 441 447)  the Hoare annotation is:  true
[2020-07-21 15:39:59,438 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 441 447)  no Hoare annotation was computed.
[2020-07-21 15:39:59,438 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 448 456)  no Hoare annotation was computed.
[2020-07-21 15:39:59,439 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 448 456)  the Hoare annotation is:  true
[2020-07-21 15:39:59,439 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 448 456)  no Hoare annotation was computed.
[2020-07-21 15:39:59,439 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 399 421)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,439 INFO  L264        CegarLoopResult]: At program point  L411(line 411)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,439 INFO  L264        CegarLoopResult]: At program point  L411-1(line 411)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,440 INFO  L268        CegarLoopResult]: For program point  L409(lines 409 416)  no Hoare annotation was computed.
[2020-07-21 15:39:59,440 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 399 421)  no Hoare annotation was computed.
[2020-07-21 15:39:59,440 INFO  L268        CegarLoopResult]: For program point  L409-1(lines 409 416)  no Hoare annotation was computed.
[2020-07-21 15:39:59,440 INFO  L268        CegarLoopResult]: For program point  L407(line 407)  no Hoare annotation was computed.
[2020-07-21 15:39:59,440 INFO  L264        CegarLoopResult]: At program point  L406(line 406)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,440 INFO  L264        CegarLoopResult]: At program point  L405(line 405)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,440 INFO  L264        CegarLoopResult]: At program point  L405-1(line 405)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,441 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 399 421)  no Hoare annotation was computed.
[2020-07-21 15:39:59,441 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 355 378)  no Hoare annotation was computed.
[2020-07-21 15:39:59,441 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 355 378)  no Hoare annotation was computed.
[2020-07-21 15:39:59,441 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 355 378)  no Hoare annotation was computed.
[2020-07-21 15:39:59,441 INFO  L268        CegarLoopResult]: For program point  L373(line 373)  no Hoare annotation was computed.
[2020-07-21 15:39:59,441 INFO  L268        CegarLoopResult]: For program point  L372(line 372)  no Hoare annotation was computed.
[2020-07-21 15:39:59,441 INFO  L268        CegarLoopResult]: For program point  L371(line 371)  no Hoare annotation was computed.
[2020-07-21 15:39:59,442 INFO  L268        CegarLoopResult]: For program point  L370(line 370)  no Hoare annotation was computed.
[2020-07-21 15:39:59,442 INFO  L268        CegarLoopResult]: For program point  L369(line 369)  no Hoare annotation was computed.
[2020-07-21 15:39:59,442 INFO  L268        CegarLoopResult]: For program point  L368(line 368)  no Hoare annotation was computed.
[2020-07-21 15:39:59,442 INFO  L268        CegarLoopResult]: For program point  L367(line 367)  no Hoare annotation was computed.
[2020-07-21 15:39:59,442 INFO  L268        CegarLoopResult]: For program point  L366(line 366)  no Hoare annotation was computed.
[2020-07-21 15:39:59,442 INFO  L268        CegarLoopResult]: For program point  L365(line 365)  no Hoare annotation was computed.
[2020-07-21 15:39:59,442 INFO  L268        CegarLoopResult]: For program point  L364(line 364)  no Hoare annotation was computed.
[2020-07-21 15:39:59,443 INFO  L268        CegarLoopResult]: For program point  L363(line 363)  no Hoare annotation was computed.
[2020-07-21 15:39:59,443 INFO  L268        CegarLoopResult]: For program point  L362(line 362)  no Hoare annotation was computed.
[2020-07-21 15:39:59,443 INFO  L268        CegarLoopResult]: For program point  L361(line 361)  no Hoare annotation was computed.
[2020-07-21 15:39:59,443 INFO  L268        CegarLoopResult]: For program point  L360(line 360)  no Hoare annotation was computed.
[2020-07-21 15:39:59,443 INFO  L268        CegarLoopResult]: For program point  L162-1(line 162)  no Hoare annotation was computed.
[2020-07-21 15:39:59,443 INFO  L268        CegarLoopResult]: For program point  L160(lines 160 177)  no Hoare annotation was computed.
