/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-177f698
[2020-08-21 13:06:25,371 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-08-21 13:06:25,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 13:06:25,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 13:06:25,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 13:06:25,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 13:06:25,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 13:06:25,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 13:06:25,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 13:06:25,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 13:06:25,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 13:06:25,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 13:06:25,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 13:06:25,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 13:06:25,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 13:06:25,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 13:06:25,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 13:06:25,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 13:06:25,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 13:06:25,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 13:06:25,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 13:06:25,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 13:06:25,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 13:06:25,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 13:06:25,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 13:06:25,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 13:06:25,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 13:06:25,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 13:06:25,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 13:06:25,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 13:06:25,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 13:06:25,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 13:06:25,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 13:06:25,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 13:06:25,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 13:06:25,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-21 13:06:25,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-21 13:06:25,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 13:06:25,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-21 13:06:25,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-21 13:06:25,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 13:06:25,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-21 13:06:25,520 INFO L113 SettingsManager]: Loading preferences was successful
[2020-08-21 13:06:25,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 13:06:25,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 13:06:25,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-08-21 13:06:25,524 INFO L138 SettingsManager]: * Use SBE=true
[2020-08-21 13:06:25,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 13:06:25,524 INFO L138 SettingsManager]: * sizeof long=4
[2020-08-21 13:06:25,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-08-21 13:06:25,525 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-08-21 13:06:25,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-08-21 13:06:25,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 13:06:25,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 13:06:25,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 13:06:25,527 INFO L138 SettingsManager]: * sizeof long double=12
[2020-08-21 13:06:25,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-08-21 13:06:25,527 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-08-21 13:06:25,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-08-21 13:06:25,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 13:06:25,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-08-21 13:06:25,528 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-08-21 13:06:25,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-08-21 13:06:25,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 13:06:25,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 13:06:25,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 13:06:25,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 13:06:25,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-08-21 13:06:25,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 13:06:25,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 13:06:25,530 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-08-21 13:06:25,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false
[2020-08-21 13:06:25,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 13:06:25,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 13:06:25,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 13:06:25,869 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-08-21 13:06:25,870 INFO L275 PluginConnector]: CDTParser initialized
[2020-08-21 13:06:25,870 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c
[2020-08-21 13:06:25,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ed3eaaab/6ecf9b1dc8c842e19f2aa5e0846bdef7/FLAGd609ae393
[2020-08-21 13:06:26,450 INFO L306 CDTParser]: Found 1 translation units.
[2020-08-21 13:06:26,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c
[2020-08-21 13:06:26,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ed3eaaab/6ecf9b1dc8c842e19f2aa5e0846bdef7/FLAGd609ae393
[2020-08-21 13:06:26,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ed3eaaab/6ecf9b1dc8c842e19f2aa5e0846bdef7
[2020-08-21 13:06:26,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 13:06:26,753 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 13:06:26,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 13:06:26,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 13:06:26,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 13:06:26,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 01:06:26" (1/1) ...
[2020-08-21 13:06:26,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@556c1ebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:26, skipping insertion in model container
[2020-08-21 13:06:26,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 01:06:26" (1/1) ...
