/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 NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-d623d84
[2020-07-20 10:44:09,361 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-20 10:44:09,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-20 10:44:09,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-20 10:44:09,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-20 10:44:09,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-20 10:44:09,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-20 10:44:09,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-20 10:44:09,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-20 10:44:09,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-20 10:44:09,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-20 10:44:09,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-20 10:44:09,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-20 10:44:09,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-20 10:44:09,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-20 10:44:09,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-20 10:44:09,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 10:44:09,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 10:44:09,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 10:44:09,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 10:44:09,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 10:44:09,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 10:44:09,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 10:44:09,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 10:44:09,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-20 10:44:09,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-20 10:44:09,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-20 10:44:09,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-20 10:44:09,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-20 10:44:09,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-20 10:44:09,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-20 10:44:09,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-20 10:44:09,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-20 10:44:09,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-20 10:44:09,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-20 10:44:09,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-20 10:44:09,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-20 10:44:09,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-20 10:44:09,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-20 10:44:09,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-20 10:44:09,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-20 10:44:09,445 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
[2020-07-20 10:44:09,467 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-20 10:44:09,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 10:44:09,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 10:44:09,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-20 10:44:09,469 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-20 10:44:09,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 10:44:09,469 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-20 10:44:09,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-20 10:44:09,470 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-20 10:44:09,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-20 10:44:09,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 10:44:09,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 10:44:09,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 10:44:09,471 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-20 10:44:09,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-20 10:44:09,471 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-20 10:44:09,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-20 10:44:09,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 10:44:09,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-20 10:44:09,472 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-20 10:44:09,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-20 10:44:09,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 10:44:09,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 10:44:09,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 10:44:09,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 10:44:09,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-20 10:44:09,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:09,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 10:44:09,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-20 10:44:09,474 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 -> NOT_INCREMENTALLY
[2020-07-20 10:44:09,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 10:44:09,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 10:44:09,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 10:44:09,765 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-20 10:44:09,766 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-20 10:44:09,766 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c
[2020-07-20 10:44:09,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539955bb1/eb309701e6c94c3db77f70f778e65316/FLAGe1299533c
[2020-07-20 10:44:10,401 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-20 10:44:10,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c
[2020-07-20 10:44:10,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539955bb1/eb309701e6c94c3db77f70f778e65316/FLAGe1299533c
[2020-07-20 10:44:10,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539955bb1/eb309701e6c94c3db77f70f778e65316
[2020-07-20 10:44:10,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 10:44:10,681 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 10:44:10,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 10:44:10,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 10:44:10,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 10:44:10,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:44:10" (1/1) ...
[2020-07-20 10:44:10,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f9047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:10, skipping insertion in model container
[2020-07-20 10:44:10,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:44:10" (1/1) ...
[2020-07-20 10:44:10,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-20 10:44:10,751 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-20 10:44:11,142 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 10:44:11,155 INFO L203 MainTranslator]: Completed pre-run
[2020-07-20 10:44:11,275 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 10:44:11,330 INFO L208 MainTranslator]: Completed translation
[2020-07-20 10:44:11,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11 WrapperNode
[2020-07-20 10:44:11,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 10:44:11,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 10:44:11,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 10:44:11,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 10:44:11,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (1/1) ...
[2020-07-20 10:44:11,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (1/1) ...
[2020-07-20 10:44:11,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (1/1) ...
[2020-07-20 10:44:11,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (1/1) ...
[2020-07-20 10:44:11,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (1/1) ...
[2020-07-20 10:44:11,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (1/1) ...
[2020-07-20 10:44:11,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (1/1) ...
[2020-07-20 10:44:11,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 10:44:11,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 10:44:11,448 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 10:44:11,448 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-20 10:44:11,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (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
[2020-07-20 10:44:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 10:44:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 10:44:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-07-20 10:44:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-07-20 10:44:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-07-20 10:44:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-07-20 10:44:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-07-20 10:44:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-07-20 10:44:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-07-20 10:44:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2020-07-20 10:44:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2
[2020-07-20 10:44:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setup
[2020-07-20 10:44:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest
[2020-07-20 10:44:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 10:44:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-07-20 10:44:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2020-07-20 10:44:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2020-07-20 10:44:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2020-07-20 10:44:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-07-20 10:44:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2020-07-20 10:44:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-07-20 10:44:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-07-20 10:44:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-07-20 10:44:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-07-20 10:44:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry
[2020-07-20 10:44:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-07-20 10:44:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure test
[2020-07-20 10:44:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2020-07-20 10:44:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-07-20 10:44:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor
[2020-07-20 10:44:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-07-20 10:44:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump
[2020-07-20 10:44:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-07-20 10:44:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-07-20 10:44:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-07-20 10:44:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump
[2020-07-20 10:44:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel
[2020-07-20 10:44:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-07-20 10:44:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-07-20 10:44:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem
[2020-07-20 10:44:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one
[2020-07-20 10:44:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features
[2020-07-20 10:44:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-07-20 10:44:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product
[2020-07-20 10:44:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 10:44:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 10:44:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure printf
[2020-07-20 10:44:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-07-20 10:44:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2020-07-20 10:44:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure free
[2020-07-20 10:44:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-07-20 10:44:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-07-20 10:44:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-07-20 10:44:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-07-20 10:44:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-07-20 10:44:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-07-20 10:44:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-20 10:44:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-07-20 10:44:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-07-20 10:44:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-07-20 10:44:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-07-20 10:44:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-07-20 10:44:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-20 10:44:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-07-20 10:44:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2020-07-20 10:44:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2020-07-20 10:44:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure printPump
[2020-07-20 10:44:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2020-07-20 10:44:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-07-20 10:44:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2
[2020-07-20 10:44:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure setup
[2020-07-20 10:44:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2020-07-20 10:44:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure test
[2020-07-20 10:44:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure runTest
[2020-07-20 10:44:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers
[2020-07-20 10:44:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure select_features
[2020-07-20 10:44:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product
[2020-07-20 10:44:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-20 10:44:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-07-20 10:44:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-07-20 10:44:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-07-20 10:44:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2020-07-20 10:44:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2020-07-20 10:44:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-07-20 10:44:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-07-20 10:44:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-07-20 10:44:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry
[2020-07-20 10:44:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-07-20 10:44:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem
[2020-07-20 10:44:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem
[2020-07-20 10:44:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump
[2020-07-20 10:44:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-07-20 10:44:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-07-20 10:44:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-07-20 10:44:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel
[2020-07-20 10:44:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor
[2020-07-20 10:44:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-07-20 10:44:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-07-20 10:44:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure select_one
[2020-07-20 10:44:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 10:44:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2020-07-20 10:44:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 10:44:12,569 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 10:44:12,569 INFO L295 CfgBuilder]: Removed 5 assume(true) statements.