[2020-07-21 15:39:59,443 INFO  L264        CegarLoopResult]: At program point  processEnvironment__wrappee__methaneQueryENTRY(lines 156 180)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-21 15:39:59,444 INFO  L264        CegarLoopResult]: At program point  L175(line 175)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse2 .cse1)))
[2020-07-21 15:39:59,444 INFO  L268        CegarLoopResult]: For program point  L175-1(lines 156 180)  no Hoare annotation was computed.
[2020-07-21 15:39:59,444 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__methaneQueryEXIT(lines 156 180)  no Hoare annotation was computed.
[2020-07-21 15:39:59,444 INFO  L264        CegarLoopResult]: At program point  L170(line 170)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (not (= 0 ~methaneLevelCritical~0)))))
[2020-07-21 15:39:59,444 INFO  L264        CegarLoopResult]: At program point  L166(line 166)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (not (= 0 ~methaneLevelCritical~0)))))
[2020-07-21 15:39:59,444 INFO  L268        CegarLoopResult]: For program point  L164(lines 164 172)  no Hoare annotation was computed.
[2020-07-21 15:39:59,445 INFO  L264        CegarLoopResult]: At program point  L162(line 162)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (not (= 0 ~methaneLevelCritical~0)))))
[2020-07-21 15:39:59,445 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 251 259)  no Hoare annotation was computed.
[2020-07-21 15:39:59,445 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 251 259)  the Hoare annotation is:  true
[2020-07-21 15:39:59,445 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 251 259)  no Hoare annotation was computed.
[2020-07-21 15:39:59,445 INFO  L268        CegarLoopResult]: For program point  L290-1(line 290)  no Hoare annotation was computed.
[2020-07-21 15:39:59,445 INFO  L268        CegarLoopResult]: For program point  L279(lines 279 287)  no Hoare annotation was computed.
[2020-07-21 15:39:59,445 INFO  L268        CegarLoopResult]: For program point  L279-2(lines 279 287)  no Hoare annotation was computed.
[2020-07-21 15:39:59,446 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 260 295)  no Hoare annotation was computed.
[2020-07-21 15:39:59,446 INFO  L268        CegarLoopResult]: For program point  L267(lines 267 275)  no Hoare annotation was computed.
[2020-07-21 15:39:59,446 INFO  L268        CegarLoopResult]: For program point  L267-2(lines 267 275)  no Hoare annotation was computed.
[2020-07-21 15:39:59,446 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 260 295)  no Hoare annotation was computed.
[2020-07-21 15:39:59,446 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 260 295)  no Hoare annotation was computed.
[2020-07-21 15:39:59,446 INFO  L268        CegarLoopResult]: For program point  L290(line 290)  no Hoare annotation was computed.
[2020-07-21 15:39:59,446 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 434 440)  no Hoare annotation was computed.
[2020-07-21 15:39:59,447 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 434 440)  the Hoare annotation is:  true
[2020-07-21 15:39:59,447 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 594 639)  no Hoare annotation was computed.
[2020-07-21 15:39:59,447 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 594 639)  no Hoare annotation was computed.
[2020-07-21 15:39:59,447 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 594 639)  no Hoare annotation was computed.
[2020-07-21 15:39:59,447 INFO  L268        CegarLoopResult]: For program point  L927(lines 927 934)  no Hoare annotation was computed.
[2020-07-21 15:39:59,447 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 907 952)  no Hoare annotation was computed.
[2020-07-21 15:39:59,447 INFO  L268        CegarLoopResult]: For program point  L921(lines 921 941)  no Hoare annotation was computed.
[2020-07-21 15:39:59,448 INFO  L268        CegarLoopResult]: For program point  L921-1(lines 921 941)  no Hoare annotation was computed.
[2020-07-21 15:39:59,448 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 907 952)  no Hoare annotation was computed.
[2020-07-21 15:39:59,448 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 907 952)  no Hoare annotation was computed.
[2020-07-21 15:39:59,448 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 386 395)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,448 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 386 395)  no Hoare annotation was computed.
[2020-07-21 15:39:59,448 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 386 395)  no Hoare annotation was computed.
