/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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c


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


This is Ultimate 0.1.25-177f698
[2020-08-21 17:13:32,983 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-21 17:13:32,986 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 17:13:33,015 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 17:13:33,016 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 17:13:33,017 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 17:13:33,018 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 17:13:33,020 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 17:13:33,021 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 17:13:33,022 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 17:13:33,023 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 17:13:33,024 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 17:13:33,024 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 17:13:33,025 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 17:13:33,026 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 17:13:33,027 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 17:13:33,028 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 17:13:33,029 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 17:13:33,031 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 17:13:33,033 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 17:13:33,034 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 17:13:33,035 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 17:13:33,036 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 17:13:33,037 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 17:13:33,040 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 17:13:33,040 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 17:13:33,040 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 17:13:33,041 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 17:13:33,041 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 17:13:33,043 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 17:13:33,043 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 17:13:33,044 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 17:13:33,044 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 17:13:33,045 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 17:13:33,046 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 17:13:33,046 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-21 17:13:33,047 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-21 17:13:33,047 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 17:13:33,047 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-21 17:13:33,048 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-21 17:13:33,049 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 17:13:33,049 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-21 17:13:33,075 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-21 17:13:33,075 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 17:13:33,076 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 17:13:33,077 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-21 17:13:33,078 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-21 17:13:33,078 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 17:13:33,078 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-21 17:13:33,078 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-21 17:13:33,078 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-21 17:13:33,079 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-21 17:13:33,079 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 17:13:33,079 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 17:13:33,079 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 17:13:33,079 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-21 17:13:33,080 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-21 17:13:33,081 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-21 17:13:33,081 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-21 17:13:33,081 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 17:13:33,081 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-21 17:13:33,082 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-21 17:13:33,082 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-21 17:13:33,082 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 17:13:33,082 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 17:13:33,082 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 17:13:33,083 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 17:13:33,083 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-21 17:13:33,083 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 17:13:33,083 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 17:13:33,083 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-21 17:13:33,084 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=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;
[2020-08-21 17:13:33,376 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 17:13:33,388 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 17:13:33,392 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 17:13:33,393 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-21 17:13:33,394 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-21 17:13:33,394 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c
[2020-08-21 17:13:33,465 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e209369c6/f68095bb574c4ab2b4b66757bc8d2707/FLAG16ce1a5cd
[2020-08-21 17:13:34,008 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-21 17:13:34,009 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c
[2020-08-21 17:13:34,023 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e209369c6/f68095bb574c4ab2b4b66757bc8d2707/FLAG16ce1a5cd
[2020-08-21 17:13:34,306 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e209369c6/f68095bb574c4ab2b4b66757bc8d2707
[2020-08-21 17:13:34,318 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 17:13:34,320 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 17:13:34,322 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 17:13:34,322 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 17:13:34,325 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 17:13:34,326 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:34,329 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538d8bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34, skipping insertion in model container
[2020-08-21 17:13:34,329 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:34,337 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-21 17:13:34,408 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-21 17:13:34,716 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 17:13:34,736 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-21 17:13:34,913 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 17:13:34,947 INFO  L208         MainTranslator]: Completed translation
[2020-08-21 17:13:34,947 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34 WrapperNode
[2020-08-21 17:13:34,948 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 17:13:34,949 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 17:13:34,949 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 17:13:34,949 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 17:13:34,963 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:34,964 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:34,985 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:34,985 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:35,027 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:35,036 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:35,041 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
[2020-08-21 17:13:35,048 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 17:13:35,049 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 17:13:35,049 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 17:13:35,049 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-21 17:13:35,050 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 17:13:35,114 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 17:13:35,114 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 17:13:35,114 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-21 17:13:35,115 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-21 17:13:35,115 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-21 17:13:35,115 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-21 17:13:35,115 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-21 17:13:35,115 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-21 17:13:35,115 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-21 17:13:35,115 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-21 17:13:35,116 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-21 17:13:35,116 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-21 17:13:35,116 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-21 17:13:35,116 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 17:13:35,116 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-21 17:13:35,117 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-21 17:13:35,117 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-21 17:13:35,117 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-21 17:13:35,117 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-21 17:13:35,117 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-21 17:13:35,117 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-21 17:13:35,117 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-21 17:13:35,118 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-21 17:13:35,118 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-21 17:13:35,118 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2020-08-21 