/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=SHALLOWEST --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_product27.cil.c


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


This is Ultimate 0.1.25-177f698
[2020-08-21 19:39:30,959 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-21 19:39:30,962 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 19:39:31,003 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 19:39:31,004 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 19:39:31,012 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 19:39:31,015 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 19:39:31,018 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 19:39:31,021 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 19:39:31,024 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 19:39:31,025 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 19:39:31,026 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 19:39:31,026 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 19:39:31,028 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 19:39:31,031 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 19:39:31,032 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 19:39:31,034 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 19:39:31,035 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 19:39:31,036 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 19:39:31,044 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 19:39:31,046 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 19:39:31,047 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 19:39:31,050 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 19:39:31,051 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 19:39:31,053 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 19:39:31,054 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 19:39:31,054 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 19:39:31,055 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 19:39:31,055 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 19:39:31,056 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 19:39:31,056 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 19:39:31,057 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 19:39:31,058 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 19:39:31,058 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 19:39:31,059 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 19:39:31,060 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-21 19:39:31,060 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-21 19:39:31,060 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 19:39:31,061 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-21 19:39:31,061 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-21 19:39:31,062 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 19:39:31,063 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 19:39:31,085 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-21 19:39:31,085 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 19:39:31,086 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 19:39:31,086 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-21 19:39:31,087 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-21 19:39:31,087 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 19:39:31,087 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-21 19:39:31,087 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-21 19:39:31,088 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-21 19:39:31,088 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-21 19:39:31,088 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 19:39:31,088 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 19:39:31,088 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 19:39:31,089 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-21 19:39:31,089 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-21 19:39:31,089 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-21 19:39:31,089 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-21 19:39:31,089 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 19:39:31,090 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-21 19:39:31,090 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-21 19:39:31,090 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-21 19:39:31,090 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 19:39:31,090 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 19:39:31,091 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 19:39:31,091 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 19:39:31,091 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-21 19:39:31,091 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 19:39:31,091 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 19:39:31,091 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-21 19:39:31,092 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=SHALLOWEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;
[2020-08-21 19:39:31,434 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 19:39:31,447 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 19:39:31,450 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 19:39:31,452 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-21 19:39:31,452 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-21 19:39:31,453 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c
[2020-08-21 19:39:31,522 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a9975a54f/0bf0dad26856419ab018829d54d7cfab/FLAGa6e8e2dc3
[2020-08-21 19:39:32,090 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-21 19:39:32,091 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c
[2020-08-21 19:39:32,105 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a9975a54f/0bf0dad26856419ab018829d54d7cfab/FLAGa6e8e2dc3
[2020-08-21 19:39:32,332 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a9975a54f/0bf0dad26856419ab018829d54d7cfab
[2020-08-21 19:39:32,342 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 19:39:32,343 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 19:39:32,344 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 19:39:32,345 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 19:39:32,349 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 19:39:32,350 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:32,354 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec9a616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32, skipping insertion in model container
[2020-08-21 19:39:32,354 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:32,363 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-21 19:39:32,418 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-21 19:39:32,856 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 19:39:32,869 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-21 19:39:32,945 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 19:39:32,988 INFO  L208         MainTranslator]: Completed translation
[2020-08-21 19:39:32,989 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32 WrapperNode
[2020-08-21 19:39:32,989 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 19:39:32,990 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 19:39:32,990 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 19:39:32,990 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 19:39:33,000 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:33,001 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:33,020 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:33,021 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:33,050 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:33,060 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:33,069 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (1/1) ...