[2020-07-21 15:39:59,449 INFO  L271        CegarLoopResult]: At program point  isMethaneAlarmENTRY(lines 240 250)  the Hoare annotation is:  true
[2020-07-21 15:39:59,449 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 240 250)  no Hoare annotation was computed.
[2020-07-21 15:39:59,449 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 240 250)  no Hoare annotation was computed.
[2020-07-21 15:39:59,449 INFO  L271        CegarLoopResult]: At program point  L245(line 245)  the Hoare annotation is:  true
[2020-07-21 15:39:59,449 INFO  L268        CegarLoopResult]: For program point  L245-1(line 245)  no Hoare annotation was computed.
[2020-07-21 15:39:59,449 INFO  L264        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 232 239)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1)))
[2020-07-21 15:39:59,449 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 232 239)  no Hoare annotation was computed.
[2020-07-21 15:39:59,450 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 232 239)  no Hoare annotation was computed.
[2020-07-21 15:39:59,450 INFO  L268        CegarLoopResult]: For program point  L577(lines 577 583)  no Hoare annotation was computed.
[2020-07-21 15:39:59,450 INFO  L268        CegarLoopResult]: For program point  isHighWaterSensorDryEXIT(lines 573 586)  no Hoare annotation was computed.
[2020-07-21 15:39:59,450 INFO  L271        CegarLoopResult]: At program point  isHighWaterSensorDryENTRY(lines 573 586)  the Hoare annotation is:  true
[2020-07-21 15:39:59,450 INFO  L268        CegarLoopResult]: For program point  isHighWaterSensorDryFINAL(lines 573 586)  no Hoare annotation was computed.
[2020-07-21 15:39:59,450 INFO  L264        CegarLoopResult]: At program point  L192(line 192)  the Hoare annotation is:  (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 (and .cse1 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2))) (or .cse0 .cse3 .cse4) (or .cse0 .cse4 .cse2)))
[2020-07-21 15:39:59,450 INFO  L268        CegarLoopResult]: For program point  L190(lines 190 198)  no Hoare annotation was computed.
[2020-07-21 15:39:59,451 INFO  L264        CegarLoopResult]: At program point  L188(line 188)  the Hoare annotation is:  (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 .cse1)))
[2020-07-21 15:39:59,451 INFO  L268        CegarLoopResult]: For program point  L188-1(line 188)  no Hoare annotation was computed.
[2020-07-21 15:39:59,451 INFO  L268        CegarLoopResult]: For program point  L186(lines 186 203)  no Hoare annotation was computed.
[2020-07-21 15:39:59,451 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 182 206)  no Hoare annotation was computed.
[2020-07-21 15:39:59,451 INFO  L264        CegarLoopResult]: At program point  processEnvironmentENTRY(lines 182 206)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1)))
[2020-07-21 15:39:59,451 INFO  L264        CegarLoopResult]: At program point  L201(line 201)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)))))
[2020-07-21 15:39:59,452 INFO  L268        CegarLoopResult]: For program point  L201-1(lines 182 206)  no Hoare annotation was computed.
[2020-07-21 15:39:59,452 INFO  L264        CegarLoopResult]: At program point  L196(line 196)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1)))
[2020-07-21 15:39:59,452 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__baseEXIT(lines 148 154)  no Hoare annotation was computed.
[2020-07-21 15:39:59,452 INFO  L271        CegarLoopResult]: At program point  processEnvironment__wrappee__baseFINAL(lines 148 154)  the Hoare annotation is:  true
[2020-07-21 15:39:59,452 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 45 110)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,452 INFO  L268        CegarLoopResult]: For program point  L93(lines 93 97)  no Hoare annotation was computed.
[2020-07-21 15:39:59,453 INFO  L264        CegarLoopResult]: At program point  L93-2(lines 85 98)  the Hoare annotation is:  (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~methaneLevelCritical~0) .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-21 15:39:59,453 INFO  L268        CegarLoopResult]: For program point  L56(lines 55 102)  no Hoare annotation was computed.
[2020-07-21 15:39:59,453 INFO  L264        CegarLoopResult]: At program point  L87(line 87)  the Hoare annotation is:  (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~methaneLevelCritical~0) .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-21 15:39:59,453 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 45 110)  no Hoare annotation was computed.
