/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=HIGHLEXORDER -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c


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


This is Ultimate 0.1.25-5644d1e-m
[2020-08-18 19:14:44,734 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-18 19:14:44,737 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-18 19:14:44,778 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-18 19:14:44,779 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-18 19:14:44,788 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-18 19:14:44,791 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-18 19:14:44,794 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-18 19:14:44,796 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-18 19:14:44,799 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-18 19:14:44,800 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-18 19:14:44,801 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-18 19:14:44,801 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-18 19:14:44,804 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-18 19:14:44,806 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-18 19:14:44,807 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-18 19:14:44,809 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-18 19:14:44,810 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-18 19:14:44,812 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-18 19:14:44,819 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-18 19:14:44,821 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-18 19:14:44,822 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-18 19:14:44,823 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-18 19:14:44,824 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-18 19:14:44,841 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-18 19:14:44,841 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-18 19:14:44,841 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-18 19:14:44,842 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-18 19:14:44,843 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-18 19:14:44,843 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-18 19:14:44,844 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-18 19:14:44,844 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-18 19:14:44,848 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-18 19:14:44,849 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-18 19:14:44,852 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-18 19:14:44,852 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-18 19:14:44,853 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-18 19:14:44,853 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-18 19:14:44,853 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-18 19:14:44,854 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-18 19:14:44,858 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-18 19:14:44,859 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-18 19:14:44,879 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-18 19:14:44,880 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-18 19:14:44,881 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-18 19:14:44,881 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-18 19:14:44,881 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-18 19:14:44,882 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-18 19:14:44,882 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-18 19:14:44,882 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-18 19:14:44,882 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-18 19:14:44,882 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-18 19:14:44,882 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-18 19:14:44,883 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-18 19:14:44,883 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-18 19:14:44,883 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-18 19:14:44,883 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-18 19:14:44,883 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-18 19:14:44,884 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-18 19:14:44,884 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-18 19:14:44,884 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-18 19:14:44,884 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-18 19:14:44,884 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-18 19:14:44,885 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-18 19:14:44,885 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-18 19:14:44,885 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-18 19:14:44,885 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-18 19:14:44,885 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-18 19:14:44,886 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-18 19:14:44,886 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-18 19:14:44,886 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-18 19:14:44,886 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=HIGHLEXORDER;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=HIGHLEXORDER;
[2020-08-18 19:14:45,190 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-18 19:14:45,201 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-18 19:14:45,204 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-18 19:14:45,205 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-18 19:14:45,205 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-18 19:14:45,206 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c
[2020-08-18 19:14:45,268 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f30ec3c8e/4c168d5420474b92b7b3b9d62abc589e/FLAGfbd5afbe9
[2020-08-18 19:14:45,771 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-18 19:14:45,772 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c
[2020-08-18 19:14:45,785 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f30ec3c8e/4c168d5420474b92b7b3b9d62abc589e/FLAGfbd5afbe9
[2020-08-18 19:14:46,068 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f30ec3c8e/4c168d5420474b92b7b3b9d62abc589e
[2020-08-18 19:14:46,076 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-18 19:14:46,077 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-18 19:14:46,079 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-18 19:14:46,079 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-18 19:14:46,083 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-18 19:14:46,084 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,086 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21046f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46, skipping insertion in model container
[2020-08-18 19:14:46,087 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,096 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-18 19:14:46,143 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-18 19:14:46,574 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 19:14:46,585 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-18 19:14:46,685 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 19:14:46,717 INFO  L208         MainTranslator]: Completed translation
[2020-08-18 19:14:46,718 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46 WrapperNode
[2020-08-18 19:14:46,718 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-18 19:14:46,719 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-18 19:14:46,719 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-18 19:14:46,719 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-18 19:14:46,733 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,734 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,752 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,753 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,784 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,796 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,806 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
[2020-08-18 19:14:46,814 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-18 19:14:46,814 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-18 19:14:46,815 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-18 19:14:46,815 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-18 19:14:46,816 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-18 19:14:46,874 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-18 19:14:46,874 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-18 19:14:46,874 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-18 19:14:46,874 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-18 19:14:46,874 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-18 19:14:46,874 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-18 19:14:46,875 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-18 19:14:46,875 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-18 19:14:46,875 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-18 19:14:46,875 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1
[2020-08-18 19:14:46,875 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-18 19:14:46,875 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-18 19:14:46,875 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-08-18 19:14:46,876 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-18 19:14:46,876 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-18 19:14:46,876 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-18 19:14:46,876 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-18 19:14:46,876 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-18 19:14:46,876 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-18 19:14:46,877 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-08-18 19:14:46,877 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-18 19:14:46,877 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-18 19:14:46,877 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-18 19:14:46,877 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-18 19:14:46,877 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-18 19:14:46,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-18 19:14:46,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-18 19:14:46,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-18 19:14:46,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-18 19:14:46,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-18 19:14:46,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-18 19:14:46,878 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-18 19:14:46,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-18 19:14:46,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-18 19:14:46,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-18 19:14:46,879 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-18 19:14:46,879 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-18 19:14:46,879 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-18 19:14:46,879 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-18 19:14:46,880 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-18 19:14:46,880 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-18 19:14:46,880 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-18 19:14:46,880 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-18 19:14:46,880 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-18 19:14:46,880 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-18 19:14:46,880 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-18 19:14:46,881 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-18 19:14:46,881 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-18 19:14:46,881 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1
[2020-08-18 19:14:46,881 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-18 19:14:46,881 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-18 19:14:46,881 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-18 19:14:46,881 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-18 19:14:46,882 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2020-08-18 19:14:46,882 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-18 19:14:46,882 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-08-18 19:14:46,882 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-18 19:14:46,882 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-18 19:14:46,882 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-18 19:14:46,883 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-18 19:14:46,884 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-18 19:14:46,884 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-18 19:14:46,884 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-18 19:14:46,884 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-18 19:14:46,884 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-18 19:14:46,884 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-18 19:14:46,885 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-18 19:14:46,885 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-18 19:14:46,885 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-18 19:14:46,885 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-18 19:14:46,885 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-18 19:14:46,885 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-18 19:14:46,886 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-18 19:14:46,886 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-18 19:14:46,886 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-18 19:14:46,886 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-18 19:14:46,886 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-18 19:14:46,886 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-18 19:14:46,887 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-18 19:14:47,909 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-18 19:14:47,909 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-18 19:14:47,914 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:14:47 BoogieIcfgContainer
[2020-08-18 19:14:47,915 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-18 19:14:47,916 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-18 19:14:47,916 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-18 19:14:47,919 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-18 19:14:47,920 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 07:14:46" (1/3) ...