[2020-08-21 19:39:33,088 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 19:39:33,088 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 19:39:33,089 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 19:39:33,089 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-21 19:39:33,089 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (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 19:39:33,175 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 19:39:33,175 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 19:39:33,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-21 19:39:33,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-21 19:39:33,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-21 19:39:33,177 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-21 19:39:33,177 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-21 19:39:33,178 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2020-08-21 19:39:33,178 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2020-08-21 19:39:33,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2020-08-21 19:39:33,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-21 19:39:33,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-21 19:39:33,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-21 19:39:33,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-21 19:39:33,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-21 19:39:33,180 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-21 19:39:33,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-21 19:39:33,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-21 19:39:33,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-21 19:39:33,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-21 19:39:33,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-21 19:39:33,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-21 19:39:33,181 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-08-21 19:39:33,182 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-21 19:39:33,182 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-21 19:39:33,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-21 19:39:33,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-21 19:39:33,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-21 19:39:33,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 19:39:33,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-21 19:39:33,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-21 19:39:33,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-08-21 19:39:33,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-21 19:39:33,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor
[2020-08-21 19:39:33,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-21 19:39:33,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-21 19:39:33,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-21 19:39:33,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-21 19:39:33,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-21 19:39:33,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-08-21 19:39:33,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-08-21 19:39:33,185 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 19:39:33,185 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-21 19:39:33,186 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-21 19:39:33,186 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-21 19:39:33,187 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-21 19:39:33,188 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-21 19:39:33,188 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-21 19:39:33,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-21 19:39:33,188 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-21 19:39:33,188 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-21 19:39:33,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2020-08-21 19:39:33,189 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2020-08-21 19:39:33,189 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2020-08-21 19:39:33,189 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-21 19:39:33,190 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-21 19:39:33,190 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-21 19:39:33,190 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-21 19:39:33,190 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-21 19:39:33,191 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-21 19:39:33,191 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-21 19:39:33,191 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-21 19:39:33,191 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-21 19:39:33,191 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-21 19:39:33,191 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-21 19:39:33,192 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-21 19:39:33,192 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-21 19:39:33,192 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-21 19:39:33,192 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-21 19:39:33,192 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-21 19:39:33,192 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-21 19:39:33,193 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-21 19:39:33,193 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-21 19:39:33,194 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-21 19:39:33,194 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-21 19:39:33,194 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-21 19:39:33,195 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-08-21 19:39:33,196 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-21 19:39:33,196 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-21 19:39:33,196 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-21 19:39:33,196 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-21 19:39:33,196 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-21 19:39:33,196 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-21 19:39:33,197 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-21 19:39:33,197 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-21 19:39:33,197 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2020-08-21 19:39:33,197 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-21 19:39:33,197 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-21 19:39:33,197 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-21 19:39:33,197 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-08-21 19:39:33,198 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-08-21 19:39:33,198 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor
[2020-08-21 19:39:33,198 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-21 19:39:33,198 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 19:39:33,198 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-21 19:39:33,198 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 19:39:34,270 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 19:39:34,270 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-21 19:39:34,281 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:39:34 BoogieIcfgContainer
[2020-08-21 19:39:34,281 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 19:39:34,284 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 19:39:34,284 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 19:39:34,287 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-21 19:39:34,287 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 07:39:32" (1/3) ...
[2020-08-21 19:39:34,289 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136832e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:39:34, skipping insertion in model container
[2020-08-21 19:39:34,289 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:39:32" (2/3) ...
[2020-08-21 19:39:34,290 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136832e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:39:34, skipping insertion in model container
[2020-08-21 19:39:34,290 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:39:34" (3/3) ...
[2020-08-21 19:39:34,292 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec5_product27.cil.c
[2020-08-21 19:39:34,303 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 19:39:34,313 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 19:39:34,328 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-21 19:39:34,359 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-21 19:39:34,359 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-21 19:39:34,360 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 19:39:34,360 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 19:39:34,360 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 19:39:34,361 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-21 19:39:34,361 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 19:39:34,362 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 19:39:34,384 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states.
[2020-08-21 19:39:34,394 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-08-21 19:39:34,394 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 19:39:34,396 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 19:39:34,396 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 19:39:34,402 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 19:39:34,402 INFO  L82        PathProgramCache]: Analyzing trace with hash -1061084108, now seen corresponding path program 1 times
[2020-08-21 19:39:34,408 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 19:39:34,409 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1686882745]
[2020-08-21 19:39:34,409 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 19:39:34,653 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,067 WARN  L193               SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 19:39:35,068 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:35,079 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,117 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 19:39:35,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,121 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 19:39:35,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,123 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 19:39:35,124 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,127 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 19:39:35,128 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,139 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 19:39:35,140 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,142 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2020-08-21 19:39:35,144 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,147 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:35,147 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,149 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-08-21 19:39:35,150 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,152 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2020-08-21 19:39:35,153 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:35,170 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 19:39:35,171 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1686882745]
[2020-08-21 19:39:35,173 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 19:39:35,174 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-21 19:39:35,175 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134197712]
[2020-08-21 19:39:35,180 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-21 19:39:35,181 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 19:39:35,196 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-21 19:39:35,197 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-08-21 19:39:35,200 INFO  L87              Difference]: Start difference. First operand 163 states. Second operand 4 states.
[2020-08-21 19:39:36,190 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 19:39:36,191 INFO  L93              Difference]: Finished difference Result 268 states and 349 transitions.
[2020-08-21 19:39:36,191 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-08-21 19:39:36,193 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 59
[2020-08-21 19:39:36,193 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 19:39:36,207 INFO  L225             Difference]: With dead ends: 268
[2020-08-21 19:39:36,208 INFO  L226             Difference]: Without dead ends: 149
[2020-08-21 19:39:36,213 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 19:39:36,237 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 149 states.
[2020-08-21 19:39:36,304 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 120.
[2020-08-21 19:39:36,310 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 120 states.
[2020-08-21 19:39:36,312 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions.
[2020-08-21 19:39:36,316 INFO  L78                 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59
[2020-08-21 19:39:36,317 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 19:39:36,317 INFO  L479      AbstractCegarLoop]: Abstraction has 120 states and 141 transitions.
[2020-08-21 19:39:36,317 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-21 19:39:36,317 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions.