17:13:35,118 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2020-08-21 17:13:35,118 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2020-08-21 17:13:35,118 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-21 17:13:35,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-21 17:13:35,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-21 17:13:35,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-21 17:13:35,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-21 17:13:35,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-21 17:13:35,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-21 17:13:35,120 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-21 17:13:35,120 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-21 17:13:35,120 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 17:13:35,120 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-21 17:13:35,120 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-21 17:13:35,120 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-21 17:13:35,121 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-21 17:13:35,121 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-21 17:13:35,121 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-21 17:13:35,121 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-21 17:13:35,121 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-21 17:13:35,121 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-21 17:13:35,121 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-21 17:13:35,122 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-21 17:13:35,122 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-21 17:13:35,122 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-21 17:13:35,122 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-21 17:13:35,122 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2020-08-21 17:13:35,122 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-21 17:13:35,123 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-21 17:13:35,123 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-21 17:13:35,123 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-21 17:13:35,123 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-21 17:13:35,123 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-21 17:13:35,123 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-21 17:13:35,124 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-21 17:13:35,124 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-21 17:13:35,124 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-21 17:13:35,124 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-21 17:13:35,124 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-21 17:13:35,124 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-21 17:13:35,124 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-21 17:13:35,125 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-21 17:13:35,125 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-21 17:13:35,125 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-21 17:13:35,125 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-21 17:13:35,125 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-21 17:13:35,125 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-21 17:13:35,125 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-21 17:13:35,126 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-21 17:13:35,126 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-21 17:13:35,126 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-21 17:13:35,127 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-21 17:13:35,128 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2020-08-21 17:13:35,128 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2020-08-21 17:13:35,128 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-21 17:13:35,128 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-21 17:13:35,129 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-21 17:13:35,130 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-21 17:13:35,130 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 17:13:35,130 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-21 17:13:35,130 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 17:13:36,196 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 17:13:36,196 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-21 17:13:36,205 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:13:36 BoogieIcfgContainer
[2020-08-21 17:13:36,206 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 17:13:36,209 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 17:13:36,210 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 17:13:36,213 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-21 17:13:36,213 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 05:13:34" (1/3) ...
[2020-08-21 17:13:36,214 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5015b04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:13:36, skipping insertion in model container
[2020-08-21 17:13:36,215 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:13:34" (2/3) ...
[2020-08-21 17:13:36,215 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5015b04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:13:36, skipping insertion in model container
[2020-08-21 17:13:36,216 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:13:36" (3/3) ...
[2020-08-21 17:13:36,217 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01.cil.c
[2020-08-21 17:13:36,227 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 17:13:36,236 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 17:13:36,252 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-21 17:13:36,281 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-21 17:13:36,281 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-21 17:13:36,281 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 17:13:36,281 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 17:13:36,282 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 17:13:36,282 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-21 17:13:36,282 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 17:13:36,282 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 17:13:36,304 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states.
[2020-08-21 17:13:36,314 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-08-21 17:13:36,314 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 17:13:36,316 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 17:13:36,316 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 17:13:36,323 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 17:13:36,323 INFO  L82        PathProgramCache]: Analyzing trace with hash 72491215, now seen corresponding path program 1 times
[2020-08-21 17:13:36,332 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 17:13:36,333 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [218413191]
[2020-08-21 17:13:36,333 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 17:13:36,558 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:36,963 WARN  L193               SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 17:13:36,964 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:36,980 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,071 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 17:13:37,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,077 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 17:13:37,078 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,082 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 17:13:37,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,090 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 17:13:37,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,109 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 17:13:37,110 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,112 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2020-08-21 17:13:37,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,124 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:37,126 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,130 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-08-21 17:13:37,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,134 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2020-08-21 17:13:37,135 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:37,159 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-08-21 17:13:37,168 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [218413191]
[2020-08-21 17:13:37,170 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 17:13:37,171 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-21 17:13:37,172 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878996560]
[2020-08-21 17:13:37,179 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-21 17:13:37,180 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 17:13:37,195 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-21 17:13:37,196 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-21 17:13:37,198 INFO  L87              Difference]: Start difference. First operand 134 states. Second operand 4 states.
[2020-08-21 17:13:38,104 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 17:13:38,104 INFO  L93              Difference]: Finished difference Result 205 states and 272 transitions.
[2020-08-21 17:13:38,105 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-08-21 17:13:38,106 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 59
[2020-08-21 17:13:38,107 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 17:13:38,130 INFO  L225             Difference]: With dead ends: 205
[2020-08-21 17:13:38,130 INFO  L226             Difference]: Without dead ends: 115
[2020-08-21 17:13:38,135 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-21 17:13:38,149 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 115 states.