[2020-08-18 19:14:47,920 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245b953a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 07:14:47, skipping insertion in model container
[2020-08-18 19:14:47,921 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:46" (2/3) ...
[2020-08-18 19:14:47,921 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245b953a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 07:14:47, skipping insertion in model container
[2020-08-18 19:14:47,921 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:14:47" (3/3) ...
[2020-08-18 19:14:47,923 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec1_product07.cil.c
[2020-08-18 19:14:47,934 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-18 19:14:47,942 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-18 19:14:47,956 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-18 19:14:47,982 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-18 19:14:47,983 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-18 19:14:47,983 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-18 19:14:47,983 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-18 19:14:47,986 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-18 19:14:47,986 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-18 19:14:47,986 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-18 19:14:47,986 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-18 19:14:48,021 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states.
[2020-08-18 19:14:48,032 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-08-18 19:14:48,032 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 19:14:48,033 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 19:14:48,034 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 19:14:48,039 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 19:14:48,039 INFO  L82        PathProgramCache]: Analyzing trace with hash 1594153299, now seen corresponding path program 1 times
[2020-08-18 19:14:48,046 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 19:14:48,047 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2096712019]
[2020-08-18 19:14:48,047 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 19:14:48,308 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,724 WARN  L193               SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 19:14:48,725 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 19:14:48,734 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,785 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 19:14:48,786 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,790 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 19:14:48,794 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,797 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 19:14:48,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,800 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 19:14:48,804 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,808 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2020-08-18 19:14:48,809 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,811 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2020-08-18 19:14:48,812 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:48,825 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 19:14:48,826 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2096712019]
[2020-08-18 19:14:48,828 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 19:14:48,829 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-08-18 19:14:48,830 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292754578]
[2020-08-18 19:14:48,836 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-08-18 19:14:48,836 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 19:14:48,851 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-08-18 19:14:48,852 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-18 19:14:48,854 INFO  L87              Difference]: Start difference. First operand 148 states. Second operand 3 states.
[2020-08-18 19:14:49,941 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 19:14:49,941 INFO  L93              Difference]: Finished difference Result 251 states and 336 transitions.
[2020-08-18 19:14:49,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-08-18 19:14:49,943 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 46
[2020-08-18 19:14:49,944 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 19:14:49,959 INFO  L225             Difference]: With dead ends: 251
[2020-08-18 19:14:49,959 INFO  L226             Difference]: Without dead ends: 137
[2020-08-18 19:14:49,966 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-18 19:14:49,989 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 137 states.
[2020-08-18 19:14:50,099 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 105.
[2020-08-18 19:14:50,100 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 105 states.
[2020-08-18 19:14:50,109 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 124 transitions.
[2020-08-18 19:14:50,111 INFO  L78                 Accepts]: Start accepts. Automaton has 105 states and 124 transitions. Word has length 46
[2020-08-18 19:14:50,112 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 19:14:50,112 INFO  L479      AbstractCegarLoop]: Abstraction has 105 states and 124 transitions.
[2020-08-18 19:14:50,113 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-08-18 19:14:50,113 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions.
[2020-08-18 19:14:50,117 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-08-18 19:14:50,118 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 19:14:50,118 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 19:14:50,119 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-18 19:14:50,119 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 19:14:50,120 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 19:14:50,120 INFO  L82        PathProgramCache]: Analyzing trace with hash -2039771295, now seen corresponding path program 1 times
[2020-08-18 19:14:50,120 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 19:14:50,120 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [783885796]
[2020-08-18 19:14:50,121 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 19:14:50,195 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,534 WARN  L193               SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 19:14:50,535 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 19:14:50,541 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,603 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 19:14:50,604 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,606 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 19:14:50,607 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,609 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 19:14:50,609 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,611 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 19:14:50,612 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,613 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-18 19:14:50,614 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,616 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-18 19:14:50,620 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:50,633 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 19:14:50,634 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [783885796]
[2020-08-18 19:14:50,634 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 19:14:50,634 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-18 19:14:50,635 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199790414]
[2020-08-18 19:14:50,637 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-18 19:14:50,638 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 19:14:50,638 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-18 19:14:50,638 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-08-18 19:14:50,639 INFO  L87              Difference]: Start difference. First operand 105 states and 124 transitions. Second operand 4 states.
[2020-08-18 19:14:51,053 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 19:14:51,695 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 19:14:51,696 INFO  L93              Difference]: Finished difference Result 178 states and 219 transitions.