[2020-08-21 19:39:36,324 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2020-08-21 19:39:36,324 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 19:39:36,325 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 19:39:36,325 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-21 19:39:36,325 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 19:39:36,325 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 19:39:36,326 INFO  L82        PathProgramCache]: Analyzing trace with hash 1539374261, now seen corresponding path program 1 times
[2020-08-21 19:39:36,326 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 19:39:36,326 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [816497004]
[2020-08-21 19:39:36,326 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 19:39:36,427 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,839 WARN  L193               SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 19:39:36,841 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:36,855 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,881 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 19:39:36,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,884 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 19:39:36,884 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,886 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 19:39:36,887 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,917 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 19:39:36,918 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,934 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 19:39:36,936 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,939 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 19:39:36,940 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,942 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:36,943 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,944 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2020-08-21 19:39:36,945 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,946 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2020-08-21 19:39:36,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:36,962 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 19:39:36,962 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [816497004]
[2020-08-21 19:39:36,963 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 19:39:36,963 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 19:39:36,963 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743057555]
[2020-08-21 19:39:36,965 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 19:39:36,965 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 19:39:36,965 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 19:39:36,966 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 19:39:36,966 INFO  L87              Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 9 states.
[2020-08-21 19:39:37,362 WARN  L193               SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 19:39:37,691 WARN  L193               SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 19:39:37,954 WARN  L193               SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 19:39:38,187 WARN  L193               SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 19:39:39,174 WARN  L193               SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-08-21 19:39:40,560 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 19:39:40,560 INFO  L93              Difference]: Finished difference Result 411 states and 521 transitions.
[2020-08-21 19:39:40,561 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-08-21 19:39:40,561 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 64
[2020-08-21 19:39:40,562 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 19:39:40,567 INFO  L225             Difference]: With dead ends: 411
[2020-08-21 19:39:40,567 INFO  L226             Difference]: Without dead ends: 319
[2020-08-21 19:39:40,569 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240
[2020-08-21 19:39:40,571 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 319 states.
[2020-08-21 19:39:40,679 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 269.
[2020-08-21 19:39:40,679 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 269 states.
[2020-08-21 19:39:40,687 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 332 transitions.
[2020-08-21 19:39:40,688 INFO  L78                 Accepts]: Start accepts. Automaton has 269 states and 332 transitions. Word has length 64
[2020-08-21 19:39:40,688 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 19:39:40,689 INFO  L479      AbstractCegarLoop]: Abstraction has 269 states and 332 transitions.
[2020-08-21 19:39:40,689 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 19:39:40,689 INFO  L276                IsEmpty]: Start isEmpty. Operand 269 states and 332 transitions.
[2020-08-21 19:39:40,696 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2020-08-21 19:39:40,697 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 19:39:40,697 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 19:39:40,697 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-21 19:39:40,697 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 19:39:40,697 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 19:39:40,702 INFO  L82        PathProgramCache]: Analyzing trace with hash -229520433, now seen corresponding path program 1 times
[2020-08-21 19:39:40,702 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 19:39:40,703 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1207001356]
[2020-08-21 19:39:40,703 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 19:39:40,755 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:40,987 WARN  L193               SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 19:39:40,989 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:40,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,007 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 19:39:41,008 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,009 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 19:39:41,009 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,010 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 19:39:41,010 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,012 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 19:39:41,012 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,020 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 19:39:41,021 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,022 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-21 19:39:41,024 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,025 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:41,026 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,034 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-21 19:39:41,035 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,037 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-08-21 19:39:41,037 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,038 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53
[2020-08-21 19:39:41,039 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,040 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59
[2020-08-21 19:39:41,040 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:41,049 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 19:39:41,050 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1207001356]
[2020-08-21 19:39:41,050 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 19:39:41,051 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-08-21 19:39:41,051 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400045469]
[2020-08-21 19:39:41,051 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-08-21 19:39:41,052 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 19:39:41,052 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-08-21 19:39:41,052 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-08-21 19:39:41,052 INFO  L87              Difference]: Start difference. First operand 269 states and 332 transitions. Second operand 6 states.
[2020-08-21 19:39:41,531 WARN  L193               SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-08-21 19:39:42,439 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 19:39:42,440 INFO  L93              Difference]: Finished difference Result 501 states and 655 transitions.
[2020-08-21 19:39:42,440 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-08-21 19:39:42,440 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 68
[2020-08-21 19:39:42,441 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 19:39:42,445 INFO  L225             Difference]: With dead ends: 501
[2020-08-21 19:39:42,445 INFO  L226             Difference]: Without dead ends: 329
[2020-08-21 19:39:42,448 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110
[2020-08-21 19:39:42,449 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 329 states.
[2020-08-21 19:39:42,514 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 242.
[2020-08-21 19:39:42,515 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 242 states.
[2020-08-21 19:39:42,516 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions.
[2020-08-21 19:39:42,517 INFO  L78                 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 68
[2020-08-21 19:39:42,517 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 19:39:42,517 INFO  L479      AbstractCegarLoop]: Abstraction has 242 states and 294 transitions.
[2020-08-21 19:39:42,518 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-08-21 19:39:42,518 INFO  L276                IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions.