[2020-08-21 13:06:26,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-08-21 13:06:26,830 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-08-21 13:06:27,185 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-08-21 13:06:27,205 INFO L203 MainTranslator]: Completed pre-run
[2020-08-21 13:06:27,404 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-08-21 13:06:27,436 INFO L208 MainTranslator]: Completed translation
[2020-08-21 13:06:27,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27 WrapperNode
[2020-08-21 13:06:27,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 13:06:27,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 13:06:27,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 13:06:27,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 13:06:27,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
[2020-08-21 13:06:27,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
[2020-08-21 13:06:27,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
[2020-08-21 13:06:27,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
[2020-08-21 13:06:27,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
[2020-08-21 13:06:27,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
[2020-08-21 13:06:27,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
[2020-08-21 13:06:27,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 13:06:27,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 13:06:27,554 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 13:06:27,554 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-08-21 13:06:27,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 13:06:27,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 13:06:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 13:06:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-21 13:06:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-21 13:06:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-21 13:06:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-21 13:06:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-21 13:06:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-21 13:06:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-21 13:06:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-21 13:06:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-21 13:06:27,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-21 13:06:27,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-21 13:06:27,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-21 13:06:27,643 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-21 13:06:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-21 13:06:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-21 13:06:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-21 13:06:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-21 13:06:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-21 13:06:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-21 13:06:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-21 13:06:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setup
[2020-08-21 13:06:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-21 13:06:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 13:06:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-21 13:06:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2020-08-21 13:06:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-21 13:06:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem
[2020-08-21 13:06:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure test
[2020-08-21 13:06:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1
[2020-08-21 13:06:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2
[2020-08-21 13:06:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 13:06:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-21 13:06:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure printf
[2020-08-21 13:06:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_one
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_features
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure free
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-21 13:06:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-21 13:06:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-21 13:06:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-08-21 13:06:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-21 13:06:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-21 13:06:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-21 13:06:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-21 13:06:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-21 13:06:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-08-21 13:06:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-21 13:06:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-21 13:06:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-21 13:06:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-21 13:06:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-21 13:06:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-21 13:06:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-21 13:06:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-21 13:06:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-21 13:06:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-21 13:06:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-21 13:06:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-21 13:06:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-21 13:06:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure printPump
[2020-08-21 13:06:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-21 13:06:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure setup
[2020-08-21 13:06:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1
[2020-08-21 13:06:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure test
[2020-08-21 13:06:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure runTest
[2020-08-21 13:06:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-08-21 13:06:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-21 13:06:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-21 13:06:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-21 13:06:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem
[2020-08-21 13:06:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem
[2020-08-21 13:06:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2
[2020-08-21 13:06:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-21 13:06:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2020-08-21 13:06:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-21 13:06:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base
[2020-08-21 13:06:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 13:06:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-21 13:06:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 13:06:28,742 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 13:06:28,742 INFO L295 CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-21 13:06:28,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 01:06:28 BoogieIcfgContainer
[2020-08-21 13:06:28,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 13:06:28,749 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 13:06:28,749 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 13:06:28,752 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-08-21 13:06:28,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 01:06:26" (1/3) ...
[2020-08-21 13:06:28,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4952101e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 01:06:28, skipping insertion in model container
[2020-08-21 13:06:28,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 01:06:27" (2/3) ...
[2020-08-21 13:06:28,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4952101e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 01:06:28, skipping insertion in model container
[2020-08-21 13:06:28,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 01:06:28" (3/3) ...
[2020-08-21 13:06:28,756 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product16.cil.c
[2020-08-21 13:06:28,767 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 13:06:28,775 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 13:06:28,788 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-21 13:06:28,808 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-08-21 13:06:28,808 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-08-21 13:06:28,808 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 13:06:28,809 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 13:06:28,809 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 13:06:28,809 INFO L380 AbstractCegarLoop]: Difference is false
[2020-08-21 13:06:28,809 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 13:06:28,809 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 13:06:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states.
[2020-08-21 13:06:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2020-08-21 13:06:28,841 INFO L414 BasicCegarLoop]: Found error trace
[2020-08-21 13:06:28,842 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:06:28,842 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:06:28,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:06:28,848 INFO L82 PathProgramCache]: Analyzing trace with hash 1266461352, now seen corresponding path program 1 times
[2020-08-21 13:06:28,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:06:28,856 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1589183347]
[2020-08-21 13:06:28,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:06:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,491 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:06:29,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:06:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:06:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:06:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:06:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:06:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 13:06:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2020-08-21 13:06:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2020-08-21 13:06:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:06:29,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1589183347]
[2020-08-21 13:06:29,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:06:29,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-21 13:06:29,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577248417]
[2020-08-21 13:06:29,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-21 13:06:29,597 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:06:29,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-21 13:06:29,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-21 13:06:29,614 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states.
[2020-08-21 13:06:30,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:06:30,613 INFO L93 Difference]: Finished difference Result 261 states and 347 transitions.
[2020-08-21 13:06:30,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2020-08-21 13:06:30,616 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51
[2020-08-21 13:06:30,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:06:30,632 INFO L225 Difference]: With dead ends: 261
[2020-08-21 13:06:30,632 INFO L226 Difference]: Without dead ends: 148
[2020-08-21 13:06:30,637 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-21 13:06:30,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states.
[2020-08-21 13:06:30,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 114.