[2020-07-20 10:44:12,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:44:12 BoogieIcfgContainer
[2020-07-20 10:44:12,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 10:44:12,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 10:44:12,576 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 10:44:12,579 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-20 10:44:12,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:44:10" (1/3) ...
[2020-07-20 10:44:12,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386d1b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:44:12, skipping insertion in model container
[2020-07-20 10:44:12,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:44:11" (2/3) ...
[2020-07-20 10:44:12,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386d1b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:44:12, skipping insertion in model container
[2020-07-20 10:44:12,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:44:12" (3/3) ...
[2020-07-20 10:44:12,583 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52.cil.c
[2020-07-20 10:44:12,594 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 10:44:12,602 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 10:44:12,616 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 10:44:12,642 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-20 10:44:12,642 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-20 10:44:12,642 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 10:44:12,643 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 10:44:12,643 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 10:44:12,643 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-20 10:44:12,643 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 10:44:12,643 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 10:44:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states.
[2020-07-20 10:44:12,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-07-20 10:44:12,678 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:12,679 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]
[2020-07-20 10:44:12,679 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:12,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:12,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1089631799, now seen corresponding path program 1 times
[2020-07-20 10:44:12,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:12,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1295131771]
[2020-07-20 10:44:12,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
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
[2020-07-20 10:44:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:12,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core
[2020-07-20 10:44:13,001 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-07-20 10:44:13,035 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:13,037 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1295131771]
[2020-07-20 10:44:13,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:13,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-07-20 10:44:13,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912122445]
[2020-07-20 10:44:13,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-07-20 10:44:13,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:13,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-07-20 10:44:13,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-20 10:44:13,060 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 2 states.
[2020-07-20 10:44:13,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:13,103 INFO L93 Difference]: Finished difference Result 292 states and 361 transitions.
[2020-07-20 10:44:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2020-07-20 10:44:13,104 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59
[2020-07-20 10:44:13,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:13,121 INFO L225 Difference]: With dead ends: 292
[2020-07-20 10:44:13,122 INFO L226 Difference]: Without dead ends: 148
[2020-07-20 10:44:13,128 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-20 10:44:13,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states.
[2020-07-20 10:44:13,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148.
[2020-07-20 10:44:13,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states.
[2020-07-20 10:44:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 174 transitions.
[2020-07-20 10:44:13,217 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 174 transitions. Word has length 59
[2020-07-20 10:44:13,219 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:13,220 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 174 transitions.
[2020-07-20 10:44:13,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-07-20 10:44:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 174 transitions.
[2020-07-20 10:44:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2020-07-20 10:44:13,224 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:13,224 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]
[2020-07-20 10:44:13,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:13,430 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:13,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:13,431 INFO L82 PathProgramCache]: Analyzing trace with hash -1975382983, now seen corresponding path program 1 times
[2020-07-20 10:44:13,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:13,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1857038361]
[2020-07-20 10:44:13,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
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
[2020-07-20 10:44:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:13,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-20 10:44:13,691 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-07-20 10:44:13,727 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:13,727 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1857038361]
[2020-07-20 10:44:13,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:13,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 10:44:13,728 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849648980]
[2020-07-20 10:44:13,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 10:44:13,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:13,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 10:44:13,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:13,731 INFO L87 Difference]: Start difference. First operand 148 states and 174 transitions. Second operand 3 states.
[2020-07-20 10:44:13,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:13,754 INFO L93 Difference]: Finished difference Result 231 states and 271 transitions.
[2020-07-20 10:44:13,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 10:44:13,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60
[2020-07-20 10:44:13,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:13,757 INFO L225 Difference]: With dead ends: 231
[2020-07-20 10:44:13,757 INFO L226 Difference]: Without dead ends: 139
[2020-07-20 10:44:13,759 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:13,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states.
[2020-07-20 10:44:13,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139.
[2020-07-20 10:44:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states.
[2020-07-20 10:44:13,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 162 transitions.
[2020-07-20 10:44:13,781 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 162 transitions. Word has length 60
[2020-07-20 10:44:13,782 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:13,782 INFO L479 AbstractCegarLoop]: Abstraction has 139 states and 162 transitions.
[2020-07-20 10:44:13,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 10:44:13,782 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 162 transitions.
[2020-07-20 10:44:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66
[2020-07-20 10:44:13,785 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:13,785 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]
[2020-07-20 10:44:13,998 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:13,999 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:14,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:14,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1007889166, now seen corresponding path program 1 times
[2020-07-20 10:44:14,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:14,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [173896046]
[2020-07-20 10:44:14,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
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
[2020-07-20 10:44:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:14,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-07-20 10:44:14,219 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:14,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 10:44:14,246 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:14,246 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [173896046]
[2020-07-20 10:44:14,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:14,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 10:44:14,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380742959]
[2020-07-20 10:44:14,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 10:44:14,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:14,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 10:44:14,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:14,248 INFO L87 Difference]: Start difference. First operand 139 states and 162 transitions. Second operand 3 states.
[2020-07-20 10:44:14,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:14,287 INFO L93 Difference]: Finished difference Result 357 states and 429 transitions.
[2020-07-20 10:44:14,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 10:44:14,287 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65
[2020-07-20 10:44:14,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:14,291 INFO L225 Difference]: With dead ends: 357
[2020-07-20 10:44:14,291 INFO L226 Difference]: Without dead ends: 246
[2020-07-20 10:44:14,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:14,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states.
[2020-07-20 10:44:14,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 240.
[2020-07-20 10:44:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states.