[2020-08-21 19:39:42,520 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2020-08-21 19:39:42,520 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 19:39:42,520 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 19:39:42,521 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-21 19:39:42,521 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 19:39:42,521 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 19:39:42,521 INFO  L82        PathProgramCache]: Analyzing trace with hash 188858379, now seen corresponding path program 1 times
[2020-08-21 19:39:42,522 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 19:39:42,522 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1970289746]
[2020-08-21 19:39:42,522 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 19:39:42,553 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,804 WARN  L193               SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 19:39:42,805 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:42,818 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,833 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-21 19:39:42,834 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,835 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-21 19:39:42,836 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,837 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-21 19:39:42,838 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,839 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-21 19:39:42,840 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,855 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2020-08-21 19:39:42,856 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,876 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-21 19:39:42,877 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,880 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-21 19:39:42,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,886 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 19:39:42,886 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,895 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2020-08-21 19:39:42,896 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,897 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61
[2020-08-21 19:39:42,898 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 19:39:42,931 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 19:39:42,932 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1970289746]
[2020-08-21 19:39:42,932 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 19:39:42,933 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-08-21 19:39:42,933 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739496149]
[2020-08-21 19:39:42,935 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 19:39:42,935 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 19:39:42,935 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 19:39:42,936 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2020-08-21 19:39:42,936 INFO  L87              Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 9 states.
[2020-08-21 19:39:43,394 WARN  L193               SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-08-21 19:39:44,032 WARN  L193               SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 19:39:44,697 WARN  L193               SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 19:39:44,960 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-08-21 19:39:45,122 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 19:39:45,122 INFO  L93              Difference]: Finished difference Result 430 states and 556 transitions.
[2020-08-21 19:39:45,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-08-21 19:39:45,129 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 70
[2020-08-21 19:39:45,130 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 19:39:45,130 INFO  L225             Difference]: With dead ends: 430
[2020-08-21 19:39:45,130 INFO  L226             Difference]: Without dead ends: 0
[2020-08-21 19:39:45,133 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240
[2020-08-21 19:39:45,133 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-21 19:39:45,133 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-21 19:39:45,134 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-21 19:39:45,134 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-21 19:39:45,134 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70
[2020-08-21 19:39:45,134 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 19:39:45,134 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-21 19:39:45,134 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 19:39:45,135 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-21 19:39:45,135 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-21 19:39:45,135 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-21 19:39:45,137 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-21 19:39:46,991 WARN  L193               SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9
[2020-08-21 19:39:47,200 WARN  L193               SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23
[2020-08-21 19:39:47,374 WARN  L193               SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1
[2020-08-21 19:39:47,535 WARN  L193               SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1
[2020-08-21 19:39:47,695 WARN  L193               SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1
[2020-08-21 19:39:47,858 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1
[2020-08-21 19:39:48,024 WARN  L193               SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23
[2020-08-21 19:39:48,245 WARN  L193               SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-21 19:39:48,431 WARN  L193               SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23
[2020-08-21 19:39:48,752 WARN  L193               SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14
[2020-08-21 19:39:48,902 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1
[2020-08-21 19:39:49,082 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1
[2020-08-21 19:39:49,400 WARN  L193               SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8
[2020-08-21 19:39:49,772 WARN  L193               SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8
[2020-08-21 19:39:50,068 WARN  L193               SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8
[2020-08-21 19:39:50,245 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23
[2020-08-21 19:39:50,445 WARN  L193               SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25
[2020-08-21 19:39:50,626 WARN  L193               SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25
[2020-08-21 19:39:50,787 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12
[2020-08-21 19:39:50,949 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23
[2020-08-21 19:39:51,345 WARN  L193               SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11
[2020-08-21 19:39:51,653 WARN  L193               SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9
[2020-08-21 19:39:51,817 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23
[2020-08-21 19:39:51,821 INFO  L268        CegarLoopResult]: For program point  L213(lines 213 217)  no Hoare annotation was computed.
[2020-08-21 19:39:51,822 INFO  L268        CegarLoopResult]: For program point  L213-1(lines 213 217)  no Hoare annotation was computed.
[2020-08-21 19:39:51,822 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 182 237)  no Hoare annotation was computed.
[2020-08-21 19:39:51,822 INFO  L268        CegarLoopResult]: For program point  L208(line 208)  no Hoare annotation was computed.
[2020-08-21 19:39:51,823 INFO  L268        CegarLoopResult]: For program point  L207-2(lines 207 228)  no Hoare annotation was computed.
[2020-08-21 19:39:51,823 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 182 237)  no Hoare annotation was computed.
[2020-08-21 19:39:51,823 INFO  L268        CegarLoopResult]: For program point  L229(lines 206 230)  no Hoare annotation was computed.
[2020-08-21 19:39:51,823 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 182 237)  no Hoare annotation was computed.
[2020-08-21 19:39:51,824 INFO  L268        CegarLoopResult]: For program point  L283(line 283)  no Hoare annotation was computed.