[2020-08-18 19:14:51,696 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-08-18 19:14:51,696 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 47
[2020-08-18 19:14:51,697 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 19:14:51,700 INFO  L225             Difference]: With dead ends: 178
[2020-08-18 19:14:51,700 INFO  L226             Difference]: Without dead ends: 121
[2020-08-18 19:14:51,701 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-08-18 19:14:51,702 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 121 states.
[2020-08-18 19:14:51,743 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 96.
[2020-08-18 19:14:51,743 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 96 states.
[2020-08-18 19:14:51,744 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 112 transitions.
[2020-08-18 19:14:51,745 INFO  L78                 Accepts]: Start accepts. Automaton has 96 states and 112 transitions. Word has length 47
[2020-08-18 19:14:51,745 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 19:14:51,745 INFO  L479      AbstractCegarLoop]: Abstraction has 96 states and 112 transitions.
[2020-08-18 19:14:51,745 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-18 19:14:51,745 INFO  L276                IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions.
[2020-08-18 19:14:51,756 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2020-08-18 19:14:51,757 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 19:14:51,757 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 19:14:51,757 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-18 19:14:51,757 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 19:14:51,758 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 19:14:51,758 INFO  L82        PathProgramCache]: Analyzing trace with hash 790886080, now seen corresponding path program 1 times
[2020-08-18 19:14:51,758 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 19:14:51,758 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [707187391]
[2020-08-18 19:14:51,759 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 19:14:51,820 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,106 WARN  L193               SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 19:14:52,109 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 19:14:52,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,145 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 19:14:52,146 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,148 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 19:14:52,148 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,150 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 19:14:52,150 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,163 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 19:14:52,164 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,166 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-18 19:14:52,166 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,167 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-18 19:14:52,168 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:52,177 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 19:14:52,177 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [707187391]
[2020-08-18 19:14:52,178 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 19:14:52,178 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-18 19:14:52,178 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733583422]
[2020-08-18 19:14:52,179 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-18 19:14:52,179 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 19:14:52,179 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-18 19:14:52,179 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-18 19:14:52,180 INFO  L87              Difference]: Start difference. First operand 96 states and 112 transitions. Second operand 8 states.
[2020-08-18 19:14:52,605 WARN  L193               SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 19:14:52,914 WARN  L193               SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:14:53,151 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:14:53,421 WARN  L193               SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:14:54,105 WARN  L193               SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 19:14:55,393 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 19:14:55,393 INFO  L93              Difference]: Finished difference Result 336 states and 422 transitions.
[2020-08-18 19:14:55,399 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-08-18 19:14:55,399 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 51
[2020-08-18 19:14:55,400 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 19:14:55,403 INFO  L225             Difference]: With dead ends: 336
[2020-08-18 19:14:55,403 INFO  L226             Difference]: Without dead ends: 264
[2020-08-18 19:14:55,405 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2020-08-18 19:14:55,406 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 264 states.
[2020-08-18 19:14:55,491 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 210.
[2020-08-18 19:14:55,492 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 210 states.
[2020-08-18 19:14:55,493 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 256 transitions.
[2020-08-18 19:14:55,494 INFO  L78                 Accepts]: Start accepts. Automaton has 210 states and 256 transitions. Word has length 51
[2020-08-18 19:14:55,494 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 19:14:55,494 INFO  L479      AbstractCegarLoop]: Abstraction has 210 states and 256 transitions.
[2020-08-18 19:14:55,494 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-18 19:14:55,495 INFO  L276                IsEmpty]: Start isEmpty. Operand 210 states and 256 transitions.
[2020-08-18 19:14:55,496 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2020-08-18 19:14:55,496 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 19:14:55,496 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 19:14:55,496 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-18 19:14:55,497 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 19:14:55,497 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 19:14:55,497 INFO  L82        PathProgramCache]: Analyzing trace with hash -1905735507, now seen corresponding path program 1 times
[2020-08-18 19:14:55,497 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 19:14:55,498 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [323164838]
[2020-08-18 19:14:55,498 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 19:14:55,523 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,771 WARN  L193               SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 19:14:55,777 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 19:14:55,790 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,805 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 19:14:55,806 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,808 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 19:14:55,808 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,810 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 19:14:55,810 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,812 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 19:14:55,813 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,844 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-18 19:14:55,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,848 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-18 19:14:55,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,867 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2020-08-18 19:14:55,868 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:55,885 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 19:14:55,886 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [323164838]
[2020-08-18 19:14:55,886 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 19:14:55,886 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-18 19:14:55,888 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970446467]
[2020-08-18 19:14:55,888 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-18 19:14:55,888 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 19:14:55,889 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-18 19:14:55,889 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-18 19:14:55,889 INFO  L87              Difference]: Start difference. First operand 210 states and 256 transitions. Second operand 8 states.
[2020-08-18 19:14:56,296 WARN  L193               SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 19:14:57,150 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:14:57,492 WARN  L193               SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 19:14:57,786 WARN  L193               SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:14:58,057 WARN  L193               SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:14:58,390 WARN  L193               SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 19:14:59,012 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 19:14:59,013 INFO  L93              Difference]: Finished difference Result 680 states and 901 transitions.
[2020-08-18 19:14:59,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2020-08-18 19:14:59,014 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 57
[2020-08-18 19:14:59,014 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 19:14:59,020 INFO  L225             Difference]: With dead ends: 680
[2020-08-18 19:14:59,021 INFO  L226             Difference]: Without dead ends: 494
[2020-08-18 19:14:59,024 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210
[2020-08-18 19:14:59,048 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 494 states.