[2020-08-21 13:06:30,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states.
[2020-08-21 13:06:30,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 134 transitions.
[2020-08-21 13:06:30,736 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 134 transitions. Word has length 51
[2020-08-21 13:06:30,736 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:06:30,736 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 134 transitions.
[2020-08-21 13:06:30,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-21 13:06:30,737 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 134 transitions.
[2020-08-21 13:06:30,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2020-08-21 13:06:30,740 INFO L414 BasicCegarLoop]: Found error trace
[2020-08-21 13:06:30,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:06:30,741 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-21 13:06:30,741 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:06:30,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:06:30,742 INFO L82 PathProgramCache]: Analyzing trace with hash 65491606, now seen corresponding path program 1 times
[2020-08-21 13:06:30,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:06:30,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [84971232]
[2020-08-21 13:06:30,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:06:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,133 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:06:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:06:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:06:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:06:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:06:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:06:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 13:06:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 13:06:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-21 13:06:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:31,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:06:31,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [84971232]
[2020-08-21 13:06:31,198 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:06:31,198 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-08-21 13:06:31,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839004413]
[2020-08-21 13:06:31,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-21 13:06:31,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:06:31,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-21 13:06:31,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-08-21 13:06:31,201 INFO L87 Difference]: Start difference. First operand 114 states and 134 transitions. Second operand 5 states.
[2020-08-21 13:06:31,665 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-08-21 13:06:32,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:06:32,387 INFO L93 Difference]: Finished difference Result 196 states and 246 transitions.
[2020-08-21 13:06:32,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-08-21 13:06:32,388 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52
[2020-08-21 13:06:32,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:06:32,390 INFO L225 Difference]: With dead ends: 196
[2020-08-21 13:06:32,391 INFO L226 Difference]: Without dead ends: 138
[2020-08-21 13:06:32,392 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-08-21 13:06:32,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states.
[2020-08-21 13:06:32,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 105.
[2020-08-21 13:06:32,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states.
[2020-08-21 13:06:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions.
[2020-08-21 13:06:32,429 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 52
[2020-08-21 13:06:32,429 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:06:32,429 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions.
[2020-08-21 13:06:32,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-21 13:06:32,430 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions.
[2020-08-21 13:06:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2020-08-21 13:06:32,432 INFO L414 BasicCegarLoop]: Found error trace
[2020-08-21 13:06:32,432 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:06:32,433 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-21 13:06:32,433 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:06:32,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:06:32,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1072526847, now seen corresponding path program 1 times
[2020-08-21 13:06:32,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:06:32,434 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548678379]
[2020-08-21 13:06:32,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:06:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,808 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:06:32,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:06:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:06:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:06:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:06:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:06:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 13:06:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2020-08-21 13:06:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-08-21 13:06:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:06:32,941 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548678379]
[2020-08-21 13:06:32,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:06:32,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 13:06:32,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526247878]
[2020-08-21 13:06:32,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 13:06:32,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:06:32,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 13:06:32,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 13:06:32,944 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 9 states.
[2020-08-21 13:06:33,345 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 13:06:33,703 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:33,963 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:34,210 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:35,053 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-08-21 13:06:36,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:06:36,600 INFO L93 Difference]: Finished difference Result 363 states and 463 transitions.
[2020-08-21 13:06:36,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2020-08-21 13:06:36,606 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57
[2020-08-21 13:06:36,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:06:36,610 INFO L225 Difference]: With dead ends: 363
[2020-08-21 13:06:36,611 INFO L226 Difference]: Without dead ends: 286
[2020-08-21 13:06:36,612 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240
[2020-08-21 13:06:36,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states.
[2020-08-21 13:06:36,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 221.
[2020-08-21 13:06:36,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states.
[2020-08-21 13:06:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 270 transitions.
[2020-08-21 13:06:36,680 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 270 transitions. Word has length 57
[2020-08-21 13:06:36,681 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:06:36,681 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 270 transitions.
[2020-08-21 13:06:36,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 13:06:36,681 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions.