[2020-08-21 19:39:51,824 INFO  L268        CegarLoopResult]: For program point  L283-1(line 283)  no Hoare annotation was computed.
[2020-08-21 19:39:51,824 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 238 297)  no Hoare annotation was computed.
[2020-08-21 19:39:51,824 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 238 297)  no Hoare annotation was computed.
[2020-08-21 19:39:51,824 INFO  L268        CegarLoopResult]: For program point  L270(lines 270 274)  no Hoare annotation was computed.
[2020-08-21 19:39:51,825 INFO  L268        CegarLoopResult]: For program point  L270-1(lines 270 274)  no Hoare annotation was computed.
[2020-08-21 19:39:51,825 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 238 297)  no Hoare annotation was computed.
[2020-08-21 19:39:51,825 INFO  L268        CegarLoopResult]: For program point  L265(line 265)  no Hoare annotation was computed.
[2020-08-21 19:39:51,825 INFO  L268        CegarLoopResult]: For program point  L264-2(lines 264 289)  no Hoare annotation was computed.
[2020-08-21 19:39:51,825 INFO  L268        CegarLoopResult]: For program point  L290(lines 263 291)  no Hoare annotation was computed.
[2020-08-21 19:39:51,825 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 61 67)  the Hoare annotation is:  true
[2020-08-21 19:39:51,825 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 61 67)  no Hoare annotation was computed.
[2020-08-21 19:39:51,826 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 68 76)  no Hoare annotation was computed.
[2020-08-21 19:39:51,826 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 68 76)  the Hoare annotation is:  true
[2020-08-21 19:39:51,826 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 68 76)  no Hoare annotation was computed.
[2020-08-21 19:39:51,826 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification5_spec__1ENTRY(lines 82 89)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)))
[2020-08-21 19:39:51,826 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__1EXIT(lines 82 89)  no Hoare annotation was computed.
[2020-08-21 19:39:51,826 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__1FINAL(lines 82 89)  no Hoare annotation was computed.
[2020-08-21 19:39:51,826 INFO  L264        CegarLoopResult]: At program point  __utac_acc__Specification5_spec__2ENTRY(lines 90 99)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))
[2020-08-21 19:39:51,826 INFO  L268        CegarLoopResult]: For program point  L95(line 95)  no Hoare annotation was computed.
[2020-08-21 19:39:51,826 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__2EXIT(lines 90 99)  no Hoare annotation was computed.
[2020-08-21 19:39:51,827 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__2FINAL(lines 90 99)  no Hoare annotation was computed.
[2020-08-21 19:39:51,827 INFO  L264        CegarLoopResult]: At program point  L115(line 115)  the Hoare annotation is:  (not (= ~pumpRunning~0 0))
[2020-08-21 19:39:51,827 INFO  L268        CegarLoopResult]: For program point  L113(lines 113 119)  no Hoare annotation was computed.
[2020-08-21 19:39:51,827 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification5_spec__3ENTRY(lines 100 128)  the Hoare annotation is:  true
[2020-08-21 19:39:51,827 INFO  L268        CegarLoopResult]: For program point  L112(lines 112 122)  no Hoare annotation was computed.
[2020-08-21 19:39:51,827 INFO  L271        CegarLoopResult]: At program point  L110(line 110)  the Hoare annotation is:  true
[2020-08-21 19:39:51,827 INFO  L268        CegarLoopResult]: For program point  L110-1(line 110)  no Hoare annotation was computed.
[2020-08-21 19:39:51,828 INFO  L268        CegarLoopResult]: For program point  L108(lines 108 125)  no Hoare annotation was computed.
[2020-08-21 19:39:51,828 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification5_spec__3EXIT(lines 100 128)  no Hoare annotation was computed.
[2020-08-21 19:39:51,828 INFO  L268        CegarLoopResult]: For program point  L108-1(lines 100 128)  no Hoare annotation was computed.
[2020-08-21 19:39:51,828 INFO  L271        CegarLoopResult]: At program point  L106(line 106)  the Hoare annotation is:  true
[2020-08-21 19:39:51,828 INFO  L268        CegarLoopResult]: For program point  L106-1(line 106)  no Hoare annotation was computed.
[2020-08-21 19:39:51,828 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 676 698)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,828 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 676 698)  no Hoare annotation was computed.
[2020-08-21 19:39:51,829 INFO  L264        CegarLoopResult]: At program point  L688(line 688)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,829 INFO  L264        CegarLoopResult]: At program point  L688-1(line 688)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,829 INFO  L268        CegarLoopResult]: For program point  L686(lines 686 693)  no Hoare annotation was computed.
[2020-08-21 19:39:51,829 INFO  L268        CegarLoopResult]: For program point  L686-1(lines 686 693)  no Hoare annotation was computed.
[2020-08-21 19:39:51,829 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 676 698)  no Hoare annotation was computed.
[2020-08-21 19:39:51,829 INFO  L268        CegarLoopResult]: For program point  L684(line 684)  no Hoare annotation was computed.