[2020-07-20 10:44:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 287 transitions.
[2020-07-20 10:44:14,342 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 287 transitions. Word has length 65
[2020-07-20 10:44:14,343 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:14,343 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 287 transitions.
[2020-07-20 10:44:14,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 10:44:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 287 transitions.
[2020-07-20 10:44:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2020-07-20 10:44:14,352 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:14,353 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]
[2020-07-20 10:44:14,553 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:14,554 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:14,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:14,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1025318737, now seen corresponding path program 1 times
[2020-07-20 10:44:14,555 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:14,556 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [657217471]
[2020-07-20 10:44:14,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
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
[2020-07-20 10:44:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:14,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 10:44:14,790 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 10:44:14,830 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:14,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [657217471]
[2020-07-20 10:44:14,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:14,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 10:44:14,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609889682]
[2020-07-20 10:44:14,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 10:44:14,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:14,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 10:44:14,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-07-20 10:44:14,833 INFO L87 Difference]: Start difference. First operand 240 states and 287 transitions. Second operand 6 states.
[2020-07-20 10:44:15,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:15,096 INFO L93 Difference]: Finished difference Result 576 states and 721 transitions.
[2020-07-20 10:44:15,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-07-20 10:44:15,097 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70
[2020-07-20 10:44:15,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:15,101 INFO L225 Difference]: With dead ends: 576
[2020-07-20 10:44:15,102 INFO L226 Difference]: Without dead ends: 364
[2020-07-20 10:44:15,104 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2020-07-20 10:44:15,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states.
[2020-07-20 10:44:15,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 354.
[2020-07-20 10:44:15,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states.
[2020-07-20 10:44:15,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 427 transitions.
[2020-07-20 10:44:15,133 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 427 transitions. Word has length 70
[2020-07-20 10:44:15,133 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:15,134 INFO L479 AbstractCegarLoop]: Abstraction has 354 states and 427 transitions.
[2020-07-20 10:44:15,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 10:44:15,134 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 427 transitions.
[2020-07-20 10:44:15,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94
[2020-07-20 10:44:15,138 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:15,138 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]
[2020-07-20 10:44:15,351 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:15,352 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:15,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:15,352 INFO L82 PathProgramCache]: Analyzing trace with hash -2085443903, now seen corresponding path program 1 times
[2020-07-20 10:44:15,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:15,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1636195732]
[2020-07-20 10:44:15,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
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
[2020-07-20 10:44:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:15,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 10:44:15,546 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:15,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 10:44:15,585 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:15,585 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1636195732]
[2020-07-20 10:44:15,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:15,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 10:44:15,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757812742]
[2020-07-20 10:44:15,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 10:44:15,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:15,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 10:44:15,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2020-07-20 10:44:15,587 INFO L87 Difference]: Start difference. First operand 354 states and 427 transitions. Second operand 6 states.
[2020-07-20 10:44:15,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:15,631 INFO L93 Difference]: Finished difference Result 690 states and 850 transitions.
[2020-07-20 10:44:15,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-07-20 10:44:15,632 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93
[2020-07-20 10:44:15,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:15,635 INFO L225 Difference]: With dead ends: 690
[2020-07-20 10:44:15,635 INFO L226 Difference]: Without dead ends: 364
[2020-07-20 10:44:15,637 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2020-07-20 10:44:15,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states.
[2020-07-20 10:44:15,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 364.
[2020-07-20 10:44:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states.
[2020-07-20 10:44:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 437 transitions.
[2020-07-20 10:44:15,660 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 437 transitions. Word has length 93
[2020-07-20 10:44:15,661 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:15,661 INFO L479 AbstractCegarLoop]: Abstraction has 364 states and 437 transitions.
[2020-07-20 10:44:15,661 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 10:44:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 437 transitions.
[2020-07-20 10:44:15,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94
[2020-07-20 10:44:15,663 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:15,663 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]
[2020-07-20 10:44:15,876 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:15,877 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:15,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:15,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1383844029, now seen corresponding path program 1 times
[2020-07-20 10:44:15,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:15,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [715682285]
[2020-07-20 10:44:15,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
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
[2020-07-20 10:44:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:16,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 5 conjunts are in the unsatisfiable core
[2020-07-20 10:44:16,085 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 10:44:16,119 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:16,119 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [715682285]
[2020-07-20 10:44:16,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:16,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-07-20 10:44:16,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485742293]
[2020-07-20 10:44:16,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-07-20 10:44:16,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:16,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-07-20 10:44:16,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-07-20 10:44:16,122 INFO L87 Difference]: Start difference. First operand 364 states and 437 transitions. Second operand 5 states.
[2020-07-20 10:44:16,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:16,152 INFO L93 Difference]: Finished difference Result 714 states and 888 transitions.
[2020-07-20 10:44:16,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-07-20 10:44:16,153 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93
[2020-07-20 10:44:16,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:16,156 INFO L225 Difference]: With dead ends: 714
[2020-07-20 10:44:16,156 INFO L226 Difference]: Without dead ends: 378
[2020-07-20 10:44:16,158 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-07-20 10:44:16,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states.
[2020-07-20 10:44:16,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 372.
[2020-07-20 10:44:16,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states.
[2020-07-20 10:44:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 445 transitions.
[2020-07-20 10:44:16,179 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 445 transitions. Word has length 93
[2020-07-20 10:44:16,179 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:16,179 INFO L479 AbstractCegarLoop]: Abstraction has 372 states and 445 transitions.
[2020-07-20 10:44:16,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-07-20 10:44:16,180 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 445 transitions.
[2020-07-20 10:44:16,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94
[2020-07-20 10:44:16,181 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:16,181 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]
[2020-07-20 10:44:16,394 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:16,395 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:16,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:16,395 INFO L82 PathProgramCache]: Analyzing trace with hash 341636868, now seen corresponding path program 1 times
[2020-07-20 10:44:16,395 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:16,396 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1992981427]
[2020-07-20 10:44:16,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:16,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 10 conjunts are in the unsatisfiable core
[2020-07-20 10:44:16,586 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 10:44:16,611 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:16,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1992981427]
[2020-07-20 10:44:16,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:16,612 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 10:44:16,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470972367]
[2020-07-20 10:44:16,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 10:44:16,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:16,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 10:44:16,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:16,614 INFO L87 Difference]: Start difference. First operand 372 states and 445 transitions. Second operand 3 states.