[2020-08-21 17:13:38,223 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91.
[2020-08-21 17:13:38,225 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 91 states.
[2020-08-21 17:13:38,231 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions.
[2020-08-21 17:13:38,235 INFO  L78                 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59
[2020-08-21 17:13:38,235 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 17:13:38,235 INFO  L479      AbstractCegarLoop]: Abstraction has 91 states and 106 transitions.
[2020-08-21 17:13:38,236 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-21 17:13:38,236 INFO  L276                IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions.
[2020-08-21 17:13:38,241 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2020-08-21 17:13:38,242 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 17:13:38,242 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 17:13:38,243 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-21 17:13:38,243 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 17:13:38,243 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 17:13:38,244 INFO  L82        PathProgramCache]: Analyzing trace with hash -1033515287, now seen corresponding path program 1 times
[2020-08-21 17:13:38,244 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 17:13:38,245 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [399663783]
[2020-08-21 17:13:38,245 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 17:13:38,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,642 WARN  L193               SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 17:13:38,643 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:38,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,683 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 17:13:38,684 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,686 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 17:13:38,686 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,687 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 17:13:38,690 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,717 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 17:13:38,718 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,729 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 17:13:38,730 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,731 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 17:13:38,733 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,735 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:38,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,737 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2020-08-21 17:13:38,737 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,738 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2020-08-21 17:13:38,739 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:38,748 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-08-21 17:13:38,749 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [399663783]
[2020-08-21 17:13:38,749 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 17:13:38,749 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 17:13:38,750 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625506493]
[2020-08-21 17:13:38,751 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 17:13:38,752 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 17:13:38,752 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 17:13:38,752 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 17:13:38,752 INFO  L87              Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 9 states.
[2020-08-21 17:13:39,151 WARN  L193               SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 17:13:39,458 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 17:13:39,717 WARN  L193               SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 17:13:39,948 WARN  L193               SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 17:13:40,793 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 17:13:40,793 INFO  L93              Difference]: Finished difference Result 178 states and 227 transitions.
[2020-08-21 17:13:40,794 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-21 17:13:40,794 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 64
[2020-08-21 17:13:40,795 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 17:13:40,798 INFO  L225             Difference]: With dead ends: 178
[2020-08-21 17:13:40,798 INFO  L226             Difference]: Without dead ends: 115
[2020-08-21 17:13:40,800 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182
[2020-08-21 17:13:40,801 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 115 states.
[2020-08-21 17:13:40,826 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91.
[2020-08-21 17:13:40,826 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 91 states.
[2020-08-21 17:13:40,828 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions.
[2020-08-21 17:13:40,828 INFO  L78                 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 64
[2020-08-21 17:13:40,828 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 17:13:40,828 INFO  L479      AbstractCegarLoop]: Abstraction has 91 states and 105 transitions.
[2020-08-21 17:13:40,829 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 17:13:40,829 INFO  L276                IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions.
[2020-08-21 17:13:40,831 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2020-08-21 17:13:40,831 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 17:13:40,831 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 17:13:40,831 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-21 17:13:40,832 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 17:13:40,832 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 17:13:40,832 INFO  L82        PathProgramCache]: Analyzing trace with hash 362482495, now seen corresponding path program 1 times
[2020-08-21 17:13:40,832 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 17:13:40,833 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1951839146]
[2020-08-21 17:13:40,833 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 17:13:40,857 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,096 WARN  L193               SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 17:13:41,097 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:41,102 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,115 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 17:13:41,116 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,117 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 17:13:41,117 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,118 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 17:13:41,118 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,120 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 17:13:41,120 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,135 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 17:13:41,136 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,137 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-21 17:13:41,138 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,139 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:41,140 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,141 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-21 17:13:41,141 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,142 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-08-21 17:13:41,143 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,144 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2020-08-21 17:13:41,144 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:41,152 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-08-21 17:13:41,153 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1951839146]
[2020-08-21 17:13:41,153 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 17:13:41,153 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-08-21 17:13:41,153 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596685296]
[2020-08-21 17:13:41,154 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-21 17:13:41,154 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 17:13:41,154 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-21 17:13:41,155 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-08-21 17:13:41,155 INFO  L87              Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 5 states.