[2020-08-21 19:39:51,829 INFO  L264        CegarLoopResult]: At program point  L683(line 683)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,829 INFO  L264        CegarLoopResult]: At program point  L682(line 682)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,830 INFO  L264        CegarLoopResult]: At program point  L682-1(line 682)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  L641(line 641)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  L640(line 640)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 633 656)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  L639(line 639)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  L638(line 638)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 633 656)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 633 656)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  L651(line 651)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  L650(line 650)  no Hoare annotation was computed.
[2020-08-21 19:39:51,830 INFO  L268        CegarLoopResult]: For program point  L649(line 649)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L648(line 648)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L647(line 647)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L646(line 646)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L645(line 645)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L644(line 644)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L643(line 643)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L642(line 642)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  stopSystemEXIT(lines 942 956)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L264        CegarLoopResult]: At program point  stopSystemENTRY(lines 942 956)  the Hoare annotation is:  (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  stopSystemFINAL(lines 942 956)  no Hoare annotation was computed.
[2020-08-21 19:39:51,831 INFO  L264        CegarLoopResult]: At program point  L948(line 948)  the Hoare annotation is:  (not (= |old(~pumpRunning~0)| 0))
[2020-08-21 19:39:51,831 INFO  L268        CegarLoopResult]: For program point  L946(lines 946 952)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 878 886)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 878 886)  the Hoare annotation is:  true
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 878 886)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  L930-1(line 930)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L271        CegarLoopResult]: At program point  isLowWaterLevelENTRY(lines 923 941)  the Hoare annotation is:  true
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  isLowWaterLevelEXIT(lines 923 941)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  L932(lines 932 936)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L271        CegarLoopResult]: At program point  L930(line 930)  the Hoare annotation is:  true
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  L932-2(lines 932 936)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  isLowWaterLevelFINAL(lines 923 941)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  L894(lines 894 902)  no Hoare annotation was computed.
[2020-08-21 19:39:51,832 INFO  L268        CegarLoopResult]: For program point  L894-2(lines 894 902)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  L917(line 917)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  L917-1(line 917)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 887 922)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  L906(lines 906 914)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  L906-2(lines 906 914)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 887 922)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 887 922)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 54 60)  no Hoare annotation was computed.
[2020-08-21 19:39:51,833 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 54 60)  the Hoare annotation is:  true
[2020-08-21 19:39:51,833 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 136 181)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 136 181)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 136 181)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 449 494)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  L469(lines 469 476)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  L463(lines 463 483)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  L463-1(lines 463 483)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 449 494)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 449 494)  no Hoare annotation was computed.
[2020-08-21 19:39:51,834 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 665 675)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,835 INFO  L264        CegarLoopResult]: At program point  L670(line 670)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 665 675)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 665 675)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 867 877)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 867 877)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  L872(line 872)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  L872-1(line 872)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 867 877)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L271        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 859 866)  the Hoare annotation is:  true
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 859 866)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 859 866)  no Hoare annotation was computed.
[2020-08-21 19:39:51,835 INFO  L264        CegarLoopResult]: At program point  L827(line 827)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,836 INFO  L268        CegarLoopResult]: For program point  L827-1(lines 808 832)  no Hoare annotation was computed.
[2020-08-21 19:39:51,836 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 808 832)  no Hoare annotation was computed.
[2020-08-21 19:39:51,836 INFO  L264        CegarLoopResult]: At program point  L822(line 822)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,836 INFO  L264        CegarLoopResult]: At program point  processEnvironmentENTRY(lines 808 832)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,836 INFO  L264        CegarLoopResult]: At program point  L818(line 818)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,836 INFO  L268        CegarLoopResult]: For program point  L816(lines 816 824)  no Hoare annotation was computed.
[2020-08-21 19:39:51,836 INFO  L264        CegarLoopResult]: At program point  L814(line 814)  the Hoare annotation is:  (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,836 INFO  L268        CegarLoopResult]: For program point  L814-1(line 814)  no Hoare annotation was computed.
[2020-08-21 19:39:51,836 INFO  L268        CegarLoopResult]: For program point  L812(lines 812 829)  no Hoare annotation was computed.
[2020-08-21 19:39:51,836 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__baseEXIT(lines 800 806)  no Hoare annotation was computed.
[2020-08-21 19:39:51,836 INFO  L271        CegarLoopResult]: At program point  processEnvironment__wrappee__baseFINAL(lines 800 806)  the Hoare annotation is:  true
[2020-08-21 19:39:51,837 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 701 766)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,837 INFO  L264        CegarLoopResult]: At program point  L733(line 733)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)))
[2020-08-21 19:39:51,837 INFO  L268        CegarLoopResult]: For program point  L731(lines 731 737)  no Hoare annotation was computed.
[2020-08-21 19:39:51,837 INFO  L268        CegarLoopResult]: For program point  L731-1(lines 731 737)  no Hoare annotation was computed.
[2020-08-21 19:39:51,837 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 701 766)  no Hoare annotation was computed.