[2020-07-20 10:44:16,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:16,668 INFO L93 Difference]: Finished difference Result 1018 states and 1289 transitions.
[2020-07-20 10:44:16,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 10:44:16,669 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93
[2020-07-20 10:44:16,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:16,673 INFO L225 Difference]: With dead ends: 1018
[2020-07-20 10:44:16,674 INFO L226 Difference]: Without dead ends: 674
[2020-07-20 10:44:16,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 90 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:16,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states.
[2020-07-20 10:44:16,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 671.
[2020-07-20 10:44:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 671 states.
[2020-07-20 10:44:16,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 826 transitions.
[2020-07-20 10:44:16,711 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 826 transitions. Word has length 93
[2020-07-20 10:44:16,711 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:16,711 INFO L479 AbstractCegarLoop]: Abstraction has 671 states and 826 transitions.
[2020-07-20 10:44:16,711 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 10:44:16,712 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 826 transitions.
[2020-07-20 10:44:16,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98
[2020-07-20 10:44:16,714 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:16,714 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, 1, 1]
[2020-07-20 10:44:16,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:16,929 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:16,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:16,930 INFO L82 PathProgramCache]: Analyzing trace with hash -643321942, now seen corresponding path program 1 times
[2020-07-20 10:44:16,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:16,931 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1044674980]
[2020-07-20 10:44:16,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:17,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 22 conjunts are in the unsatisfiable core
[2020-07-20 10:44:17,166 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 10:44:17,266 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:17,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1044674980]
[2020-07-20 10:44:17,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:17,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-07-20 10:44:17,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778904661]
[2020-07-20 10:44:17,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-07-20 10:44:17,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:17,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-07-20 10:44:17,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90
[2020-07-20 10:44:17,268 INFO L87 Difference]: Start difference. First operand 671 states and 826 transitions. Second operand 10 states.
[2020-07-20 10:44:18,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:18,978 INFO L93 Difference]: Finished difference Result 2006 states and 2795 transitions.
[2020-07-20 10:44:18,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2020-07-20 10:44:18,978 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 97
[2020-07-20 10:44:18,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:18,988 INFO L225 Difference]: With dead ends: 2006
[2020-07-20 10:44:18,988 INFO L226 Difference]: Without dead ends: 1363
[2020-07-20 10:44:18,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420
[2020-07-20 10:44:18,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1363 states.
[2020-07-20 10:44:19,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1363 to 994.
[2020-07-20 10:44:19,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 994 states.
[2020-07-20 10:44:19,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1227 transitions.
[2020-07-20 10:44:19,061 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1227 transitions. Word has length 97
[2020-07-20 10:44:19,061 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:19,061 INFO L479 AbstractCegarLoop]: Abstraction has 994 states and 1227 transitions.
[2020-07-20 10:44:19,062 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-07-20 10:44:19,062 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1227 transitions.
[2020-07-20 10:44:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2020-07-20 10:44:19,065 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:19,065 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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]
[2020-07-20 10:44:19,279 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:19,280 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:19,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:19,281 INFO L82 PathProgramCache]: Analyzing trace with hash -101859762, now seen corresponding path program 1 times
[2020-07-20 10:44:19,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:19,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [575537686]
[2020-07-20 10:44:19,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:19,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 3 conjunts are in the unsatisfiable core
[2020-07-20 10:44:19,504 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2020-07-20 10:44:19,535 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 10:44:19,535 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [575537686]
[2020-07-20 10:44:19,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 10:44:19,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 10:44:19,536 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694452110]
[2020-07-20 10:44:19,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 10:44:19,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:19,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 10:44:19,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:19,537 INFO L87 Difference]: Start difference. First operand 994 states and 1227 transitions. Second operand 3 states.
[2020-07-20 10:44:19,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:19,649 INFO L93 Difference]: Finished difference Result 1682 states and 2074 transitions.
[2020-07-20 10:44:19,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 10:44:19,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138
[2020-07-20 10:44:19,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:19,655 INFO L225 Difference]: With dead ends: 1682
[2020-07-20 10:44:19,655 INFO L226 Difference]: Without dead ends: 716
[2020-07-20 10:44:19,660 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 10:44:19,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states.
[2020-07-20 10:44:19,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 696.
[2020-07-20 10:44:19,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 696 states.
[2020-07-20 10:44:19,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 836 transitions.
[2020-07-20 10:44:19,743 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 836 transitions. Word has length 138
[2020-07-20 10:44:19,744 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:19,744 INFO L479 AbstractCegarLoop]: Abstraction has 696 states and 836 transitions.
[2020-07-20 10:44:19,744 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 10:44:19,744 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 836 transitions.
[2020-07-20 10:44:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160
[2020-07-20 10:44:19,747 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 10:44:19,747 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 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, 1, 1, 1, 1]
[2020-07-20 10:44:19,962 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:19,963 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 10:44:19,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 10:44:19,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1477147143, now seen corresponding path program 1 times
[2020-07-20 10:44:19,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 10:44:19,964 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1975389484]
[2020-07-20 10:44:19,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-20 10:44:20,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-07-20 10:44:20,199 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 10:44:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 10:44:20,268 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2020-07-20 10:44:20,660 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2020-07-20 10:44:20,660 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1975389484]
[2020-07-20 10:44:20,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-07-20 10:44:20,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10
[2020-07-20 10:44:20,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972414020]
[2020-07-20 10:44:20,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-07-20 10:44:20,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 10:44:20,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-07-20 10:44:20,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90
[2020-07-20 10:44:20,663 INFO L87 Difference]: Start difference. First operand 696 states and 836 transitions. Second operand 10 states.
[2020-07-20 10:44:21,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 10:44:21,703 INFO L93 Difference]: Finished difference Result 1537 states and 1862 transitions.
[2020-07-20 10:44:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states.