[2020-08-18 19:14:59,148 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 375.
[2020-08-18 19:14:59,149 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 375 states.
[2020-08-18 19:14:59,151 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 462 transitions.
[2020-08-18 19:14:59,151 INFO  L78                 Accepts]: Start accepts. Automaton has 375 states and 462 transitions. Word has length 57
[2020-08-18 19:14:59,152 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 19:14:59,152 INFO  L479      AbstractCegarLoop]: Abstraction has 375 states and 462 transitions.
[2020-08-18 19:14:59,152 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-18 19:14:59,152 INFO  L276                IsEmpty]: Start isEmpty. Operand 375 states and 462 transitions.
[2020-08-18 19:14:59,154 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 62
[2020-08-18 19:14:59,154 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 19:14:59,154 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]
[2020-08-18 19:14:59,155 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-18 19:14:59,155 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 19:14:59,155 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 19:14:59,155 INFO  L82        PathProgramCache]: Analyzing trace with hash 718604337, now seen corresponding path program 1 times
[2020-08-18 19:14:59,155 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 19:14:59,156 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2024829111]
[2020-08-18 19:14:59,156 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 19:14:59,180 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,414 WARN  L193               SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 19:14:59,415 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 19:14:59,426 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,439 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 19:14:59,440 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,441 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 19:14:59,441 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,442 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 19:14:59,443 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,444 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 19:14:59,445 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,471 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30
[2020-08-18 19:14:59,472 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,485 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-18 19:14:59,486 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,488 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2020-08-18 19:14:59,492 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,493 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53
[2020-08-18 19:14:59,494 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 19:14:59,517 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 19:14:59,517 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2024829111]
[2020-08-18 19:14:59,518 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 19:14:59,518 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-18 19:14:59,518 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869469725]
[2020-08-18 19:14:59,520 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-18 19:14:59,520 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 19:14:59,520 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-18 19:14:59,521 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-18 19:14:59,521 INFO  L87              Difference]: Start difference. First operand 375 states and 462 transitions. Second operand 9 states.
[2020-08-18 19:15:00,004 WARN  L193               SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 19:15:00,889 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:15:01,155 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:15:01,503 WARN  L193               SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 19:15:01,868 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 19:15:01,868 INFO  L93              Difference]: Finished difference Result 705 states and 922 transitions.
[2020-08-18 19:15:01,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-08-18 19:15:01,869 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 61
[2020-08-18 19:15:01,870 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 19:15:01,870 INFO  L225             Difference]: With dead ends: 705
[2020-08-18 19:15:01,870 INFO  L226             Difference]: Without dead ends: 0
[2020-08-18 19:15:01,873 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240
[2020-08-18 19:15:01,873 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-18 19:15:01,873 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-18 19:15:01,873 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-18 19:15:01,874 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-18 19:15:01,874 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61
[2020-08-18 19:15:01,874 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 19:15:01,874 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-18 19:15:01,874 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-18 19:15:01,875 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-18 19:15:01,875 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-18 19:15:01,875 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-18 19:15:01,878 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-18 19:15:04,481 WARN  L193               SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 9
[2020-08-18 19:15:04,794 WARN  L193               SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 9
[2020-08-18 19:15:04,946 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 19:15:05,138 WARN  L193               SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1
[2020-08-18 19:15:05,293 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1
[2020-08-18 19:15:05,528 WARN  L193               SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8
[2020-08-18 19:15:05,711 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 19:15:06,176 WARN  L193               SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 14
[2020-08-18 19:15:06,374 WARN  L193               SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 19:15:06,675 WARN  L193               SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11
[2020-08-18 19:15:06,830 WARN  L193               SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1
[2020-08-18 19:15:07,134 WARN  L193               SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8
[2020-08-18 19:15:07,434 WARN  L193               SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8
[2020-08-18 19:15:07,630 WARN  L193               SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24
[2020-08-18 19:15:07,802 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24
[2020-08-18 19:15:07,992 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 19:15:08,194 WARN  L193               SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 19:15:08,370 WARN  L193               SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1
[2020-08-18 19:15:08,702 WARN  L193               SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11
[2020-08-18 19:15:08,878 WARN  L193               SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1
[2020-08-18 19:15:09,062 WARN  L193               SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 19:15:09,380 WARN  L193               SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11
[2020-08-18 19:15:09,544 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 19:15:09,549 INFO  L268        CegarLoopResult]: For program point  L601(lines 601 605)  no Hoare annotation was computed.
[2020-08-18 19:15:09,550 INFO  L268        CegarLoopResult]: For program point  L601-1(lines 601 605)  no Hoare annotation was computed.
[2020-08-18 19:15:09,550 INFO  L268        CegarLoopResult]: For program point  L596(line 596)  no Hoare annotation was computed.
[2020-08-18 19:15:09,550 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 570 625)  no Hoare annotation was computed.
[2020-08-18 19:15:09,550 INFO  L268        CegarLoopResult]: For program point  L595-2(lines 595 616)  no Hoare annotation was computed.
[2020-08-18 19:15:09,550 INFO  L268        CegarLoopResult]: For program point  L617(lines 594 618)  no Hoare annotation was computed.
[2020-08-18 19:15:09,551 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 570 625)  no Hoare annotation was computed.
[2020-08-18 19:15:09,551 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 570 625)  no Hoare annotation was computed.
[2020-08-18 19:15:09,551 INFO  L268        CegarLoopResult]: For program point  L671(line 671)  no Hoare annotation was computed.