[2020-08-21 19:39:51,837 INFO  L264        CegarLoopResult]: At program point  L756(lines 711 758)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)))
[2020-08-21 19:39:51,837 INFO  L264        CegarLoopResult]: At program point  L723(line 723)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)))
[2020-08-21 19:39:51,838 INFO  L268        CegarLoopResult]: For program point  L721(lines 721 727)  no Hoare annotation was computed.
[2020-08-21 19:39:51,838 INFO  L268        CegarLoopResult]: For program point  L721-1(lines 721 727)  no Hoare annotation was computed.
[2020-08-21 19:39:51,838 INFO  L268        CegarLoopResult]: For program point  L713(lines 713 717)  no Hoare annotation was computed.
[2020-08-21 19:39:51,838 INFO  L264        CegarLoopResult]: At program point  L759(lines 710 760)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,838 INFO  L264        CegarLoopResult]: At program point  L749(line 749)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)))
[2020-08-21 19:39:51,838 INFO  L268        CegarLoopResult]: For program point  L747(lines 747 753)  no Hoare annotation was computed.
[2020-08-21 19:39:51,838 INFO  L264        CegarLoopResult]: At program point  L747-1(lines 741 754)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)))
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  L712(lines 711 758)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  L741(lines 741 754)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 701 766)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  L417(lines 417 437)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  L417-1(lines 417 437)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 403 448)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 403 448)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 403 448)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  L423(lines 423 430)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__lowWaterSensorENTRY(lines 833 840)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__lowWaterSensorFINAL(lines 833 840)  no Hoare annotation was computed.
[2020-08-21 19:39:51,839 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__lowWaterSensorEXIT(lines 833 840)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  isLowWaterSensorDryFINAL(lines 581 589)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L271        CegarLoopResult]: At program point  isLowWaterSensorDryENTRY(lines 581 589)  the Hoare annotation is:  true
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  isLowWaterSensorDryEXIT(lines 581 589)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  L557(lines 557 565)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  L557-2(lines 557 565)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 549 571)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 549 571)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 549 571)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 44 53)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 44 53)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 44 53)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  L351(lines 351 355)  no Hoare annotation was computed.
[2020-08-21 19:39:51,840 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 300 402)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L349-2(lines 349 369)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L370(lines 348 371)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L329(lines 329 345)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 300 402)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L389(lines 389 396)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L350(lines 349 369)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L381(line 381)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L381-1(line 381)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  L346(lines 346 387)  no Hoare annotation was computed.
[2020-08-21 19:39:51,841 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 300 402)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  L365(line 365)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  L365-1(line 365)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  L324(lines 324 328)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  L388(lines 388 399)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.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~string26.base| |old(#t~string26.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.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~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.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~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.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~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|))
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  L849(lines 849 855)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  L847(line 847)  no Hoare annotation was computed.
[2020-08-21 19:39:51,842 INFO  L268        CegarLoopResult]: For program point  L847-1(line 847)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 842 858)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 842 858)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  L853(line 853)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  L853-1(lines 842 858)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L271        CegarLoopResult]: At program point  getWaterLevelENTRY(lines 572 580)  the Hoare annotation is:  true
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 572 580)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 572 580)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 528 539)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 528 539)  no Hoare annotation was computed.
[2020-08-21 19:39:51,843 INFO  L268        CegarLoopResult]: For program point  L532-1(lines 528 539)  no Hoare annotation was computed.
[2020-08-21 19:39:51,844 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalENTRY(lines 540 548)  no Hoare annotation was computed.
[2020-08-21 19:39:51,844 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 540 548)  no Hoare annotation was computed.
[2020-08-21 19:39:51,844 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 540 548)  no Hoare annotation was computed.
[2020-08-21 19:39:51,844 INFO  L264        CegarLoopResult]: At program point  L789(line 789)  the Hoare annotation is:  (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,844 INFO  L264        CegarLoopResult]: At program point  L787(lines 787 793)  the Hoare annotation is:  (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0))
[2020-08-21 19:39:51,844 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 773 799)  the Hoare annotation is:  (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0)))
[2020-08-21 19:39:51,844 INFO  L264        CegarLoopResult]: At program point  L782(line 782)  the Hoare annotation is:  (not (= |old(~pumpRunning~0)| 0))
[2020-08-21 19:39:51,844 INFO  L268        CegarLoopResult]: For program point  L780(lines 776 798)  no Hoare annotation was computed.
[2020-08-21 19:39:51,845 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 773 799)  no Hoare annotation was computed.
[2020-08-21 19:39:51,845 INFO  L268        CegarLoopResult]: For program point  L778(lines 776 798)  no Hoare annotation was computed.
[2020-08-21 19:39:51,845 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 773 799)  no Hoare annotation was computed.
[2020-08-21 19:39:51,845 INFO  L271        CegarLoopResult]: At program point  L608(line 608)  the Hoare annotation is:  true
[2020-08-21 19:39:51,845 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 602 631)  no Hoare annotation was computed.
[2020-08-21 19:39:51,845 INFO  L268        CegarLoopResult]: For program point  L608-1(line 608)  no Hoare annotation was computed.