[2020-07-20 10:44:21,704 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 159
[2020-07-20 10:44:21,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 10:44:21,707 INFO L225 Difference]: With dead ends: 1537
[2020-07-20 10:44:21,708 INFO L226 Difference]: Without dead ends: 0
[2020-07-20 10:44:21,714 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 305 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306
[2020-07-20 10:44:21,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 10:44:21,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 10:44:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 10:44:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 10:44:21,715 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 159
[2020-07-20 10:44:21,715 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 10:44:21,716 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 10:44:21,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-07-20 10:44:21,717 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 10:44:21,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 10:44:21,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 10:44:21,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 10:44:23,701 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 47
[2020-07-20 10:44:23,919 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31
[2020-07-20 10:44:24,198 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33
[2020-07-20 10:44:24,349 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28
[2020-07-20 10:44:24,667 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 26
[2020-07-20 10:44:25,288 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 50
[2020-07-20 10:44:25,644 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36
[2020-07-20 10:44:25,807 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27
[2020-07-20 10:44:26,127 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35
[2020-07-20 10:44:26,274 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 28
[2020-07-20 10:44:26,583 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31
[2020-07-20 10:44:26,937 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 40
[2020-07-20 10:44:27,292 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31
[2020-07-20 10:44:27,677 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 27
[2020-07-20 10:44:27,867 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31
[2020-07-20 10:44:28,166 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 35
[2020-07-20 10:44:28,265 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed.
[2020-07-20 10:44:28,265 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed.
[2020-07-20 10:44:28,266 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed.
[2020-07-20 10:44:28,267 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed.
[2020-07-20 10:44:28,268 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 994 1000) the Hoare annotation is: true
[2020-07-20 10:44:28,268 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 994 1000) no Hoare annotation was computed.
[2020-07-20 10:44:28,268 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 1001 1009) no Hoare annotation was computed.
[2020-07-20 10:44:28,268 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 1001 1009) the Hoare annotation is: true
[2020-07-20 10:44:28,268 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 1001 1009) no Hoare annotation was computed.
[2020-07-20 10:44:28,268 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 524 531) the Hoare annotation is: true
[2020-07-20 10:44:28,269 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 524 531) no Hoare annotation was computed.
[2020-07-20 10:44:28,269 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 524 531) no Hoare annotation was computed.
[2020-07-20 10:44:28,269 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 532 541) the Hoare annotation is: (let ((.cse4 (not (<= 1 ~systemActive~0))) (.cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3) (or (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4 .cse1 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= 1 ~pumpRunning~0))) (or .cse4 .cse0 .cse1 .cse2 .cse3)))
[2020-07-20 10:44:28,269 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 532 541) no Hoare annotation was computed.
[2020-07-20 10:44:28,269 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed.
[2020-07-20 10:44:28,269 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 532 541) no Hoare annotation was computed.
[2020-07-20 10:44:28,269 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 542 570) the Hoare annotation is: true
[2020-07-20 10:44:28,270 INFO L264 CegarLoopResult]: At program point L557(line 557) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (not (= 0 ~systemActive~0)) .cse2) (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse3) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse3)))
[2020-07-20 10:44:28,270 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 542 570) no Hoare annotation was computed.
[2020-07-20 10:44:28,270 INFO L268 CegarLoopResult]: For program point L555(lines 555 561) no Hoare annotation was computed.
[2020-07-20 10:44:28,270 INFO L268 CegarLoopResult]: For program point L554(lines 554 564) no Hoare annotation was computed.
[2020-07-20 10:44:28,270 INFO L264 CegarLoopResult]: At program point L552(line 552) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= 1 ~systemActive~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 (not (<= 1 ~pumpRunning~0)))))
[2020-07-20 10:44:28,270 INFO L268 CegarLoopResult]: For program point L552-1(line 552) no Hoare annotation was computed.
[2020-07-20 10:44:28,270 INFO L268 CegarLoopResult]: For program point L550(lines 550 567) no Hoare annotation was computed.
[2020-07-20 10:44:28,271 INFO L268 CegarLoopResult]: For program point L550-1(lines 542 570) no Hoare annotation was computed.
[2020-07-20 10:44:28,271 INFO L271 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: true
[2020-07-20 10:44:28,271 INFO L268 CegarLoopResult]: For program point L548-1(line 548) no Hoare annotation was computed.
[2020-07-20 10:44:28,271 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,271 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed.
[2020-07-20 10:44:28,271 INFO L264 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,271 INFO L264 CegarLoopResult]: At program point L500-1(line 500) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,271 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed.
[2020-07-20 10:44:28,271 INFO L268 CegarLoopResult]: For program point L498-1(lines 498 505) no Hoare annotation was computed.
[2020-07-20 10:44:28,271 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed.
[2020-07-20 10:44:28,272 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,272 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,272 INFO L264 CegarLoopResult]: At program point L494-1(line 494) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,272 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed.
[2020-07-20 10:44:28,272 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed.
[2020-07-20 10:44:28,272 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed.
[2020-07-20 10:44:28,272 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed.
[2020-07-20 10:44:28,272 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed.
[2020-07-20 10:44:28,272 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed.
[2020-07-20 10:44:28,273 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed.
[2020-07-20 10:44:28,274 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 952 966) no Hoare annotation was computed.
[2020-07-20 10:44:28,274 INFO L264 CegarLoopResult]: At program point L958(line 958) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= 1 ~pumpRunning~0)) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 (not (= 0 |old(~pumpRunning~0)|))) (or .cse0 .cse3 (not (<= ~waterLevel~0 1)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse1 .cse0 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2) .cse3)))
[2020-07-20 10:44:28,274 INFO L268 CegarLoopResult]: For program point L956(lines 956 962) no Hoare annotation was computed.
[2020-07-20 10:44:28,274 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 952 966) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= 1 ~pumpRunning~0)) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse0 .cse3 (not (<= ~waterLevel~0 1)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) (or .cse1 .cse0 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2) .cse3)))
[2020-07-20 10:44:28,274 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 952 966) no Hoare annotation was computed.
[2020-07-20 10:44:28,274 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 869 877) no Hoare annotation was computed.
[2020-07-20 10:44:28,275 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 869 877) the Hoare annotation is: true
[2020-07-20 10:44:28,275 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 869 877) no Hoare annotation was computed.