[2020-08-21 17:13:41,618 WARN  L193               SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-08-21 17:13:41,961 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 17:13:41,962 INFO  L93              Difference]: Finished difference Result 150 states and 182 transitions.
[2020-08-21 17:13:41,963 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-08-21 17:13:41,964 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 63
[2020-08-21 17:13:41,964 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 17:13:41,967 INFO  L225             Difference]: With dead ends: 150
[2020-08-21 17:13:41,968 INFO  L226             Difference]: Without dead ends: 105
[2020-08-21 17:13:41,969 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-08-21 17:13:41,970 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 105 states.
[2020-08-21 17:13:42,015 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 82.
[2020-08-21 17:13:42,015 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 82 states.
[2020-08-21 17:13:42,016 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions.
[2020-08-21 17:13:42,016 INFO  L78                 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 63
[2020-08-21 17:13:42,018 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 17:13:42,018 INFO  L479      AbstractCegarLoop]: Abstraction has 82 states and 93 transitions.
[2020-08-21 17:13:42,018 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-21 17:13:42,018 INFO  L276                IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions.
[2020-08-21 17:13:42,023 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 68
[2020-08-21 17:13:42,023 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 17:13:42,023 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 17:13:42,023 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-21 17:13:42,024 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 17:13:42,028 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 17:13:42,028 INFO  L82        PathProgramCache]: Analyzing trace with hash 928072860, now seen corresponding path program 1 times
[2020-08-21 17:13:42,028 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 17:13:42,029 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [244862131]
[2020-08-21 17:13:42,029 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 17:13:42,086 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,343 WARN  L193               SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 17:13:42,344 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:42,356 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,385 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 17:13:42,386 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,389 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 17:13:42,389 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,390 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 17:13:42,391 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,396 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 17:13:42,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,411 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 17:13:42,412 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,414 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 17:13:42,436 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,438 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 17:13:42,442 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,443 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2020-08-21 17:13:42,444 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,445 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52
[2020-08-21 17:13:42,445 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,446 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2020-08-21 17:13:42,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 17:13:42,467 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2020-08-21 17:13:42,467 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [244862131]
[2020-08-21 17:13:42,468 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 17:13:42,468 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-21 17:13:42,468 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482107573]
[2020-08-21 17:13:42,469 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 17:13:42,469 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 17:13:42,469 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 17:13:42,470 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-21 17:13:42,470 INFO  L87              Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 8 states.
[2020-08-21 17:13:42,812 WARN  L193               SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 17:13:43,400 WARN  L193               SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 17:13:43,880 WARN  L193               SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 17:13:44,116 WARN  L193               SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 17:13:44,169 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 17:13:44,169 INFO  L93              Difference]: Finished difference Result 151 states and 189 transitions.
[2020-08-21 17:13:44,169 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-21 17:13:44,170 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 67
[2020-08-21 17:13:44,171 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 17:13:44,171 INFO  L225             Difference]: With dead ends: 151
[2020-08-21 17:13:44,171 INFO  L226             Difference]: Without dead ends: 0
[2020-08-21 17:13:44,173 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2020-08-21 17:13:44,173 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-21 17:13:44,173 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-21 17:13:44,174 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-21 17:13:44,174 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-21 17:13:44,174 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67
[2020-08-21 17:13:44,174 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 17:13:44,174 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-21 17:13:44,174 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 17:13:44,175 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-21 17:13:44,175 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-21 17:13:44,175 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-21 17:13:44,177 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-21 17:13:45,269 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19
[2020-08-21 17:13:45,473 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19
[2020-08-21 17:13:45,646 WARN  L193               SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19
[2020-08-21 17:13:45,791 WARN  L193               SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12
[2020-08-21 17:13:45,938 WARN  L193               SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19
[2020-08-21 17:13:46,086 WARN  L193               SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19
[2020-08-21 17:13:46,293 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 17:13:46,458 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21
[2020-08-21 17:13:46,633 WARN  L193               SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16
[2020-08-21 17:13:46,815 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21
[2020-08-21 17:13:46,962 WARN  L193               SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12
[2020-08-21 17:13:47,176 WARN  L193               SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12
[2020-08-21 17:13:47,333 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12
[2020-08-21 17:13:47,487 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19
[2020-08-21 17:13:47,491 INFO  L268        CegarLoopResult]: For program point  L348(lines 348 352)  no Hoare annotation was computed.
[2020-08-21 17:13:47,491 INFO  L268        CegarLoopResult]: For program point  L348-1(lines 348 352)  no Hoare annotation was computed.