[2020-08-18 19:15:09,551 INFO  L268        CegarLoopResult]: For program point  L671-1(line 671)  no Hoare annotation was computed.
[2020-08-18 19:15:09,551 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 626 685)  no Hoare annotation was computed.
[2020-08-18 19:15:09,551 INFO  L268        CegarLoopResult]: For program point  L658(lines 658 662)  no Hoare annotation was computed.
[2020-08-18 19:15:09,551 INFO  L268        CegarLoopResult]: For program point  L658-1(lines 658 662)  no Hoare annotation was computed.
[2020-08-18 19:15:09,552 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 626 685)  no Hoare annotation was computed.
[2020-08-18 19:15:09,552 INFO  L268        CegarLoopResult]: For program point  L653(line 653)  no Hoare annotation was computed.
[2020-08-18 19:15:09,552 INFO  L268        CegarLoopResult]: For program point  L652-2(lines 652 677)  no Hoare annotation was computed.
[2020-08-18 19:15:09,552 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 626 685)  no Hoare annotation was computed.
[2020-08-18 19:15:09,552 INFO  L268        CegarLoopResult]: For program point  L678(lines 651 679)  no Hoare annotation was computed.
[2020-08-18 19:15:09,552 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 405 411)  the Hoare annotation is:  true
[2020-08-18 19:15:09,553 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 405 411)  no Hoare annotation was computed.
[2020-08-18 19:15:09,553 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 412 420)  no Hoare annotation was computed.
[2020-08-18 19:15:09,553 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 412 420)  the Hoare annotation is:  true
[2020-08-18 19:15:09,553 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 412 420)  no Hoare annotation was computed.
[2020-08-18 19:15:09,553 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 494 516)  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)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,553 INFO  L264        CegarLoopResult]: At program point  L506(line 506)  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)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,554 INFO  L264        CegarLoopResult]: At program point  L506-1(line 506)  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)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,554 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 494 516)  no Hoare annotation was computed.
[2020-08-18 19:15:09,554 INFO  L268        CegarLoopResult]: For program point  L504(lines 504 511)  no Hoare annotation was computed.
[2020-08-18 19:15:09,554 INFO  L268        CegarLoopResult]: For program point  L504-1(lines 504 511)  no Hoare annotation was computed.
[2020-08-18 19:15:09,554 INFO  L268        CegarLoopResult]: For program point  L502(line 502)  no Hoare annotation was computed.
[2020-08-18 19:15:09,554 INFO  L264        CegarLoopResult]: At program point  L501(line 501)  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)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,555 INFO  L264        CegarLoopResult]: At program point  L500(line 500)  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)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,555 INFO  L264        CegarLoopResult]: At program point  L500-1(line 500)  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)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,555 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 494 516)  no Hoare annotation was computed.
[2020-08-18 19:15:09,555 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 453 476)  no Hoare annotation was computed.
[2020-08-18 19:15:09,555 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 453 476)  no Hoare annotation was computed.
[2020-08-18 19:15:09,555 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 453 476)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L471(line 471)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L470(line 470)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L469(line 469)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L468(line 468)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L467(line 467)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L466(line 466)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L465(line 465)  no Hoare annotation was computed.
[2020-08-18 19:15:09,556 INFO  L268        CegarLoopResult]: For program point  L464(line 464)  no Hoare annotation was computed.
[2020-08-18 19:15:09,557 INFO  L268        CegarLoopResult]: For program point  L463(line 463)  no Hoare annotation was computed.
[2020-08-18 19:15:09,557 INFO  L268        CegarLoopResult]: For program point  L462(line 462)  no Hoare annotation was computed.
[2020-08-18 19:15:09,557 INFO  L268        CegarLoopResult]: For program point  L461(line 461)  no Hoare annotation was computed.
[2020-08-18 19:15:09,557 INFO  L268        CegarLoopResult]: For program point  L460(line 460)  no Hoare annotation was computed.
[2020-08-18 19:15:09,557 INFO  L268        CegarLoopResult]: For program point  L459(line 459)  no Hoare annotation was computed.
[2020-08-18 19:15:09,557 INFO  L268        CegarLoopResult]: For program point  L458(line 458)  no Hoare annotation was computed.
[2020-08-18 19:15:09,557 INFO  L268        CegarLoopResult]: For program point  stopSystemEXIT(lines 300 314)  no Hoare annotation was computed.
[2020-08-18 19:15:09,558 INFO  L268        CegarLoopResult]: For program point  L304(lines 304 310)  no Hoare annotation was computed.
[2020-08-18 19:15:09,558 INFO  L264        CegarLoopResult]: At program point  stopSystemENTRY(lines 300 314)  the Hoare annotation is:  (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-18 19:15:09,558 INFO  L268        CegarLoopResult]: For program point  stopSystemFINAL(lines 300 314)  no Hoare annotation was computed.
[2020-08-18 19:15:09,558 INFO  L264        CegarLoopResult]: At program point  L306(line 306)  the Hoare annotation is:  (not (= |old(~pumpRunning~0)| 0))
[2020-08-18 19:15:09,558 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 255 263)  no Hoare annotation was computed.
[2020-08-18 19:15:09,558 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 255 263)  the Hoare annotation is:  true
[2020-08-18 19:15:09,558 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 255 263)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  L283(lines 283 291)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  L283-2(lines 283 291)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  L271(lines 271 279)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 264 299)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  L271-2(lines 271 279)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 264 299)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  L294(line 294)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  L294-1(line 294)  no Hoare annotation was computed.