[2020-07-20 10:44:28,275 INFO L268 CegarLoopResult]: For program point L942(lines 942 946) no Hoare annotation was computed.
[2020-07-20 10:44:28,275 INFO L271 CegarLoopResult]: At program point L940(line 940) the Hoare annotation is: true
[2020-07-20 10:44:28,275 INFO L268 CegarLoopResult]: For program point L942-2(lines 942 946) no Hoare annotation was computed.
[2020-07-20 10:44:28,275 INFO L268 CegarLoopResult]: For program point L940-1(line 940) no Hoare annotation was computed.
[2020-07-20 10:44:28,275 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 933 951) the Hoare annotation is: true
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 933 951) no Hoare annotation was computed.
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 933 951) no Hoare annotation was computed.
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point L897(lines 897 905) no Hoare annotation was computed.
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point L897-2(lines 897 905) no Hoare annotation was computed.
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point L885(lines 885 893) no Hoare annotation was computed.
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point L885-2(lines 885 893) no Hoare annotation was computed.
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 878 913) no Hoare annotation was computed.
[2020-07-20 10:44:28,276 INFO L268 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point L908-1(line 908) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 878 913) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 878 913) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 987 993) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 987 993) the Hoare annotation is: true
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed.
[2020-07-20 10:44:28,277 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed.
[2020-07-20 10:44:28,278 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed.
[2020-07-20 10:44:28,278 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed.
[2020-07-20 10:44:28,278 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed.
[2020-07-20 10:44:28,278 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed.
[2020-07-20 10:44:28,278 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed.
[2020-07-20 10:44:28,278 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,278 INFO L264 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,279 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed.
[2020-07-20 10:44:28,279 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed.
[2020-07-20 10:44:28,279 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 858 868) no Hoare annotation was computed.
[2020-07-20 10:44:28,279 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed.
[2020-07-20 10:44:28,279 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed.
[2020-07-20 10:44:28,279 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 858 868) no Hoare annotation was computed.
[2020-07-20 10:44:28,279 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 858 868) no Hoare annotation was computed.
[2020-07-20 10:44:28,280 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 850 857) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= 1 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 .cse0 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)))))
[2020-07-20 10:44:28,280 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 850 857) no Hoare annotation was computed.
[2020-07-20 10:44:28,280 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 850 857) no Hoare annotation was computed.
[2020-07-20 10:44:28,280 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 656 669) no Hoare annotation was computed.
[2020-07-20 10:44:28,280 INFO L268 CegarLoopResult]: For program point L660(lines 660 666) no Hoare annotation was computed.
[2020-07-20 10:44:28,280 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 656 669) the Hoare annotation is: true
[2020-07-20 10:44:28,280 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 656 669) no Hoare annotation was computed.
[2020-07-20 10:44:28,280 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 10:44:28,281 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 10:44:28,281 INFO L268 CegarLoopResult]: For program point L825(lines 825 833) no Hoare annotation was computed.
[2020-07-20 10:44:28,281 INFO L264 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 10:44:28,281 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 817 841) no Hoare annotation was computed.
[2020-07-20 10:44:28,281 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed.
[2020-07-20 10:44:28,281 INFO L268 CegarLoopResult]: For program point L821(lines 821 838) no Hoare annotation was computed.
[2020-07-20 10:44:28,281 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 817 841) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 10:44:28,282 INFO L264 CegarLoopResult]: At program point L836(line 836) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 10:44:28,282 INFO L268 CegarLoopResult]: For program point L836-1(lines 817 841) no Hoare annotation was computed.
[2020-07-20 10:44:28,282 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 783 789) no Hoare annotation was computed.
[2020-07-20 10:44:28,282 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 783 789) the Hoare annotation is: true
[2020-07-20 10:44:28,282 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse0 .cse1) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2)))
[2020-07-20 10:44:28,282 INFO L264 CegarLoopResult]: At program point testENTRY(lines 682 749) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,283 INFO L268 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed.
[2020-07-20 10:44:28,283 INFO L268 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed.
[2020-07-20 10:44:28,283 INFO L268 CegarLoopResult]: For program point testFINAL(lines 682 749) no Hoare annotation was computed.
[2020-07-20 10:44:28,283 INFO L268 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed.
[2020-07-20 10:44:28,283 INFO L264 CegarLoopResult]: At program point L742(lines 691 743) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 10:44:28,283 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-20 10:44:28,283 INFO L268 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed.
[2020-07-20 10:44:28,284 INFO L264 CegarLoopResult]: At program point L730-1(lines 722 737) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (not (<= 1 |old(~systemActive~0)|)) (and .cse3 .cse4 .cse0 .cse1) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2)))
[2020-07-20 10:44:28,284 INFO L268 CegarLoopResult]: For program point L693(lines 692 741) no Hoare annotation was computed.
[2020-07-20 10:44:28,284 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse2) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-20 10:44:28,284 INFO L268 CegarLoopResult]: For program point L722(lines 722 737) no Hoare annotation was computed.
[2020-07-20 10:44:28,284 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (not (<= 1 |old(~systemActive~0)|)) (and .cse3 .cse4 .cse0 .cse1) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2)))
[2020-07-20 10:44:28,284 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed.
[2020-07-20 10:44:28,285 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed.
[2020-07-20 10:44:28,285 INFO L264 CegarLoopResult]: At program point L739(lines 692 741) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse0 .cse1) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2)))
[2020-07-20 10:44:28,285 INFO L268 CegarLoopResult]: For program point testEXIT(lines 682 749) no Hoare annotation was computed.
[2020-07-20 10:44:28,285 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed.
[2020-07-20 10:44:28,285 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed.
[2020-07-20 10:44:28,285 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed.
[2020-07-20 10:44:28,285 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 670 678) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 670 678) the Hoare annotation is: true
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 670 678) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 624 646) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point L632(lines 632 640) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point L632-2(lines 632 640) no Hoare annotation was computed.
[2020-07-20 10:44:28,286 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 624 646) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 624 646) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed.
[2020-07-20 10:44:28,287 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed.
[2020-07-20 10:44:28,288 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed.