[2020-08-21 17:13:47,492 INFO  L268        CegarLoopResult]: For program point  L343(line 343)  no Hoare annotation was computed.
[2020-08-21 17:13:47,492 INFO  L268        CegarLoopResult]: For program point  L342-2(lines 342 363)  no Hoare annotation was computed.
[2020-08-21 17:13:47,492 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 317 372)  no Hoare annotation was computed.
[2020-08-21 17:13:47,492 INFO  L268        CegarLoopResult]: For program point  L364(lines 341 365)  no Hoare annotation was computed.
[2020-08-21 17:13:47,492 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 317 372)  no Hoare annotation was computed.
[2020-08-21 17:13:47,492 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 317 372)  no Hoare annotation was computed.
[2020-08-21 17:13:47,492 INFO  L268        CegarLoopResult]: For program point  L418-1(line 418)  no Hoare annotation was computed.
[2020-08-21 17:13:47,493 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 373 432)  no Hoare annotation was computed.
[2020-08-21 17:13:47,493 INFO  L268        CegarLoopResult]: For program point  L405(lines 405 409)  no Hoare annotation was computed.
[2020-08-21 17:13:47,493 INFO  L268        CegarLoopResult]: For program point  L405-1(lines 405 409)  no Hoare annotation was computed.
[2020-08-21 17:13:47,493 INFO  L268        CegarLoopResult]: For program point  L400(line 400)  no Hoare annotation was computed.
[2020-08-21 17:13:47,494 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 373 432)  no Hoare annotation was computed.
[2020-08-21 17:13:47,494 INFO  L268        CegarLoopResult]: For program point  L399-2(lines 399 424)  no Hoare annotation was computed.
[2020-08-21 17:13:47,494 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 373 432)  no Hoare annotation was computed.
[2020-08-21 17:13:47,494 INFO  L268        CegarLoopResult]: For program point  L425(lines 398 426)  no Hoare annotation was computed.
[2020-08-21 17:13:47,494 INFO  L268        CegarLoopResult]: For program point  L418(line 418)  no Hoare annotation was computed.
[2020-08-21 17:13:47,494 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 248 254)  the Hoare annotation is:  true
[2020-08-21 17:13:47,495 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 248 254)  no Hoare annotation was computed.
[2020-08-21 17:13:47,495 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 255 263)  no Hoare annotation was computed.
[2020-08-21 17:13:47,495 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 255 263)  the Hoare annotation is:  true
[2020-08-21 17:13:47,495 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 255 263)  no Hoare annotation was computed.
[2020-08-21 17:13:47,495 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification5_spec__1ENTRY(lines 634 641)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,495 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__1EXIT(lines 634 641)  no Hoare annotation was computed.
[2020-08-21 17:13:47,496 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__1FINAL(lines 634 641)  no Hoare annotation was computed.
[2020-08-21 17:13:47,496 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification5_spec__2ENTRY(lines 642 651)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,496 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__2EXIT(lines 642 651)  no Hoare annotation was computed.
[2020-08-21 17:13:47,496 INFO  L268        CegarLoopResult]: For program point  L647(line 647)  no Hoare annotation was computed.
[2020-08-21 17:13:47,496 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__2FINAL(lines 642 651)  no Hoare annotation was computed.
[2020-08-21 17:13:47,496 INFO  L264        CegarLoopResult]: At program point  L667(line 667)  the Hoare annotation is:  (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)))
[2020-08-21 17:13:47,497 INFO  L268        CegarLoopResult]: For program point  L665(lines 665 671)  no Hoare annotation was computed.
[2020-08-21 17:13:47,497 INFO  L268        CegarLoopResult]: For program point  L664(lines 664 674)  no Hoare annotation was computed.
[2020-08-21 17:13:47,497 INFO  L271        CegarLoopResult]: At program point  L662(line 662)  the Hoare annotation is:  true
[2020-08-21 17:13:47,497 INFO  L268        CegarLoopResult]: For program point  L662-1(line 662)  no Hoare annotation was computed.
[2020-08-21 17:13:47,497 INFO  L268        CegarLoopResult]: For program point  L660(lines 660 677)  no Hoare annotation was computed.
[2020-08-21 17:13:47,497 INFO  L268        CegarLoopResult]: For program point  L660-1(lines 652 680)  no Hoare annotation was computed.