[2020-08-18 19:15:09,559 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 264 299)  no Hoare annotation was computed.
[2020-08-18 19:15:09,560 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 398 404)  no Hoare annotation was computed.
[2020-08-18 19:15:09,560 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 398 404)  the Hoare annotation is:  true
[2020-08-18 19:15:09,560 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 524 569)  no Hoare annotation was computed.
[2020-08-18 19:15:09,560 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 524 569)  no Hoare annotation was computed.
[2020-08-18 19:15:09,560 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 524 569)  no Hoare annotation was computed.
[2020-08-18 19:15:09,560 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 837 882)  no Hoare annotation was computed.
[2020-08-18 19:15:09,560 INFO  L268        CegarLoopResult]: For program point  L857(lines 857 864)  no Hoare annotation was computed.
[2020-08-18 19:15:09,560 INFO  L268        CegarLoopResult]: For program point  L851(lines 851 871)  no Hoare annotation was computed.
[2020-08-18 19:15:09,561 INFO  L268        CegarLoopResult]: For program point  L851-1(lines 851 871)  no Hoare annotation was computed.
[2020-08-18 19:15:09,561 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 837 882)  no Hoare annotation was computed.
[2020-08-18 19:15:09,561 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 837 882)  no Hoare annotation was computed.
[2020-08-18 19:15:09,561 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 484 493)  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)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,561 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 484 493)  no Hoare annotation was computed.
[2020-08-18 19:15:09,561 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 484 493)  no Hoare annotation was computed.
[2020-08-18 19:15:09,561 INFO  L271        CegarLoopResult]: At program point  isMethaneAlarmENTRY(lines 244 254)  the Hoare annotation is:  true
[2020-08-18 19:15:09,562 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 244 254)  no Hoare annotation was computed.
[2020-08-18 19:15:09,562 INFO  L271        CegarLoopResult]: At program point  L249(line 249)  the Hoare annotation is:  true
[2020-08-18 19:15:09,562 INFO  L268        CegarLoopResult]: For program point  L249-1(line 249)  no Hoare annotation was computed.
[2020-08-18 19:15:09,562 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 244 254)  no Hoare annotation was computed.
[2020-08-18 19:15:09,562 INFO  L271        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 236 243)  the Hoare annotation is:  true
[2020-08-18 19:15:09,562 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 236 243)  no Hoare annotation was computed.
[2020-08-18 19:15:09,562 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 236 243)  no Hoare annotation was computed.
[2020-08-18 19:15:09,562 INFO  L264        CegarLoopResult]: At program point  L222(line 222)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,563 INFO  L268        CegarLoopResult]: For program point  L222-1(lines 203 227)  no Hoare annotation was computed.
[2020-08-18 19:15:09,563 INFO  L264        CegarLoopResult]: At program point  L217(line 217)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,563 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 203 227)  no Hoare annotation was computed.
[2020-08-18 19:15:09,563 INFO  L264        CegarLoopResult]: At program point  L213(line 213)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,563 INFO  L264        CegarLoopResult]: At program point  processEnvironmentENTRY(lines 203 227)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,563 INFO  L268        CegarLoopResult]: For program point  L211(lines 211 219)  no Hoare annotation was computed.
[2020-08-18 19:15:09,563 INFO  L264        CegarLoopResult]: At program point  L209(line 209)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,564 INFO  L268        CegarLoopResult]: For program point  L209-1(line 209)  no Hoare annotation was computed.
[2020-08-18 19:15:09,564 INFO  L268        CegarLoopResult]: For program point  L207(lines 207 224)  no Hoare annotation was computed.
[2020-08-18 19:15:09,564 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__baseEXIT(lines 195 201)  no Hoare annotation was computed.
[2020-08-18 19:15:09,564 INFO  L271        CegarLoopResult]: At program point  processEnvironment__wrappee__baseFINAL(lines 195 201)  the Hoare annotation is:  true
[2020-08-18 19:15:09,564 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 317 382)  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)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,564 INFO  L264        CegarLoopResult]: At program point  L349(line 349)  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)))
[2020-08-18 19:15:09,564 INFO  L268        CegarLoopResult]: For program point  L347(lines 347 353)  no Hoare annotation was computed.
[2020-08-18 19:15:09,565 INFO  L268        CegarLoopResult]: For program point  L347-1(lines 347 353)  no Hoare annotation was computed.
[2020-08-18 19:15:09,565 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 317 382)  no Hoare annotation was computed.
[2020-08-18 19:15:09,565 INFO  L264        CegarLoopResult]: At program point  L372(lines 327 374)  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)))
[2020-08-18 19:15:09,565 INFO  L264        CegarLoopResult]: At program point  L339(line 339)  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)))
[2020-08-18 19:15:09,565 INFO  L268        CegarLoopResult]: For program point  L337(lines 337 343)  no Hoare annotation was computed.
[2020-08-18 19:15:09,565 INFO  L268        CegarLoopResult]: For program point  L337-1(lines 337 343)  no Hoare annotation was computed.
[2020-08-18 19:15:09,566 INFO  L268        CegarLoopResult]: For program point  L329(lines 329 333)  no Hoare annotation was computed.
[2020-08-18 19:15:09,566 INFO  L264        CegarLoopResult]: At program point  L375(lines 326 376)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 19:15:09,566 INFO  L264        CegarLoopResult]: At program point  L365(line 365)  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)))
[2020-08-18 19:15:09,566 INFO  L268        CegarLoopResult]: For program point  L363(lines 363 369)  no Hoare annotation was computed.