[2020-07-20 10:44:28,289 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 977 986) no Hoare annotation was computed.
[2020-07-20 10:44:28,289 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 977 986) no Hoare annotation was computed.
[2020-07-20 10:44:28,289 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 977 986) no Hoare annotation was computed.
[2020-07-20 10:44:28,289 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 10:44:28,289 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (<= ~waterLevel~0 |old(~waterLevel~0)|)
[2020-07-20 10:44:28,289 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 10:44:28,289 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 842 849) no Hoare annotation was computed.
[2020-07-20 10:44:28,289 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 842 849) no Hoare annotation was computed.
[2020-07-20 10:44:28,290 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 842 849) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)))
[2020-07-20 10:44:28,290 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 647 655) the Hoare annotation is: true
[2020-07-20 10:44:28,290 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 647 655) no Hoare annotation was computed.
[2020-07-20 10:44:28,290 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 647 655) no Hoare annotation was computed.
[2020-07-20 10:44:28,290 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 914 932) no Hoare annotation was computed.
[2020-07-20 10:44:28,290 INFO L268 CegarLoopResult]: For program point L923(lines 923 927) no Hoare annotation was computed.
[2020-07-20 10:44:28,290 INFO L271 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: true
[2020-07-20 10:44:28,290 INFO L268 CegarLoopResult]: For program point L923-2(lines 923 927) no Hoare annotation was computed.
[2020-07-20 10:44:28,291 INFO L268 CegarLoopResult]: For program point L921-1(line 921) no Hoare annotation was computed.
[2020-07-20 10:44:28,291 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 914 932) the Hoare annotation is: true
[2020-07-20 10:44:28,291 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 914 932) no Hoare annotation was computed.
[2020-07-20 10:44:28,291 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 10:44:28,291 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed.
[2020-07-20 10:44:28,291 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 10:44:28,291 INFO L268 CegarLoopResult]: For program point L607-1(lines 603 614) no Hoare annotation was computed.
[2020-07-20 10:44:28,291 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 603 614) the Hoare annotation is: true
[2020-07-20 10:44:28,292 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 603 614) no Hoare annotation was computed.
[2020-07-20 10:44:28,292 INFO L264 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (<= 1 ~pumpRunning~0))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3) .cse4) (or (not (= 0 ~systemActive~0)) .cse5 .cse4) (or .cse0 .cse5 .cse4) (or .cse0 .cse1 .cse4 (and .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3) (not (<= 2 |old(~waterLevel~0)|)))))
[2020-07-20 10:44:28,292 INFO L268 CegarLoopResult]: For program point L763(lines 759 781) no Hoare annotation was computed.
[2020-07-20 10:44:28,292 INFO L268 CegarLoopResult]: For program point L761(lines 759 781) no Hoare annotation was computed.
[2020-07-20 10:44:28,292 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 756 782) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (<= 1 ~pumpRunning~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (= 0 ~systemActive~0))) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6)) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse7 .cse6) .cse2) (or .cse8 .cse9 .cse10 (and .cse7 .cse11)) (or .cse0 .cse4 .cse10 .cse2 .cse3) (or .cse9 .cse10 (and .cse4 .cse5 .cse11) .cse2 .cse3) (or .cse8 .cse0 .cse7 .cse10) (or .cse0 .cse12 .cse10 .cse13 .cse2) (or .cse12 .cse9 .cse10 .cse13 .cse2) (or .cse0 .cse10 (and .cse5 .cse11) .cse2)))
[2020-07-20 10:44:28,292 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 756 782) no Hoare annotation was computed.
[2020-07-20 10:44:28,293 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 756 782) no Hoare annotation was computed.
[2020-07-20 10:44:28,293 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4 (<= ~waterLevel~0 1) (<= 1 ~pumpRunning~0))) (.cse3 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or (not (= 0 ~systemActive~0)) .cse1 .cse2) (or .cse0 .cse1 .cse2 (and .cse4 (= 0 ~pumpRunning~0))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse5 .cse6) (or .cse0 .cse5 .cse2 .cse6 .cse3))))
[2020-07-20 10:44:28,293 INFO L264 CegarLoopResult]: At program point L770(lines 770 776) the Hoare annotation is: (let ((.cse13 (<= 1 ~pumpRunning~0)) (.cse12 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= 0 ~pumpRunning~0)) (.cse14 (<= ~waterLevel~0 1))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and .cse12 .cse11 (<= 1 ~switchedOnBeforeTS~0) .cse14)) (.cse4 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse12 .cse14 .cse13)) (.cse7 (not (= 0 ~systemActive~0))) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (and .cse12 .cse11)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (<= 2 ~waterLevel~0)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse6 .cse0 .cse1 .cse2 .cse4) (or .cse7 .cse8 (and .cse10 (<= ~waterLevel~0 2) .cse11) .cse3 .cse5) (or .cse6 .cse0 .cse8 .cse9) (or .cse0 (and .cse10 .cse12 .cse11) .cse8 (and .cse10 .cse12 .cse13) .cse3 .cse5))))
[2020-07-20 10:44:28,293 INFO L271 CegarLoopResult]: At program point L418-2(lines 418 432) the Hoare annotation is: true
[2020-07-20 10:44:28,293 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed.
[2020-07-20 10:44:28,294 INFO L271 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: true
[2020-07-20 10:44:28,294 INFO L268 CegarLoopResult]: For program point L414-1(line 414) no Hoare annotation was computed.
[2020-07-20 10:44:28,294 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true
[2020-07-20 10:44:28,294 INFO L271 CegarLoopResult]: At program point L433(lines 408 437) the Hoare annotation is: true
[2020-07-20 10:44:28,294 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed.
[2020-07-20 10:44:28,294 INFO L268 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed.
[2020-07-20 10:44:28,294 INFO L271 CegarLoopResult]: At program point L422-1(lines 422 426) the Hoare annotation is: true
[2020-07-20 10:44:28,294 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed.
[2020-07-20 10:44:28,294 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 615 623) no Hoare annotation was computed.
[2020-07-20 10:44:28,295 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 615 623) no Hoare annotation was computed.