[2020-07-21 15:39:59,453 INFO  L268        CegarLoopResult]: For program point  L85(lines 85 98)  no Hoare annotation was computed.
[2020-07-21 15:39:59,453 INFO  L264        CegarLoopResult]: At program point  L77(line 77)  the Hoare annotation is:  (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-21 15:39:59,454 INFO  L268        CegarLoopResult]: For program point  L75(lines 75 81)  no Hoare annotation was computed.
[2020-07-21 15:39:59,454 INFO  L268        CegarLoopResult]: For program point  L75-1(lines 75 81)  no Hoare annotation was computed.
[2020-07-21 15:39:59,454 INFO  L264        CegarLoopResult]: At program point  L100(lines 55 102)  the Hoare annotation is:  (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-21 15:39:59,454 INFO  L264        CegarLoopResult]: At program point  L67(line 67)  the Hoare annotation is:  (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-21 15:39:59,454 INFO  L268        CegarLoopResult]: For program point  L65(lines 65 71)  no Hoare annotation was computed.
[2020-07-21 15:39:59,454 INFO  L268        CegarLoopResult]: For program point  L65-1(lines 65 71)  no Hoare annotation was computed.
[2020-07-21 15:39:59,455 INFO  L268        CegarLoopResult]: For program point  L57(lines 57 61)  no Hoare annotation was computed.
[2020-07-21 15:39:59,455 INFO  L264        CegarLoopResult]: At program point  L103(lines 54 104)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-21 15:39:59,455 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 45 110)  no Hoare annotation was computed.
[2020-07-21 15:39:59,455 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 861 906)  no Hoare annotation was computed.
[2020-07-21 15:39:59,455 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 861 906)  no Hoare annotation was computed.
[2020-07-21 15:39:59,455 INFO  L268        CegarLoopResult]: For program point  L881(lines 881 888)  no Hoare annotation was computed.
[2020-07-21 15:39:59,455 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 861 906)  no Hoare annotation was computed.
[2020-07-21 15:39:59,456 INFO  L268        CegarLoopResult]: For program point  L875(lines 875 895)  no Hoare annotation was computed.
[2020-07-21 15:39:59,456 INFO  L268        CegarLoopResult]: For program point  L875-1(lines 875 895)  no Hoare annotation was computed.
[2020-07-21 15:39:59,456 INFO  L264        CegarLoopResult]: At program point  activatePump__wrappee__highWaterSensorENTRY(lines 207 214)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:59,456 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__highWaterSensorEXIT(lines 207 214)  no Hoare annotation was computed.
[2020-07-21 15:39:59,456 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__highWaterSensorFINAL(lines 207 214)  no Hoare annotation was computed.
[2020-07-21 15:39:59,456 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 541 563)  no Hoare annotation was computed.
[2020-07-21 15:39:59,456 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 541 563)  no Hoare annotation was computed.
[2020-07-21 15:39:59,456 INFO  L268        CegarLoopResult]: For program point  L549(lines 549 557)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 541 563)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  L549-2(lines 549 557)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 424 433)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 424 433)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 424 433)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 758 860)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  L828(lines 806 829)  no Hoare annotation was computed.
[2020-07-21 15:39:59,457 INFO  L268        CegarLoopResult]: For program point  L787(lines 787 803)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  L847(lines 847 854)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  L808(lines 807 827)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  L839(line 839)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  L839-1(line 839)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 758 860)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  L804(lines 804 845)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  L823(line 823)  no Hoare annotation was computed.
[2020-07-21 15:39:59,458 INFO  L268        CegarLoopResult]: For program point  L823-1(line 823)  no Hoare annotation was computed.
[2020-07-21 15:39:59,459 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 758 860)  no Hoare annotation was computed.
[2020-07-21 15:39:59,459 INFO  L268        CegarLoopResult]: For program point  L782(lines 782 786)  no Hoare annotation was computed.
[2020-07-21 15:39:59,459 INFO  L268        CegarLoopResult]: For program point  L846(lines 846 857)  no Hoare annotation was computed.