[2020-08-21 13:06:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2020-08-21 13:06:36,684 INFO L414 BasicCegarLoop]: Found error trace
[2020-08-21 13:06:36,684 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:06:36,684 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-21 13:06:36,684 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:06:36,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:06:36,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1689182460, now seen corresponding path program 1 times
[2020-08-21 13:06:36,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:06:36,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1581051676]
[2020-08-21 13:06:36,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:06:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,028 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:06:37,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:06:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:06:37,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:06:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:06:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:06:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 13:06:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 13:06:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2020-08-21 13:06:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53
[2020-08-21 13:06:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:37,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:06:37,130 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1581051676]
[2020-08-21 13:06:37,130 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:06:37,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 13:06:37,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059558038]
[2020-08-21 13:06:37,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 13:06:37,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:06:37,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 13:06:37,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 13:06:37,133 INFO L87 Difference]: Start difference. First operand 221 states and 270 transitions. Second operand 9 states.
[2020-08-21 13:06:37,549 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 13:06:38,660 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:39,005 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 13:06:39,243 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:39,507 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:40,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:06:40,546 INFO L93 Difference]: Finished difference Result 712 states and 966 transitions.
[2020-08-21 13:06:40,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2020-08-21 13:06:40,547 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62
[2020-08-21 13:06:40,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:06:40,553 INFO L225 Difference]: With dead ends: 712
[2020-08-21 13:06:40,553 INFO L226 Difference]: Without dead ends: 519
[2020-08-21 13:06:40,556 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380
[2020-08-21 13:06:40,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states.
[2020-08-21 13:06:40,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 390.
[2020-08-21 13:06:40,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states.
[2020-08-21 13:06:40,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 480 transitions.
[2020-08-21 13:06:40,678 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 480 transitions. Word has length 62
[2020-08-21 13:06:40,679 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:06:40,679 INFO L479 AbstractCegarLoop]: Abstraction has 390 states and 480 transitions.
[2020-08-21 13:06:40,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 13:06:40,679 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 480 transitions.
[2020-08-21 13:06:40,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2020-08-21 13:06:40,682 INFO L414 BasicCegarLoop]: Found error trace
[2020-08-21 13:06:40,682 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 13:06:40,682 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-21 13:06:40,683 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 13:06:40,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 13:06:40,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1702077928, now seen corresponding path program 1 times
[2020-08-21 13:06:40,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 13:06:40,684 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [477050116]
[2020-08-21 13:06:40,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 13:06:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:40,979 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:06:40,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 13:06:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 13:06:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 13:06:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 13:06:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 13:06:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 13:06:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2020-08-21 13:06:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41
[2020-08-21 13:06:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2020-08-21 13:06:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57
[2020-08-21 13:06:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 13:06:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 13:06:41,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [477050116]
[2020-08-21 13:06:41,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 13:06:41,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-08-21 13:06:41,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329935172]
[2020-08-21 13:06:41,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-08-21 13:06:41,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 13:06:41,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-08-21 13:06:41,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90
[2020-08-21 13:06:41,128 INFO L87 Difference]: Start difference. First operand 390 states and 480 transitions. Second operand 10 states.
[2020-08-21 13:06:41,549 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 13:06:42,617 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:42,897 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:43,154 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 13:06:43,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 13:06:43,717 INFO L93 Difference]: Finished difference Result 791 states and 1081 transitions.
[2020-08-21 13:06:43,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2020-08-21 13:06:43,717 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66
[2020-08-21 13:06:43,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 13:06:43,718 INFO L225 Difference]: With dead ends: 791
[2020-08-21 13:06:43,719 INFO L226 Difference]: Without dead ends: 0
[2020-08-21 13:06:43,722 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462
[2020-08-21 13:06:43,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-21 13:06:43,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-21 13:06:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-21 13:06:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-21 13:06:43,723 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66
[2020-08-21 13:06:43,723 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-08-21 13:06:43,723 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-21 13:06:43,723 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-08-21 13:06:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-21 13:06:43,724 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-21 13:06:43,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-21 13:06:43,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-21 13:06:44,041 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 6
[2020-08-21 13:06:47,845 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 9
[2020-08-21 13:06:48,053 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27
[2020-08-21 13:06:48,222 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-21 13:06:48,401 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27
[2020-08-21 13:06:48,756 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 14
[2020-08-21 13:06:49,104 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13
[2020-08-21 13:06:49,411 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8
[2020-08-21 13:06:49,633 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 13:06:49,962 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8
[2020-08-21 13:06:50,305 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 14
[2020-08-21 13:06:50,467 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1
[2020-08-21 13:06:50,795 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 8
[2020-08-21 13:06:50,985 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-21 13:06:51,332 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8
[2020-08-21 13:06:51,837 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 17
[2020-08-21 13:06:52,011 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-21 13:06:52,187 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-21 13:06:52,357 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-21 13:06:52,517 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1
[2020-08-21 13:06:52,672 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15
[2020-08-21 13:06:52,984 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 9
[2020-08-21 13:06:53,141 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25
[2020-08-21 13:06:53,334 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1
[2020-08-21 13:06:53,698 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11
[2020-08-21 13:06:54,007 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8
[2020-08-21 13:06:54,036 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed.