[2020-08-18 19:15:09,566 INFO  L264        CegarLoopResult]: At program point  L363-1(lines 357 370)  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)))
[2020-08-18 19:15:09,566 INFO  L268        CegarLoopResult]: For program point  L328(lines 327 374)  no Hoare annotation was computed.
[2020-08-18 19:15:09,566 INFO  L268        CegarLoopResult]: For program point  L357(lines 357 370)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 317 382)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 791 836)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 791 836)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 791 836)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  L811(lines 811 818)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  L805(lines 805 825)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  L805-1(lines 805 825)  no Hoare annotation was computed.
[2020-08-18 19:15:09,567 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 93 115)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 93 115)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  L101(lines 101 109)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 93 115)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  L101-2(lines 101 109)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 388 397)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 388 397)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 388 397)  no Hoare annotation was computed.
[2020-08-18 19:15:09,568 INFO  L268        CegarLoopResult]: For program point  L737-2(lines 737 757)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 688 790)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  L758(lines 736 759)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  L717(lines 717 733)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  L777(lines 777 784)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 688 790)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  L738(lines 737 757)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  L769(line 769)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  L769-1(line 769)  no Hoare annotation was computed.
[2020-08-18 19:15:09,569 INFO  L268        CegarLoopResult]: For program point  L734(lines 734 775)  no Hoare annotation was computed.
[2020-08-18 19:15:09,570 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 688 790)  no Hoare annotation was computed.
[2020-08-18 19:15:09,570 INFO  L268        CegarLoopResult]: For program point  L753(line 753)  no Hoare annotation was computed.
[2020-08-18 19:15:09,570 INFO  L268        CegarLoopResult]: For program point  L753-1(line 753)  no Hoare annotation was computed.
[2020-08-18 19:15:09,570 INFO  L268        CegarLoopResult]: For program point  L712(lines 712 716)  no Hoare annotation was computed.
[2020-08-18 19:15:09,570 INFO  L268        CegarLoopResult]: For program point  L776(lines 776 787)  no Hoare annotation was computed.
[2020-08-18 19:15:09,570 INFO  L268        CegarLoopResult]: For program point  L739(lines 739 743)  no Hoare annotation was computed.
[2020-08-18 19:15:09,570 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 19:15:09,571 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|))
[2020-08-18 19:15:09,571 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 19:15:09,571 INFO  L268        CegarLoopResult]: For program point  activatePumpFINAL(lines 228 235)  no Hoare annotation was computed.
[2020-08-18 19:15:09,571 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 228 235)  no Hoare annotation was computed.
[2020-08-18 19:15:09,571 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 228 235)  no Hoare annotation was computed.
[2020-08-18 19:15:09,571 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 116 124)  no Hoare annotation was computed.
[2020-08-18 19:15:09,571 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 116 124)  no Hoare annotation was computed.
[2020-08-18 19:15:09,571 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 116 124)  no Hoare annotation was computed.
[2020-08-18 19:15:09,572 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 72 83)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-18 19:15:09,572 INFO  L268        CegarLoopResult]: For program point  L76-1(lines 72 83)  no Hoare annotation was computed.
[2020-08-18 19:15:09,572 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 72 83)  no Hoare annotation was computed.
[2020-08-18 19:15:09,572 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 19:15:09,572 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-18 19:15:09,572 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 19:15:09,572 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 84 92)  the Hoare annotation is:  true
[2020-08-18 19:15:09,572 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 84 92)  no Hoare annotation was computed.
[2020-08-18 19:15:09,572 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 84 92)  no Hoare annotation was computed.
[2020-08-18 19:15:09,573 INFO  L264        CegarLoopResult]: At program point  L184(line 184)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,573 INFO  L264        CegarLoopResult]: At program point  L182(lines 182 188)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,573 INFO  L264        CegarLoopResult]: At program point  L177(line 177)  the Hoare annotation is:  (not (= |old(~pumpRunning~0)| 0))
[2020-08-18 19:15:09,573 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 171 194)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-18 19:15:09,573 INFO  L268        CegarLoopResult]: For program point  L175(lines 174 193)  no Hoare annotation was computed.
[2020-08-18 19:15:09,573 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 171 194)  no Hoare annotation was computed.
[2020-08-18 19:15:09,573 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 171 194)  no Hoare annotation was computed.
[2020-08-18 19:15:09,573 INFO  L271        CegarLoopResult]: At program point  L448(lines 423 452)  the Hoare annotation is:  true
[2020-08-18 19:15:09,574 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 423 452)  no Hoare annotation was computed.
[2020-08-18 19:15:09,574 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 423 452)  the Hoare annotation is:  true
[2020-08-18 19:15:09,574 INFO  L268        CegarLoopResult]: For program point  L444(line 444)  no Hoare annotation was computed.
[2020-08-18 19:15:09,574 INFO  L268        CegarLoopResult]: For program point  L437(lines 437 441)  no Hoare annotation was computed.
[2020-08-18 19:15:09,574 INFO  L271        CegarLoopResult]: At program point  L437-1(lines 437 441)  the Hoare annotation is:  true
[2020-08-18 19:15:09,574 INFO  L268        CegarLoopResult]: For program point  L434(line 434)  no Hoare annotation was computed.
[2020-08-18 19:15:09,574 INFO  L271        CegarLoopResult]: At program point  L433-2(lines 433 447)  the Hoare annotation is:  true
[2020-08-18 19:15:09,574 INFO  L271        CegarLoopResult]: At program point  L429(line 429)  the Hoare annotation is:  true
[2020-08-18 19:15:09,575 INFO  L268        CegarLoopResult]: For program point  L429-1(line 429)  no Hoare annotation was computed.