[2020-07-21 15:39:59,459 INFO  L268        CegarLoopResult]: For program point  L809(lines 809 813)  no Hoare annotation was computed.
[2020-07-21 15:39:59,459 INFO  L268        CegarLoopResult]: For program point  L807-2(lines 807 827)  no Hoare annotation was computed.
[2020-07-21 15:39:59,459 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:59,459 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (= ~pumpRunning~0 |old(~pumpRunning~0)|)
[2020-07-21 15:39:59,459 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:59,460 INFO  L268        CegarLoopResult]: For program point  L226-1(lines 215 231)  no Hoare annotation was computed.
[2020-07-21 15:39:59,460 INFO  L268        CegarLoopResult]: For program point  L222(lines 222 228)  no Hoare annotation was computed.
[2020-07-21 15:39:59,460 INFO  L264        CegarLoopResult]: At program point  L220(line 220)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2)))
[2020-07-21 15:39:59,460 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 215 231)  no Hoare annotation was computed.
[2020-07-21 15:39:59,460 INFO  L268        CegarLoopResult]: For program point  L220-1(line 220)  no Hoare annotation was computed.
[2020-07-21 15:39:59,460 INFO  L264        CegarLoopResult]: At program point  activatePumpENTRY(lines 215 231)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2)))
[2020-07-21 15:39:59,460 INFO  L264        CegarLoopResult]: At program point  L226(line 226)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 (and (= ~methaneLevelCritical~0 activatePump_~tmp~3) (= 0 ~pumpRunning~0)) .cse1 (not (= 0 ~methaneLevelCritical~0)))))
[2020-07-21 15:39:59,461 INFO  L268        CegarLoopResult]: For program point  L305(lines 305 309)  no Hoare annotation was computed.
[2020-07-21 15:39:59,461 INFO  L268        CegarLoopResult]: For program point  isHighWaterLevelEXIT(lines 296 314)  no Hoare annotation was computed.
[2020-07-21 15:39:59,461 INFO  L271        CegarLoopResult]: At program point  L303(line 303)  the Hoare annotation is:  true
[2020-07-21 15:39:59,461 INFO  L268        CegarLoopResult]: For program point  L305-2(lines 305 309)  no Hoare annotation was computed.
[2020-07-21 15:39:59,461 INFO  L268        CegarLoopResult]: For program point  L303-1(line 303)  no Hoare annotation was computed.
[2020-07-21 15:39:59,461 INFO  L271        CegarLoopResult]: At program point  isHighWaterLevelENTRY(lines 296 314)  the Hoare annotation is:  true
[2020-07-21 15:39:59,462 INFO  L268        CegarLoopResult]: For program point  isHighWaterLevelFINAL(lines 296 314)  no Hoare annotation was computed.
[2020-07-21 15:39:59,462 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 564 572)  no Hoare annotation was computed.
[2020-07-21 15:39:59,462 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 564 572)  no Hoare annotation was computed.
[2020-07-21 15:39:59,462 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 564 572)  no Hoare annotation was computed.
[2020-07-21 15:39:59,462 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 520 531)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (<= 1 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~methaneLevelCritical~0)|))) (or .cse0 (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)))))
[2020-07-21 15:39:59,462 INFO  L268        CegarLoopResult]: For program point  L524-1(lines 520 531)  no Hoare annotation was computed.
[2020-07-21 15:39:59,462 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 520 531)  no Hoare annotation was computed.
[2020-07-21 15:39:59,462 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:59,463 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:59,463 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:59,463 INFO  L268        CegarLoopResult]: For program point  L128(lines 127 146)  no Hoare annotation was computed.
[2020-07-21 15:39:59,463 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 124 147)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1)))
[2020-07-21 15:39:59,463 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 124 147)  no Hoare annotation was computed.
[2020-07-21 15:39:59,463 INFO  L264        CegarLoopResult]: At program point  L137(line 137)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1)))
[2020-07-21 15:39:59,463 INFO  L264        CegarLoopResult]: At program point  L135(lines 135 141)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (<= 1 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:59,464 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 124 147)  no Hoare annotation was computed.