[2020-08-21 13:06:54,036 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed.
[2020-08-21 13:06:54,037 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed.
[2020-08-21 13:06:54,037 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed.
[2020-08-21 13:06:54,037 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed.
[2020-08-21 13:06:54,037 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed.
[2020-08-21 13:06:54,037 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed.
[2020-08-21 13:06:54,038 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed.
[2020-08-21 13:06:54,038 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed.
[2020-08-21 13:06:54,038 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed.
[2020-08-21 13:06:54,038 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed.
[2020-08-21 13:06:54,039 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed.
[2020-08-21 13:06:54,039 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed.
[2020-08-21 13:06:54,039 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed.
[2020-08-21 13:06:54,039 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed.
[2020-08-21 13:06:54,039 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed.
[2020-08-21 13:06:54,039 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed.
[2020-08-21 13:06:54,039 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed.
[2020-08-21 13:06:54,040 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true
[2020-08-21 13:06:54,040 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed.
[2020-08-21 13:06:54,040 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed.
[2020-08-21 13:06:54,040 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true
[2020-08-21 13:06:54,040 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed.
[2020-08-21 13:06:54,040 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 616 638) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,041 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 616 638) no Hoare annotation was computed.
[2020-08-21 13:06:54,041 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))
[2020-08-21 13:06:54,041 INFO L264 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))
[2020-08-21 13:06:54,041 INFO L268 CegarLoopResult]: For program point L626(lines 626 633) no Hoare annotation was computed.
[2020-08-21 13:06:54,041 INFO L268 CegarLoopResult]: For program point L626-1(lines 626 633) no Hoare annotation was computed.
[2020-08-21 13:06:54,041 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed.
[2020-08-21 13:06:54,042 INFO L264 CegarLoopResult]: At program point L623(line 623) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,042 INFO L264 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,042 INFO L264 CegarLoopResult]: At program point L622-1(line 622) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,042 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 616 638) no Hoare annotation was computed.
[2020-08-21 13:06:54,042 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed.
[2020-08-21 13:06:54,042 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 572 595) no Hoare annotation was computed.
[2020-08-21 13:06:54,043 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 572 595) no Hoare annotation was computed.
[2020-08-21 13:06:54,043 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 572 595) no Hoare annotation was computed.
[2020-08-21 13:06:54,043 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed.
[2020-08-21 13:06:54,043 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed.
[2020-08-21 13:06:54,043 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed.
[2020-08-21 13:06:54,043 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed.
[2020-08-21 13:06:54,043 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 673 679) no Hoare annotation was computed.
[2020-08-21 13:06:54,044 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 673 679) the Hoare annotation is: true
[2020-08-21 13:06:54,045 INFO L264 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0))
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 795 809) no Hoare annotation was computed.
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed.
[2020-08-21 13:06:54,045 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 795 809) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 795 809) no Hoare annotation was computed.
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 706 713) no Hoare annotation was computed.
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 706 713) no Hoare annotation was computed.
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 706 713) no Hoare annotation was computed.
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed.
[2020-08-21 13:06:54,045 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true
[2020-08-21 13:06:54,045 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 759 794) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed.
[2020-08-21 13:06:54,046 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed.
[2020-08-21 13:06:54,047 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed.
[2020-08-21 13:06:54,047 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true
[2020-08-21 13:06:54,047 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed.
[2020-08-21 13:06:54,047 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed.
[2020-08-21 13:06:54,047 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed.
[2020-08-21 13:06:54,047 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed.