[2020-08-21 17:13:47,498 INFO  L271        CegarLoopResult]: At program point  L658(line 658)  the Hoare annotation is:  true
[2020-08-21 17:13:47,498 INFO  L268        CegarLoopResult]: For program point  L658-1(line 658)  no Hoare annotation was computed.
[2020-08-21 17:13:47,498 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification5_spec__3ENTRY(lines 652 680)  the Hoare annotation is:  true
[2020-08-21 17:13:47,498 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__3EXIT(lines 652 680)  no Hoare annotation was computed.
[2020-08-21 17:13:47,498 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 206 228)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,498 INFO  L264        CegarLoopResult]: At program point  L218(line 218)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,499 INFO  L264        CegarLoopResult]: At program point  L218-1(line 218)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,499 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 206 228)  no Hoare annotation was computed.
[2020-08-21 17:13:47,499 INFO  L268        CegarLoopResult]: For program point  L216(lines 216 223)  no Hoare annotation was computed.
[2020-08-21 17:13:47,499 INFO  L268        CegarLoopResult]: For program point  L216-1(lines 216 223)  no Hoare annotation was computed.
[2020-08-21 17:13:47,499 INFO  L268        CegarLoopResult]: For program point  L214(line 214)  no Hoare annotation was computed.
[2020-08-21 17:13:47,499 INFO  L264        CegarLoopResult]: At program point  L213(line 213)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,499 INFO  L264        CegarLoopResult]: At program point  L212(line 212)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,500 INFO  L264        CegarLoopResult]: At program point  L212-1(line 212)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,500 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 206 228)  no Hoare annotation was computed.
[2020-08-21 17:13:47,500 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 159 182)  no Hoare annotation was computed.
[2020-08-21 17:13:47,500 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 159 182)  no Hoare annotation was computed.
[2020-08-21 17:13:47,500 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 159 182)  no Hoare annotation was computed.
[2020-08-21 17:13:47,500 INFO  L268        CegarLoopResult]: For program point  L177(line 177)  no Hoare annotation was computed.
[2020-08-21 17:13:47,500 INFO  L268        CegarLoopResult]: For program point  L176(line 176)  no Hoare annotation was computed.
[2020-08-21 17:13:47,500 INFO  L268        CegarLoopResult]: For program point  L175(line 175)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L174(line 174)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L173(line 173)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L172(line 172)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L171(line 171)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L170(line 170)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L169(line 169)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L168(line 168)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L167(line 167)  no Hoare annotation was computed.
[2020-08-21 17:13:47,501 INFO  L268        CegarLoopResult]: For program point  L166(line 166)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L165(line 165)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L164(line 164)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 813 821)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 813 821)  the Hoare annotation is:  true
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 813 821)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L829(lines 829 837)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L829-2(lines 829 837)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L852(line 852)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L852-1(line 852)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 822 857)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L841(lines 841 849)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  L841-2(lines 841 849)  no Hoare annotation was computed.
[2020-08-21 17:13:47,502 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 822 857)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 822 857)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 241 247)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 241 247)  the Hoare annotation is:  true
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 271 316)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 271 316)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 271 316)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  L604(lines 604 611)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 584 629)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  L598(lines 598 618)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  L598-1(lines 598 618)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 584 629)  no Hoare annotation was computed.
[2020-08-21 17:13:47,503 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 584 629)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 192 202)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 192 202)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 192 202)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L271        CegarLoopResult]: At program point  L197(line 197)  the Hoare annotation is:  true
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 802 812)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 802 812)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  L807(line 807)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 802 812)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  L807-1(line 807)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  deactivatePumpENTRY(lines 794 801)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 794 801)  no Hoare annotation was computed.
[2020-08-21 17:13:47,504 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 794 801)  no Hoare annotation was computed.
[2020-08-21 17:13:47,505 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 779 785)  no Hoare annotation was computed.
[2020-08-21 17:13:47,505 INFO  L271        CegarLoopResult]: At program point  processEnvironmentFINAL(lines 779 785)  the Hoare annotation is:  true
[2020-08-21 17:13:47,505 INFO  L264        CegarLoopResult]: At program point  L704(line 704)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0))
[2020-08-21 17:13:47,505 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 682 745)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,505 INFO  L264        CegarLoopResult]: At program point  L735(lines 692 737)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0))
[2020-08-21 17:13:47,505 INFO  L268        CegarLoopResult]: For program point  L702(lines 702 708)  no Hoare annotation was computed.