[2020-07-21 15:39:59,464 INFO  L264        CegarLoopResult]: At program point  L130(line 130)  the Hoare annotation is:  (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 .cse1)))
[2020-07-21 15:39:59,464 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 325 354)  no Hoare annotation was computed.
[2020-07-21 15:39:59,464 INFO  L271        CegarLoopResult]: At program point  L350(lines 325 354)  the Hoare annotation is:  true
[2020-07-21 15:39:59,464 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 325 354)  the Hoare annotation is:  true
[2020-07-21 15:39:59,464 INFO  L268        CegarLoopResult]: For program point  L346(line 346)  no Hoare annotation was computed.
[2020-07-21 15:39:59,465 INFO  L268        CegarLoopResult]: For program point  L339(lines 339 343)  no Hoare annotation was computed.
[2020-07-21 15:39:59,465 INFO  L271        CegarLoopResult]: At program point  L339-1(lines 339 343)  the Hoare annotation is:  true
[2020-07-21 15:39:59,465 INFO  L268        CegarLoopResult]: For program point  L336(line 336)  no Hoare annotation was computed.
[2020-07-21 15:39:59,465 INFO  L271        CegarLoopResult]: At program point  L335-2(lines 335 349)  the Hoare annotation is:  true
[2020-07-21 15:39:59,465 INFO  L271        CegarLoopResult]: At program point  L331(line 331)  the Hoare annotation is:  true
[2020-07-21 15:39:59,465 INFO  L268        CegarLoopResult]: For program point  L331-1(line 331)  no Hoare annotation was computed.
[2020-07-21 15:39:59,465 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 532 540)  the Hoare annotation is:  true
[2020-07-21 15:39:59,465 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 532 540)  no Hoare annotation was computed.
[2020-07-21 15:39:59,465 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 532 540)  no Hoare annotation was computed.
[2020-07-21 15:39:59,466 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 496 507)  the Hoare annotation is:  true
[2020-07-21 15:39:59,466 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 496 507)  no Hoare annotation was computed.
[2020-07-21 15:39:59,466 INFO  L268        CegarLoopResult]: For program point  L500-1(lines 496 507)  no Hoare annotation was computed.
[2020-07-21 15:39:59,466 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 379 385)  no Hoare annotation was computed.
[2020-07-21 15:39:59,466 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 379 385)  the Hoare annotation is:  true
[2020-07-21 15:39:59,466 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:59,466 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0))
[2020-07-21 15:39:59,467 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-07-21 15:39:59,467 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:59,467 INFO  L268        CegarLoopResult]: For program point  startSystemEXIT(lines 315 322)  no Hoare annotation was computed.
[2020-07-21 15:39:59,467 INFO  L264        CegarLoopResult]: At program point  startSystemENTRY(lines 315 322)  the Hoare annotation is:  (let ((.cse1 (<= 1 ~systemActive~0)) (.cse0 (not (<= 1 |old(~systemActive~0)|)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1) (or (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse0)))
[2020-07-21 15:39:59,467 INFO  L268        CegarLoopResult]: For program point  startSystemFINAL(lines 315 322)  no Hoare annotation was computed.
[2020-07-21 15:39:59,467 INFO  L268        CegarLoopResult]: For program point  L512-1(lines 508 519)  no Hoare annotation was computed.
[2020-07-21 15:39:59,467 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 508 519)  no Hoare annotation was computed.
[2020-07-21 15:39:59,468 INFO  L271        CegarLoopResult]: At program point  waterRiseENTRY(lines 508 519)  the Hoare annotation is:  true
[2020-07-21 15:39:59,468 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 458 465)  no Hoare annotation was computed.
[2020-07-21 15:39:59,468 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462)  no Hoare annotation was computed.
[2020-07-21 15:39:59,468 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 458 465)  the Hoare annotation is:  true
[2020-07-21 15:39:59,468 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 458 465)  no Hoare annotation was computed.
[2020-07-21 15:39:59,468 INFO  L264        CegarLoopResult]: At program point  L481(line 481)  the Hoare annotation is:  (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) (or .cse0 (not (= 0 ~methaneLevelCritical~0)))))
[2020-07-21 15:39:59,468 INFO  L268        CegarLoopResult]: For program point  L479(lines 479 485)  no Hoare annotation was computed.