[2020-08-18 19:15:09,575 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 48 59)  the Hoare annotation is:  true
[2020-08-18 19:15:09,575 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 48 59)  no Hoare annotation was computed.
[2020-08-18 19:15:09,575 INFO  L268        CegarLoopResult]: For program point  L52-1(lines 48 59)  no Hoare annotation was computed.
[2020-08-18 19:15:09,575 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 477 483)  no Hoare annotation was computed.
[2020-08-18 19:15:09,575 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 477 483)  the Hoare annotation is:  true
[2020-08-18 19:15:09,575 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 19:15:09,575 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0))
[2020-08-18 19:15:09,576 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-18 19:15:09,576 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 19:15:09,576 INFO  L268        CegarLoopResult]: For program point  L64-1(lines 60 71)  no Hoare annotation was computed.
[2020-08-18 19:15:09,576 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 60 71)  no Hoare annotation was computed.
[2020-08-18 19:15:09,576 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 60 71)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)))
[2020-08-18 19:15:09,576 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 154 161)  no Hoare annotation was computed.
[2020-08-18 19:15:09,576 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158)  no Hoare annotation was computed.
[2020-08-18 19:15:09,576 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 154 161)  the Hoare annotation is:  true
[2020-08-18 19:15:09,577 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 154 161)  no Hoare annotation was computed.
[2020-08-18 19:15:09,577 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification1_spec__1ENTRY(lines 128 152)  the Hoare annotation is:  true
[2020-08-18 19:15:09,577 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification1_spec__1EXIT(lines 128 152)  no Hoare annotation was computed.
[2020-08-18 19:15:09,577 INFO  L264        CegarLoopResult]: At program point  L142(line 142)  the Hoare annotation is:  (not (= ~pumpRunning~0 0))
[2020-08-18 19:15:09,577 INFO  L268        CegarLoopResult]: For program point  L140(lines 140 146)  no Hoare annotation was computed.
[2020-08-18 19:15:09,577 INFO  L264        CegarLoopResult]: At program point  L138(line 138)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)))
[2020-08-18 19:15:09,577 INFO  L268        CegarLoopResult]: For program point  L138-1(line 138)  no Hoare annotation was computed.
[2020-08-18 19:15:09,577 INFO  L268        CegarLoopResult]: For program point  L136(lines 136 149)  no Hoare annotation was computed.
[2020-08-18 19:15:09,578 INFO  L268        CegarLoopResult]: For program point  L136-1(lines 128 152)  no Hoare annotation was computed.
[2020-08-18 19:15:09,578 INFO  L271        CegarLoopResult]: At program point  L134(line 134)  the Hoare annotation is:  true
[2020-08-18 19:15:09,578 INFO  L268        CegarLoopResult]: For program point  L134-1(line 134)  no Hoare annotation was computed.
[2020-08-18 19:15:09,595 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 07:15:09 BoogieIcfgContainer
[2020-08-18 19:15:09,595 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-18 19:15:09,598 INFO  L168              Benchmark]: Toolchain (without parser) took 23520.22 ms. Allocated memory was 140.5 MB in the beginning and 582.5 MB in the end (delta: 442.0 MB). Free memory was 101.1 MB in the beginning and 127.4 MB in the end (delta: -26.3 MB). Peak memory consumption was 459.1 MB. Max. memory is 7.1 GB.
[2020-08-18 19:15:09,598 INFO  L168              Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-08-18 19:15:09,599 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 639.43 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 100.9 MB in the beginning and 172.5 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB.
[2020-08-18 19:15:09,600 INFO  L168              Benchmark]: Boogie Preprocessor took 95.35 ms. Allocated memory is still 204.5 MB. Free memory was 172.5 MB in the beginning and 168.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB.
[2020-08-18 19:15:09,601 INFO  L168              Benchmark]: RCFGBuilder took 1100.23 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 168.2 MB in the beginning and 201.3 MB in the end (delta: -33.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB.
[2020-08-18 19:15:09,602 INFO  L168              Benchmark]: TraceAbstraction took 21679.63 ms. Allocated memory was 237.5 MB in the beginning and 582.5 MB in the end (delta: 345.0 MB). Free memory was 201.3 MB in the beginning and 127.4 MB in the end (delta: 73.9 MB). Peak memory consumption was 462.3 MB. Max. memory is 7.1 GB.
[2020-08-18 19:15:09,606 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 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 639.43 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 100.9 MB in the beginning and 172.5 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 95.35 ms. Allocated memory is still 204.5 MB. Free memory was 172.5 MB in the beginning and 168.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1100.23 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 168.2 MB in the beginning and 201.3 MB in the end (delta: -33.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 21679.63 ms. Allocated memory was 237.5 MB in the beginning and 582.5 MB in the end (delta: 345.0 MB). Free memory was 201.3 MB in the beginning and 127.4 MB in the end (delta: 73.9 MB). Peak memory consumption was 462.3 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 158]: 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: 423]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 326]: Loop Invariant
    Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
  - InvariantResult [Line: 433]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 327]: Loop Invariant
    Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 36 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 453 SDtfs, 751 SDslu, 398 SDs, 0 SdLazy, 1924 SolverSat, 506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=375occurred 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, 230 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 468 PreInvPairs, 543 NumberOfFragments, 676 HoareAnnotationTreeSize, 468 FomulaSimplifications, 56314 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 51 FomulaSimplificationsInter, 16892 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 73254 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...