[2020-08-21 13:06:54,047 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed.
[2020-08-21 13:06:54,047 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed.
[2020-08-21 13:06:54,048 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed.
[2020-08-21 13:06:54,048 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed.
[2020-08-21 13:06:54,048 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed.
[2020-08-21 13:06:54,048 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 605 615) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,048 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 605 615) no Hoare annotation was computed.
[2020-08-21 13:06:54,048 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 605 615) no Hoare annotation was computed.
[2020-08-21 13:06:54,049 INFO L264 CegarLoopResult]: At program point L610(line 610) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,049 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true
[2020-08-21 13:06:54,049 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed.
[2020-08-21 13:06:54,049 INFO L271 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true
[2020-08-21 13:06:54,049 INFO L268 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed.
[2020-08-21 13:06:54,049 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed.
[2020-08-21 13:06:54,049 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true
[2020-08-21 13:06:54,050 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed.
[2020-08-21 13:06:54,050 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed.
[2020-08-21 13:06:54,050 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,050 INFO L268 CegarLoopResult]: For program point L700-1(lines 681 705) no Hoare annotation was computed.
[2020-08-21 13:06:54,050 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,050 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 681 705) no Hoare annotation was computed.
[2020-08-21 13:06:54,050 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 681 705) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,051 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,051 INFO L268 CegarLoopResult]: For program point L689(lines 689 697) no Hoare annotation was computed.
[2020-08-21 13:06:54,051 INFO L264 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,051 INFO L268 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed.
[2020-08-21 13:06:54,051 INFO L268 CegarLoopResult]: For program point L685(lines 685 702) no Hoare annotation was computed.
[2020-08-21 13:06:54,051 INFO L264 CegarLoopResult]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,051 INFO L268 CegarLoopResult]: For program point L830(lines 829 878) no Hoare annotation was computed.
[2020-08-21 13:06:54,052 INFO L264 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:06:54,052 INFO L268 CegarLoopResult]: For program point L859(lines 859 874) no Hoare annotation was computed.
[2020-08-21 13:06:54,052 INFO L268 CegarLoopResult]: For program point testFINAL(lines 819 886) no Hoare annotation was computed.
[2020-08-21 13:06:54,052 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:06:54,052 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed.
[2020-08-21 13:06:54,052 INFO L268 CegarLoopResult]: For program point L849-1(lines 849 855) no Hoare annotation was computed.
[2020-08-21 13:06:54,052 INFO L264 CegarLoopResult]: At program point L876(lines 829 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:06:54,053 INFO L264 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:06:54,053 INFO L268 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed.
[2020-08-21 13:06:54,053 INFO L268 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed.
[2020-08-21 13:06:54,053 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed.
[2020-08-21 13:06:54,053 INFO L264 CegarLoopResult]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-21 13:06:54,053 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:06:54,053 INFO L268 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed.
[2020-08-21 13:06:54,054 INFO L268 CegarLoopResult]: For program point testEXIT(lines 819 886) no Hoare annotation was computed.
[2020-08-21 13:06:54,054 INFO L264 CegarLoopResult]: At program point L867-1(lines 859 874) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-21 13:06:54,054 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed.
[2020-08-21 13:06:54,054 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed.
[2020-08-21 13:06:54,054 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed.
[2020-08-21 13:06:54,054 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed.
[2020-08-21 13:06:54,054 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed.
[2020-08-21 13:06:54,054 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed.
[2020-08-21 13:06:54,055 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 897 925) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-21 13:06:54,055 INFO L264 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: (not (= ~pumpRunning~0 0))
[2020-08-21 13:06:54,055 INFO L268 CegarLoopResult]: For program point L910(lines 910 916) no Hoare annotation was computed.
[2020-08-21 13:06:54,055 INFO L268 CegarLoopResult]: For program point L909(lines 909 919) no Hoare annotation was computed.
[2020-08-21 13:06:54,055 INFO L264 CegarLoopResult]: At program point L907(line 907) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)))))
[2020-08-21 13:06:54,055 INFO L268 CegarLoopResult]: For program point L907-1(line 907) no Hoare annotation was computed.
[2020-08-21 13:06:54,056 INFO L268 CegarLoopResult]: For program point L905(lines 905 922) no Hoare annotation was computed.