[2020-08-21 17:13:47,505 INFO  L268        CegarLoopResult]: For program point  L702-1(lines 702 708)  no Hoare annotation was computed.
[2020-08-21 17:13:47,505 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 682 745)  no Hoare annotation was computed.
[2020-08-21 17:13:47,505 INFO  L268        CegarLoopResult]: For program point  L694(lines 694 698)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L264        CegarLoopResult]: At program point  L738(lines 691 739)  the Hoare annotation is:  (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)))
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  L728(lines 728 732)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L264        CegarLoopResult]: At program point  L728-2(lines 722 733)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0))
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  L693(lines 692 737)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  L722(lines 722 733)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L264        CegarLoopResult]: At program point  L714(line 714)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0))
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  L712(lines 712 718)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  L712-1(lines 712 718)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 682 745)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 538 583)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 538 583)  no Hoare annotation was computed.
[2020-08-21 17:13:47,506 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 538 583)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  L558(lines 558 565)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  L552(lines 552 572)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  L552-1(lines 552 572)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 93 115)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 93 115)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  L101(lines 101 109)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 93 115)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  L101-2(lines 101 109)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 231 240)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 231 240)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 231 240)  no Hoare annotation was computed.
[2020-08-21 17:13:47,507 INFO  L268        CegarLoopResult]: For program point  L481(lines 481 522)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 435 537)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L500(line 500)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L500-1(line 500)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L459(lines 459 463)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L523(lines 523 534)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L486(lines 486 490)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 435 537)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L484-2(lines 484 504)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L505(lines 483 506)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 435 537)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L464(lines 464 480)  no Hoare annotation was computed.
[2020-08-21 17:13:47,508 INFO  L268        CegarLoopResult]: For program point  L524(lines 524 531)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  L485(lines 484 504)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  L516(line 516)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  L516-1(line 516)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|))
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  activatePumpFINAL(lines 786 793)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 786 793)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 786 793)  no Hoare annotation was computed.
[2020-08-21 17:13:47,509 INFO  L271        CegarLoopResult]: At program point  getWaterLevelENTRY(lines 116 124)  the Hoare annotation is:  true
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 116 124)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 116 124)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 72 83)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  L76-1(lines 72 83)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 72 83)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalENTRY(lines 84 92)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 84 92)  no Hoare annotation was computed.
[2020-08-21 17:13:47,510 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 84 92)  no Hoare annotation was computed.
[2020-08-21 17:13:47,511 INFO  L271        CegarLoopResult]: At program point  L768(line 768)  the Hoare annotation is:  true
[2020-08-21 17:13:47,511 INFO  L271        CegarLoopResult]: At program point  L766(lines 766 772)  the Hoare annotation is:  true
[2020-08-21 17:13:47,511 INFO  L264        CegarLoopResult]: At program point  L761(line 761)  the Hoare annotation is:  (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)))
[2020-08-21 17:13:47,511 INFO  L268        CegarLoopResult]: For program point  L759(lines 755 777)  no Hoare annotation was computed.
[2020-08-21 17:13:47,511 INFO  L268        CegarLoopResult]: For program point  L757(lines 755 777)  no Hoare annotation was computed.
[2020-08-21 17:13:47,511 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 752 778)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,511 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 752 778)  no Hoare annotation was computed.
[2020-08-21 17:13:47,511 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 752 778)  no Hoare annotation was computed.
[2020-08-21 17:13:47,511 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 128 157)  no Hoare annotation was computed.
[2020-08-21 17:13:47,511 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 128 157)  the Hoare annotation is:  true
[2020-08-21 17:13:47,512 INFO  L271        CegarLoopResult]: At program point  L153(lines 128 157)  the Hoare annotation is:  true
[2020-08-21 17:13:47,512 INFO  L268        CegarLoopResult]: For program point  L149(line 149)  no Hoare annotation was computed.
[2020-08-21 17:13:47,512 INFO  L268        CegarLoopResult]: For program point  L142(lines 142 146)  no Hoare annotation was computed.
[2020-08-21 17:13:47,512 INFO  L271        CegarLoopResult]: At program point  L142-1(lines 142 146)  the Hoare annotation is:  true
[2020-08-21 17:13:47,512 INFO  L268        CegarLoopResult]: For program point  L139(line 139)  no Hoare annotation was computed.