[2020-07-20 10:44:28,295 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 615 623) no Hoare annotation was computed.
[2020-07-20 10:44:28,295 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 579 590) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse2) (or .cse0 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= |old(~waterLevel~0)| 2)) .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)))))
[2020-07-20 10:44:28,295 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 579 590) no Hoare annotation was computed.
[2020-07-20 10:44:28,295 INFO L268 CegarLoopResult]: For program point L583-1(lines 579 590) no Hoare annotation was computed.
[2020-07-20 10:44:28,295 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed.
[2020-07-20 10:44:28,295 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true
[2020-07-20 10:44:28,295 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 10:44:28,295 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0))
[2020-07-20 10:44:28,296 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-07-20 10:44:28,296 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 10:44:28,296 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 967 974) no Hoare annotation was computed.
[2020-07-20 10:44:28,296 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 967 974) the Hoare annotation is: true
[2020-07-20 10:44:28,296 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 967 974) no Hoare annotation was computed.
[2020-07-20 10:44:28,296 INFO L264 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 10:44:28,296 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 791 815) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 10:44:28,296 INFO L268 CegarLoopResult]: For program point L799(lines 799 807) no Hoare annotation was computed.
[2020-07-20 10:44:28,297 INFO L264 CegarLoopResult]: At program point L797(line 797) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 10:44:28,297 INFO L268 CegarLoopResult]: For program point L797-1(line 797) no Hoare annotation was computed.
[2020-07-20 10:44:28,297 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 791 815) no Hoare annotation was computed.
[2020-07-20 10:44:28,297 INFO L268 CegarLoopResult]: For program point L795(lines 795 812) no Hoare annotation was computed.
[2020-07-20 10:44:28,297 INFO L264 CegarLoopResult]: At program point L810(line 810) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 10:44:28,297 INFO L268 CegarLoopResult]: For program point L810-1(lines 791 815) no Hoare annotation was computed.
[2020-07-20 10:44:28,297 INFO L264 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 10:44:28,297 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 591 602) no Hoare annotation was computed.
[2020-07-20 10:44:28,298 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 591 602) the Hoare annotation is: (let ((.cse1 (not (= 0 ~systemActive~0))) (.cse0 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (<= 1 ~systemActive~0))) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse7 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse8) (or .cse6 .cse7 .cse1 .cse3) (or .cse5 .cse0 .cse2 .cse8 .cse4) (or .cse6 .cse5 .cse7 .cse3)))
[2020-07-20 10:44:28,298 INFO L268 CegarLoopResult]: For program point L595-1(lines 591 602) no Hoare annotation was computed.
[2020-07-20 10:44:28,298 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 512 519) no Hoare annotation was computed.
[2020-07-20 10:44:28,298 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed.
[2020-07-20 10:44:28,298 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 512 519) the Hoare annotation is: true
[2020-07-20 10:44:28,298 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 512 519) no Hoare annotation was computed.
[2020-07-20 10:44:28,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:44:28 BoogieIcfgContainer
[2020-07-20 10:44:28,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 10:44:28,318 INFO L168 Benchmark]: Toolchain (without parser) took 17639.33 ms. Allocated memory was 137.4 MB in the beginning and 415.8 MB in the end (delta: 278.4 MB). Free memory was 101.0 MB in the beginning and 175.3 MB in the end (delta: -74.4 MB). Peak memory consumption was 296.7 MB. Max. memory is 7.1 GB.
[2020-07-20 10:44:28,319 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-07-20 10:44:28,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.30 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.5 MB in the beginning and 167.0 MB in the end (delta: -66.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB.
[2020-07-20 10:44:28,321 INFO L168 Benchmark]: Boogie Preprocessor took 110.54 ms. Allocated memory is still 201.3 MB. Free memory was 167.0 MB in the beginning and 162.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB.
[2020-07-20 10:44:28,322 INFO L168 Benchmark]: RCFGBuilder took 1126.54 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 162.1 MB in the beginning and 189.1 MB in the end (delta: -27.0 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB.
[2020-07-20 10:44:28,322 INFO L168 Benchmark]: TraceAbstraction took 15740.58 ms. Allocated memory was 232.8 MB in the beginning and 415.8 MB in the end (delta: 183.0 MB). Free memory was 187.7 MB in the beginning and 175.3 MB in the end (delta: 12.3 MB). Peak memory consumption was 288.0 MB. Max. memory is 7.1 GB.
[2020-07-20 10:44:28,326 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 650.30 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.5 MB in the beginning and 167.0 MB in the end (delta: -66.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 110.54 ms. Allocated memory is still 201.3 MB. Free memory was 167.0 MB in the beginning and 162.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 1126.54 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 162.1 MB in the beginning and 189.1 MB in the end (delta: -27.0 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 15740.58 ms. Allocated memory was 232.8 MB in the beginning and 415.8 MB in the end (delta: 183.0 MB). Free memory was 187.7 MB in the beginning and 175.3 MB in the end (delta: 12.3 MB). Peak memory consumption was 288.0 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 516]: 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: 418]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 408]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 692]: Loop Invariant
Derived loop invariant: (((((!(\old(waterLevel) <= 1) || ((((pumpRunning <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || (((waterLevel <= 2 && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || (((0 == systemActive && waterLevel <= 2) && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(systemActive))) || ((((2 <= waterLevel && waterLevel <= 2) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)
- InvariantResult [Line: 691]: Loop Invariant
Derived loop invariant: (!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive))
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 44 procedures, 255 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.2s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1995 SDtfs, 1078 SDslu, 3442 SDs, 0 SdLazy, 1693 SolverSat, 363 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1099 GetRequests, 1040 SyntacticMatches, 6 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=994occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 414 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 1863 PreInvPairs, 1980 NumberOfFragments, 2145 HoareAnnotationTreeSize, 1863 FomulaSimplifications, 3358 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 66 FomulaSimplificationsInter, 9255 FormulaSimplificationTreeSizeReductionInter, 5.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 927 NumberOfCodeBlocks, 927 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1075 ConstructedInterpolants, 0 QuantifiedInterpolants, 215087 SizeOfPredicates, 26 NumberOfNonLiveVariables, 7837 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 122/144 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...