[2020-08-21 13:06:54,056 INFO L268 CegarLoopResult]: For program point L905-1(lines 897 925) no Hoare annotation was computed.
[2020-08-21 13:06:54,056 INFO L264 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-21 13:06:54,056 INFO L268 CegarLoopResult]: For program point L903-1(line 903) no Hoare annotation was computed.
[2020-08-21 13:06:54,056 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 897 925) no Hoare annotation was computed.
[2020-08-21 13:06:54,056 INFO L268 CegarLoopResult]: For program point L514-2(lines 514 522) no Hoare annotation was computed.
[2020-08-21 13:06:54,056 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 506 528) no Hoare annotation was computed.
[2020-08-21 13:06:54,057 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 506 528) no Hoare annotation was computed.
[2020-08-21 13:06:54,057 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 506 528) no Hoare annotation was computed.
[2020-08-21 13:06:54,057 INFO L268 CegarLoopResult]: For program point L514(lines 514 522) no Hoare annotation was computed.
[2020-08-21 13:06:54,057 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 889 896) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))
[2020-08-21 13:06:54,057 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 889 896) no Hoare annotation was computed.
[2020-08-21 13:06:54,057 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 889 896) no Hoare annotation was computed.
[2020-08-21 13:06:54,057 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed.
[2020-08-21 13:06:54,057 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed.
[2020-08-21 13:06:54,058 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed.
[2020-08-21 13:06:54,059 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed.
[2020-08-21 13:06:54,060 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-08-21 13:06:54,060 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|))
[2020-08-21 13:06:54,060 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-08-21 13:06:54,060 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed.
[2020-08-21 13:06:54,060 INFO L268 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 714 730) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 714 730) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point L725-1(lines 714 730) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 529 537) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 529 537) no Hoare annotation was computed.
[2020-08-21 13:06:54,061 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 529 537) no Hoare annotation was computed.
[2020-08-21 13:06:54,062 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed.
[2020-08-21 13:06:54,062 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed.
[2020-08-21 13:06:54,062 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed.
[2020-08-21 13:06:54,062 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 485 496) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-21 13:06:54,062 INFO L268 CegarLoopResult]: For program point L489-1(lines 485 496) no Hoare annotation was computed.
[2020-08-21 13:06:54,062 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 485 496) no Hoare annotation was computed.
[2020-08-21 13:06:54,062 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 497 505) the Hoare annotation is: true
[2020-08-21 13:06:54,062 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 497 505) no Hoare annotation was computed.
[2020-08-21 13:06:54,063 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 497 505) no Hoare annotation was computed.
[2020-08-21 13:06:54,063 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,063 INFO L264 CegarLoopResult]: At program point L660(lines 660 666) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,063 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 649 672) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 13:06:54,063 INFO L264 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0))
[2020-08-21 13:06:54,063 INFO L268 CegarLoopResult]: For program point L653(lines 652 671) no Hoare annotation was computed.
[2020-08-21 13:06:54,063 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 649 672) no Hoare annotation was computed.
[2020-08-21 13:06:54,064 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 649 672) no Hoare annotation was computed.
[2020-08-21 13:06:54,064 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 541 570) no Hoare annotation was computed.
[2020-08-21 13:06:54,064 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 541 570) the Hoare annotation is: true
[2020-08-21 13:06:54,064 INFO L271 CegarLoopResult]: At program point L566(lines 541 570) the Hoare annotation is: true
[2020-08-21 13:06:54,064 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed.
[2020-08-21 13:06:54,064 INFO L268 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed.
[2020-08-21 13:06:54,064 INFO L271 CegarLoopResult]: At program point L555-1(lines 555 559) the Hoare annotation is: true
[2020-08-21 13:06:54,064 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed.
[2020-08-21 13:06:54,065 INFO L271 CegarLoopResult]: At program point L551-2(lines 551 565) the Hoare annotation is: true
[2020-08-21 13:06:54,065 INFO L271 CegarLoopResult]: At program point L547(line 547) the Hoare annotation is: true
[2020-08-21 13:06:54,065 INFO L268 CegarLoopResult]: For program point L547-1(line 547) no Hoare annotation was computed.