[2020-08-21 19:39:51,845 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 602 631)  the Hoare annotation is:  true
[2020-08-21 19:39:51,845 INFO  L271        CegarLoopResult]: At program point  L627(lines 602 631)  the Hoare annotation is:  true
[2020-08-21 19:39:51,845 INFO  L268        CegarLoopResult]: For program point  L623(line 623)  no Hoare annotation was computed.
[2020-08-21 19:39:51,846 INFO  L268        CegarLoopResult]: For program point  L616(lines 616 620)  no Hoare annotation was computed.
[2020-08-21 19:39:51,846 INFO  L271        CegarLoopResult]: At program point  L616-1(lines 616 620)  the Hoare annotation is:  true
[2020-08-21 19:39:51,846 INFO  L268        CegarLoopResult]: For program point  L613(line 613)  no Hoare annotation was computed.
[2020-08-21 19:39:51,846 INFO  L271        CegarLoopResult]: At program point  L612-2(lines 612 626)  the Hoare annotation is:  true
[2020-08-21 19:39:51,846 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 504 515)  the Hoare annotation is:  true
[2020-08-21 19:39:51,846 INFO  L268        CegarLoopResult]: For program point  L508-1(lines 504 515)  no Hoare annotation was computed.
[2020-08-21 19:39:51,846 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 504 515)  no Hoare annotation was computed.
[2020-08-21 19:39:51,846 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 657 663)  no Hoare annotation was computed.
[2020-08-21 19:39:51,846 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 657 663)  the Hoare annotation is:  true
[2020-08-21 19:39:51,846 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 19:39:51,847 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))
[2020-08-21 19:39:51,847 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-21 19:39:51,847 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 19:39:51,847 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 516 527)  no Hoare annotation was computed.
[2020-08-21 19:39:51,847 INFO  L268        CegarLoopResult]: For program point  L520-1(lines 516 527)  no Hoare annotation was computed.
[2020-08-21 19:39:51,847 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 516 527)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)))
[2020-08-21 19:39:51,847 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 591 598)  no Hoare annotation was computed.
[2020-08-21 19:39:51,848 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595)  no Hoare annotation was computed.
[2020-08-21 19:39:51,848 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 591 598)  the Hoare annotation is:  true
[2020-08-21 19:39:51,848 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 591 598)  no Hoare annotation was computed.
[2020-08-21 19:39:51,865 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 07:39:51 BoogieIcfgContainer
[2020-08-21 19:39:51,865 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-21 19:39:51,867 INFO  L168              Benchmark]: Toolchain (without parser) took 19523.64 ms. Allocated memory was 140.0 MB in the beginning and 576.7 MB in the end (delta: 436.7 MB). Free memory was 101.8 MB in the beginning and 291.3 MB in the end (delta: -189.5 MB). Peak memory consumption was 408.3 MB. Max. memory is 7.1 GB.
[2020-08-21 19:39:51,868 INFO  L168              Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-08-21 19:39:51,869 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 645.10 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 172.7 MB in the end (delta: -71.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB.
[2020-08-21 19:39:51,870 INFO  L168              Benchmark]: Boogie Preprocessor took 98.31 ms. Allocated memory is still 203.9 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
[2020-08-21 19:39:51,871 INFO  L168              Benchmark]: RCFGBuilder took 1192.60 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 168.6 MB in the beginning and 197.6 MB in the end (delta: -29.0 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB.
[2020-08-21 19:39:51,874 INFO  L168              Benchmark]: TraceAbstraction took 17581.58 ms. Allocated memory was 237.0 MB in the beginning and 576.7 MB in the end (delta: 339.7 MB). Free memory was 196.1 MB in the beginning and 291.3 MB in the end (delta: -95.2 MB). Peak memory consumption was 405.6 MB. Max. memory is 7.1 GB.
[2020-08-21 19:39:51,879 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 645.10 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 172.7 MB in the end (delta: -71.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 98.31 ms. Allocated memory is still 203.9 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1192.60 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 168.6 MB in the beginning and 197.6 MB in the end (delta: -29.0 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 17581.58 ms. Allocated memory was 237.0 MB in the beginning and 576.7 MB in the end (delta: 339.7 MB). Free memory was 196.1 MB in the beginning and 291.3 MB in the end (delta: -95.2 MB). Peak memory consumption was 405.6 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 595]: 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: 711]: Loop Invariant
    Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0)
  - InvariantResult [Line: 612]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 710]: Loop Invariant
    Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)
  - InvariantResult [Line: 602]: Loop Invariant
    Derived loop invariant: 1
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 41 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 418 SDtfs, 746 SDslu, 417 SDs, 0 SdLazy, 1571 SolverSat, 483 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=269occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 166 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 354 PreInvPairs, 396 NumberOfFragments, 669 HoareAnnotationTreeSize, 354 FomulaSimplifications, 13617 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 55 FomulaSimplificationsInter, 9739 FormulaSimplificationTreeSizeReductionInter, 5.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 76486 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...