[2020-08-21 17:13:47,512 INFO  L271        CegarLoopResult]: At program point  L138-2(lines 138 152)  the Hoare annotation is:  true
[2020-08-21 17:13:47,512 INFO  L271        CegarLoopResult]: At program point  L134(line 134)  the Hoare annotation is:  true
[2020-08-21 17:13:47,513 INFO  L268        CegarLoopResult]: For program point  L134-1(line 134)  no Hoare annotation was computed.
[2020-08-21 17:13:47,513 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 48 59)  the Hoare annotation is:  true
[2020-08-21 17:13:47,513 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 48 59)  no Hoare annotation was computed.
[2020-08-21 17:13:47,513 INFO  L268        CegarLoopResult]: For program point  L52-1(lines 48 59)  no Hoare annotation was computed.
[2020-08-21 17:13:47,513 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 183 189)  no Hoare annotation was computed.
[2020-08-21 17:13:47,513 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 183 189)  the Hoare annotation is:  true
[2020-08-21 17:13:47,514 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 17:13:47,514 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))
[2020-08-21 17:13:47,514 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-21 17:13:47,514 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 17:13:47,514 INFO  L268        CegarLoopResult]: For program point  L64-1(lines 60 71)  no Hoare annotation was computed.
[2020-08-21 17:13:47,514 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 60 71)  no Hoare annotation was computed.
[2020-08-21 17:13:47,515 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 60 71)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)))
[2020-08-21 17:13:47,515 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 859 866)  no Hoare annotation was computed.
[2020-08-21 17:13:47,515 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863)  no Hoare annotation was computed.
[2020-08-21 17:13:47,515 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 859 866)  the Hoare annotation is:  true
[2020-08-21 17:13:47,515 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 859 866)  no Hoare annotation was computed.
[2020-08-21 17:13:47,531 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 05:13:47 BoogieIcfgContainer
[2020-08-21 17:13:47,532 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-21 17:13:47,534 INFO  L168              Benchmark]: Toolchain (without parser) took 13213.71 ms. Allocated memory was 140.5 MB in the beginning and 481.8 MB in the end (delta: 341.3 MB). Free memory was 103.1 MB in the beginning and 136.7 MB in the end (delta: -33.6 MB). Peak memory consumption was 307.9 MB. Max. memory is 7.1 GB.
[2020-08-21 17:13:47,535 INFO  L168              Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-08-21 17:13:47,536 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 626.66 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 102.9 MB in the beginning and 174.3 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB.
[2020-08-21 17:13:47,537 INFO  L168              Benchmark]: Boogie Preprocessor took 99.65 ms. Allocated memory is still 203.4 MB. Free memory was 174.3 MB in the beginning and 169.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB.
[2020-08-21 17:13:47,537 INFO  L168              Benchmark]: RCFGBuilder took 1157.43 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 169.9 MB in the beginning and 203.0 MB in the end (delta: -33.1 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB.
[2020-08-21 17:13:47,538 INFO  L168              Benchmark]: TraceAbstraction took 11322.31 ms. Allocated memory was 236.5 MB in the beginning and 481.8 MB in the end (delta: 245.4 MB). Free memory was 201.6 MB in the beginning and 136.7 MB in the end (delta: 64.9 MB). Peak memory consumption was 310.4 MB. Max. memory is 7.1 GB.
[2020-08-21 17:13:47,542 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 626.66 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 102.9 MB in the beginning and 174.3 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 99.65 ms. Allocated memory is still 203.4 MB. Free memory was 174.3 MB in the beginning and 169.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1157.43 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 169.9 MB in the beginning and 203.0 MB in the end (delta: -33.1 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 11322.31 ms. Allocated memory was 236.5 MB in the beginning and 481.8 MB in the end (delta: 245.4 MB). Free memory was 201.6 MB in the beginning and 136.7 MB in the end (delta: 64.9 MB). Peak memory consumption was 310.4 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 863]: 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: 692]: Loop Invariant
    Derived loop invariant: (!(pumpRunning == 0) || !(1 == systemActive)) || splverifierCounter == 0
  - InvariantResult [Line: 691]: Loop Invariant
    Derived loop invariant: !(systemActive == 1) || !(pumpRunning == 0)
  - InvariantResult [Line: 138]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 128]: Loop Invariant
    Derived loop invariant: 1
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 36 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 5.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 477 SDslu, 277 SDs, 0 SdLazy, 873 SolverSat, 290 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 71 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 149 PreInvPairs, 167 NumberOfFragments, 512 HoareAnnotationTreeSize, 149 FomulaSimplifications, 7732 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 43 FomulaSimplificationsInter, 4675 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...