[2020-08-21 13:06:54,065 INFO L268 CegarLoopResult]: For program point L465-1(lines 461 472) no Hoare annotation was computed.
[2020-08-21 13:06:54,065 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 461 472) the Hoare annotation is: true
[2020-08-21 13:06:54,065 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 461 472) no Hoare annotation was computed.
[2020-08-21 13:06:54,065 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 596 602) no Hoare annotation was computed.
[2020-08-21 13:06:54,065 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 596 602) the Hoare annotation is: true
[2020-08-21 13:06:54,066 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-08-21 13:06:54,066 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0))
[2020-08-21 13:06:54,066 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-08-21 13:06:54,066 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-08-21 13:06:54,066 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 810 817) no Hoare annotation was computed.
[2020-08-21 13:06:54,066 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 810 817) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0)))
[2020-08-21 13:06:54,067 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 810 817) no Hoare annotation was computed.
[2020-08-21 13:06:54,067 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 473 484) no Hoare annotation was computed.
[2020-08-21 13:06:54,067 INFO L268 CegarLoopResult]: For program point L477-1(lines 473 484) no Hoare annotation was computed.
[2020-08-21 13:06:54,067 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 473 484) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)))
[2020-08-21 13:06:54,067 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 444 451) no Hoare annotation was computed.
[2020-08-21 13:06:54,067 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed.
[2020-08-21 13:06:54,067 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 444 451) the Hoare annotation is: true
[2020-08-21 13:06:54,068 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 444 451) no Hoare annotation was computed.
[2020-08-21 13:06:54,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 01:06:54 BoogieIcfgContainer
[2020-08-21 13:06:54,084 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-21 13:06:54,086 INFO L168 Benchmark]: Toolchain (without parser) took 27333.67 ms. Allocated memory was 148.4 MB in the beginning and 655.4 MB in the end (delta: 507.0 MB). Free memory was 102.9 MB in the beginning and 184.9 MB in the end (delta: -82.0 MB). Peak memory consumption was 500.2 MB. Max. memory is 7.1 GB.
[2020-08-21 13:06:54,087 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 148.4 MB. Free memory was 121.6 MB in the beginning and 121.2 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB.
[2020-08-21 13:06:54,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.87 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 173.6 MB in the end (delta: -71.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB.
[2020-08-21 13:06:54,089 INFO L168 Benchmark]: Boogie Preprocessor took 111.63 ms. Allocated memory is still 205.0 MB. Free memory was 173.6 MB in the beginning and 169.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB.
[2020-08-21 13:06:54,090 INFO L168 Benchmark]: RCFGBuilder took 1193.71 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 169.8 MB in the beginning and 195.7 MB in the end (delta: -25.9 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB.
[2020-08-21 13:06:54,090 INFO L168 Benchmark]: TraceAbstraction took 25335.22 ms. Allocated memory was 234.9 MB in the beginning and 655.4 MB in the end (delta: 420.5 MB). Free memory was 195.7 MB in the beginning and 184.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 506.6 MB. Max. memory is 7.1 GB.
[2020-08-21 13:06:54,094 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 148.4 MB. Free memory was 121.6 MB in the beginning and 121.2 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 683.87 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 173.6 MB in the end (delta: -71.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 111.63 ms. Allocated memory is still 205.0 MB. Free memory was 173.6 MB in the beginning and 169.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 1193.71 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 169.8 MB in the beginning and 195.7 MB in the end (delta: -25.9 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 25335.22 ms. Allocated memory was 234.9 MB in the beginning and 655.4 MB in the end (delta: 420.5 MB). Free memory was 195.7 MB in the beginning and 184.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 506.6 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 448]: 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: 828]: Loop Invariant
Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
- InvariantResult [Line: 541]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 829]: Loop Invariant
Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0)
- InvariantResult [Line: 551]: Loop Invariant
Derived loop invariant: 1
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 39 procedures, 226 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 496 SDtfs, 918 SDslu, 592 SDs, 0 SdLazy, 2497 SolverSat, 713 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 261 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 538 PreInvPairs, 665 NumberOfFragments, 802 HoareAnnotationTreeSize, 538 FomulaSimplifications, 327326 FormulaSimplificationTreeSizeReduction, 3.7s HoareSimplificationTime, 55 FomulaSimplificationsInter, 17680 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 84043 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...