[2020-07-21 15:39:59,469 INFO  L264        CegarLoopResult]: At program point  L477(line 477)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)))
[2020-07-21 15:39:59,469 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification1_spec__1ENTRY(lines 467 491)  the Hoare annotation is:  true
[2020-07-21 15:39:59,469 INFO  L268        CegarLoopResult]: For program point  L477-1(line 477)  no Hoare annotation was computed.
[2020-07-21 15:39:59,469 INFO  L268        CegarLoopResult]: For program point  L475(lines 475 488)  no Hoare annotation was computed.
[2020-07-21 15:39:59,469 INFO  L268        CegarLoopResult]: For program point  L475-1(lines 467 491)  no Hoare annotation was computed.
[2020-07-21 15:39:59,469 INFO  L271        CegarLoopResult]: At program point  L473(line 473)  the Hoare annotation is:  true
[2020-07-21 15:39:59,469 INFO  L268        CegarLoopResult]: For program point  L473-1(line 473)  no Hoare annotation was computed.
[2020-07-21 15:39:59,469 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification1_spec__1EXIT(lines 467 491)  no Hoare annotation was computed.
[2020-07-21 15:39:59,486 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:39:59 BoogieIcfgContainer
[2020-07-21 15:39:59,487 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-21 15:39:59,490 INFO  L168              Benchmark]: Toolchain (without parser) took 10642.98 ms. Allocated memory was 139.5 MB in the beginning and 312.0 MB in the end (delta: 172.5 MB). Free memory was 102.3 MB in the beginning and 127.7 MB in the end (delta: -25.4 MB). Peak memory consumption was 183.5 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:59,490 INFO  L168              Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-07-21 15:39:59,491 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 662.99 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 101.9 MB in the beginning and 172.5 MB in the end (delta: -70.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:59,492 INFO  L168              Benchmark]: Boogie Preprocessor took 104.36 ms. Allocated memory is still 204.5 MB. Free memory was 172.5 MB in the beginning and 168.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:59,493 INFO  L168              Benchmark]: RCFGBuilder took 1278.66 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.5 MB in the beginning and 196.4 MB in the end (delta: -28.0 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:59,494 INFO  L168              Benchmark]: TraceAbstraction took 8591.42 ms. Allocated memory was 237.0 MB in the beginning and 312.0 MB in the end (delta: 75.0 MB). Free memory was 196.4 MB in the beginning and 127.7 MB in the end (delta: 68.7 MB). Peak memory consumption was 180.0 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:59,497 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 139.5 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 662.99 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 101.9 MB in the beginning and 172.5 MB in the end (delta: -70.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 104.36 ms. Allocated memory is still 204.5 MB. Free memory was 172.5 MB in the beginning and 168.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1278.66 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.5 MB in the beginning and 196.4 MB in the end (delta: -28.0 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 8591.42 ms. Allocated memory was 237.0 MB in the beginning and 312.0 MB in the end (delta: 75.0 MB). Free memory was 196.4 MB in the beginning and 127.7 MB in the end (delta: 68.7 MB). Peak memory consumption was 180.0 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 462]: 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: 54]: Loop Invariant
    Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive))
  - InvariantResult [Line: 335]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 325]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 55]: Loop Invariant
    Derived loop invariant: (((((0 == methaneLevelCritical && splverifierCounter <= 0) && 1 <= systemActive) || (((1 <= methaneLevelCritical && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive))
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 40 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.9s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 994 SDtfs, 516 SDslu, 1965 SDs, 0 SdLazy, 1140 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 462 GetRequests, 428 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=340occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 21 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 608 PreInvPairs, 658 NumberOfFragments, 1113 HoareAnnotationTreeSize, 608 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 62 FomulaSimplificationsInter, 3363 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 456 NumberOfCodeBlocks, 456 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 450 ConstructedInterpolants, 0 QuantifiedInterpolants, 66606 SizeOfPredicates, 15 NumberOfNonLiveVariables, 4300 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 52/52 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...