/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 --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --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_product64.cil.c


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


This is Ultimate 0.1.25-c90d42b
[2020-09-25 04:15:14,511 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 04:15:14,515 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 04:15:14,542 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 04:15:14,542 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 04:15:14,543 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 04:15:14,545 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 04:15:14,547 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 04:15:14,549 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 04:15:14,550 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 04:15:14,551 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
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[2020-09-25 04:15:14,553 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 04:15:14,554 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 04:15:14,556 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 04:15:14,558 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 04:15:14,559 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 04:15:14,560 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 04:15:14,562 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 04:15:14,564 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 04:15:14,567 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 04:15:14,569 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 04:15:14,571 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 04:15:14,572 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 04:15:14,578 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 04:15:14,578 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 04:15:14,579 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 04:15:14,581 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 04:15:14,584 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 04:15:14,586 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 04:15:14,586 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-09-25 04:15:14,588 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 04:15:14,589 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 04:15:14,590 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 04:15:14,590 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 04:15:14,591 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
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[2020-09-25 04:15:14,592 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-09-25 04:15:14,595 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 04:15:14,596 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
[2020-09-25 04:15:14,660 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 04:15:14,660 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 04:15:14,662 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 04:15:14,662 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 04:15:14,662 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 04:15:14,664 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 04:15:14,665 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 04:15:14,665 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 04:15:14,665 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 04:15:14,665 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 04:15:14,665 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 04:15:14,666 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 04:15:14,667 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 04:15:14,667 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 04:15:14,667 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 04:15:14,667 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 04:15:14,668 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 04:15:14,668 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 04:15:14,668 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 04:15:14,668 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 04:15:14,668 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 04:15:14,669 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 04:15:14,669 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 04:15:14,669 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 04:15:14,669 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 04:15:14,670 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 04:15:14,670 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 04:15:14,670 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 04:15:14,670 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 04:15:14,670 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.rcfgbuilder: Size of a code block -> SingleStatement
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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true;
[2020-09-25 04:15:15,159 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 04:15:15,180 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 04:15:15,187 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 04:15:15,189 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 04:15:15,189 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 04:15:15,190 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c
[2020-09-25 04:15:15,268 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cd89a7779/8918b625b8164c08b2faffd67bde18b8/FLAG5c5652392
[2020-09-25 04:15:15,873 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 04:15:15,874 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c
[2020-09-25 04:15:15,890 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cd89a7779/8918b625b8164c08b2faffd67bde18b8/FLAG5c5652392
[2020-09-25 04:15:16,115 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cd89a7779/8918b625b8164c08b2faffd67bde18b8
[2020-09-25 04:15:16,130 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 04:15:16,135 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 04:15:16,136 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 04:15:16,136 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 04:15:16,141 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 04:15:16,142 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:16,146 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cafb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16, skipping insertion in model container
[2020-09-25 04:15:16,146 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:16,156 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 04:15:16,208 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 04:15:16,761 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 04:15:16,789 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 04:15:16,918 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 04:15:16,966 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 04:15:16,967 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16 WrapperNode
[2020-09-25 04:15:16,967 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 04:15:16,968 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 04:15:16,968 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 04:15:16,969 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 04:15:16,988 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:16,989 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:17,010 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:17,011 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:17,047 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:17,059 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:17,067 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (1/1) ...
[2020-09-25 04:15:17,085 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 04:15:17,085 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 04:15:17,085 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 04:15:17,086 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 04:15:17,090 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (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
[2020-09-25 04:15:17,199 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 04:15:17,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 04:15:17,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-09-25 04:15:17,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2020-09-25 04:15:17,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2020-09-25 04:15:17,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2020-09-25 04:15:17,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-09-25 04:15:17,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-09-25 04:15:17,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-09-25 04:15:17,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor
[2020-09-25 04:15:17,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2020-09-25 04:15:17,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-09-25 04:15:17,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor
[2020-09-25 04:15:17,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-09-25 04:15:17,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-09-25 04:15:17,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-09-25 04:15:17,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-09-25 04:15:17,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-09-25 04:15:17,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure isHighWaterLevel
[2020-09-25 04:15:17,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-09-25 04:15:17,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-09-25 04:15:17,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-09-25 04:15:17,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-09-25 04:15:17,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-09-25 04:15:17,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-09-25 04:15:17,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-09-25 04:15:17,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-09-25 04:15:17,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-09-25 04:15:17,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry
[2020-09-25 04:15:17,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-09-25 04:15:17,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-09-25 04:15:17,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-09-25 04:15:17,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-09-25 04:15:17,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-09-25 04:15:17,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 04:15:17,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-09-25 04:15:17,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-09-25 04:15:17,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-09-25 04:15:17,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-09-25 04:15:17,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-09-25 04:15:17,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-09-25 04:15:17,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-09-25 04:15:17,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-09-25 04:15:17,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-09-25 04:15:17,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-09-25 04:15:17,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-09-25 04:15:17,208 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 04:15:17,208 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 04:15:17,209 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-09-25 04:15:17,209 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-09-25 04:15:17,209 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-09-25 04:15:17,209 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-09-25 04:15:17,209 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2020-09-25 04:15:17,209 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2020-09-25 04:15:17,210 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2020-09-25 04:15:17,210 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-09-25 04:15:17,210 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-09-25 04:15:17,210 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-09-25 04:15:17,210 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2020-09-25 04:15:17,210 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-09-25 04:15:17,211 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-09-25 04:15:17,211 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-09-25 04:15:17,211 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-09-25 04:15:17,211 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-09-25 04:15:17,211 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-09-25 04:15:17,211 INFO  L130     BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry
[2020-09-25 04:15:17,212 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-09-25 04:15:17,212 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-09-25 04:15:17,212 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-09-25 04:15:17,212 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-09-25 04:15:17,212 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-09-25 04:15:17,212 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-09-25 04:15:17,213 INFO  L130     BoogieDeclarations]: Found specification of procedure isHighWaterLevel
[2020-09-25 04:15:17,213 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor
[2020-09-25 04:15:17,213 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-09-25 04:15:17,213 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2020-09-25 04:15:17,213 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-09-25 04:15:17,213 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor
[2020-09-25 04:15:17,214 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 04:15:17,214 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-09-25 04:15:17,214 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-09-25 04:15:17,214 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-09-25 04:15:17,214 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-09-25 04:15:17,214 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-09-25 04:15:17,215 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-09-25 04:15:17,215 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 04:15:17,215 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-09-25 04:15:17,215 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-09-25 04:15:17,215 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-09-25 04:15:17,215 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-09-25 04:15:17,216 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-09-25 04:15:17,216 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-09-25 04:15:17,216 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-09-25 04:15:17,216 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 04:15:17,216 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-09-25 04:15:17,217 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-09-25 04:15:17,217 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 04:15:17,217 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-09-25 04:15:17,217 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-09-25 04:15:17,217 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 04:15:17,218 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-09-25 04:15:17,218 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-09-25 04:15:17,218 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-09-25 04:15:17,218 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 04:15:17,218 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-09-25 04:15:17,219 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 04:15:18,684 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 04:15:18,684 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-09-25 04:15:18,697 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:15:18 BoogieIcfgContainer
[2020-09-25 04:15:18,698 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 04:15:18,700 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 04:15:18,700 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 04:15:18,704 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 04:15:18,705 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 04:15:16" (1/3) ...
[2020-09-25 04:15:18,706 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b21973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 04:15:18, skipping insertion in model container
[2020-09-25 04:15:18,707 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:15:16" (2/3) ...
[2020-09-25 04:15:18,707 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b21973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 04:15:18, skipping insertion in model container
[2020-09-25 04:15:18,708 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:15:18" (3/3) ...
[2020-09-25 04:15:18,711 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec5_product64.cil.c
[2020-09-25 04:15:18,724 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 04:15:18,741 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 04:15:18,767 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 04:15:18,810 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 04:15:18,811 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 04:15:18,812 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 04:15:18,812 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 04:15:18,813 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 04:15:18,817 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 04:15:18,817 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 04:15:18,817 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 04:15:18,861 INFO  L276                IsEmpty]: Start isEmpty. Operand 369 states.
[2020-09-25 04:15:18,896 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 161
[2020-09-25 04:15:18,896 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 04:15:18,898 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 04:15:18,899 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 04:15:18,907 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 04:15:18,909 INFO  L82        PathProgramCache]: Analyzing trace with hash -2061936998, now seen corresponding path program 1 times
[2020-09-25 04:15:18,921 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 04:15:18,922 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1423056370]
[2020-09-25 04:15:18,922 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 04:15:19,270 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:19,432 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:19,677 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:21,128 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:21,251 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:24,333 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:24,333 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 197
[2020-09-25 04:15:24,334 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 04:15:24,334 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5052
[2020-09-25 04:15:24,338 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:24,338 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:24,338 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:24,339 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 136
[2020-09-25 04:15:24,339 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:24,339 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 4
[2020-09-25 04:15:24,805 WARN  L193               SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 04:15:24,810 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:24,837 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:24,850 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:24,976 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:24,977 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 04:15:24,977 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:24,977 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 137
[2020-09-25 04:15:24,977 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:24,978 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:24,978 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:24,978 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:24,978 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:24,978 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,062 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 04:15:25,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,066 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,070 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,070 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:25,070 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,070 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 04:15:25,071 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,071 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,071 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,071 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:25,071 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,072 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,074 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 04:15:25,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,076 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,079 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,079 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:25,079 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,079 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:25,080 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,080 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,080 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,081 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:25,081 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,081 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,083 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 04:15:25,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,085 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,093 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,093 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:25,093 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,094 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 04:15:25,094 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,094 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,094 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,094 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:25,095 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,095 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,099 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 04:15:25,099 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,101 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,103 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,104 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:25,104 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,104 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:25,104 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,104 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,105 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,105 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:25,105 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,105 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,114 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 04:15:25,115 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,116 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,118 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,119 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:25,119 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,119 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:25,119 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,120 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,120 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,120 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:25,120 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,121 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,123 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2020-09-25 04:15:25,126 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,128 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,133 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,134 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 04:15:25,134 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,134 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 04:15:25,135 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,135 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,135 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,135 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 16
[2020-09-25 04:15:25,135 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,136 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,140 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:25,141 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,142 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,145 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,145 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:25,145 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,147 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:25,150 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,151 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,151 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,151 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:25,151 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,152 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,154 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137
[2020-09-25 04:15:25,156 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,158 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,160 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,160 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:25,160 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,161 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:25,161 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,161 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,161 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,161 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:25,169 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,169 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 8
[2020-09-25 04:15:25,172 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147
[2020-09-25 04:15:25,173 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:25,175 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:25,182 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:25,182 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:25,182 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:25,183 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 04:15:25,183 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:25,183 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:25,183 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:25,184 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:25,184 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:25,184 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:25,219 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2020-09-25 04:15:25,220 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1423056370]
[2020-09-25 04:15:25,222 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 04:15:25,223 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-09-25 04:15:25,224 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897534414]
[2020-09-25 04:15:25,233 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-09-25 04:15:25,233 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 04:15:25,251 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-09-25 04:15:25,252 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-09-25 04:15:25,254 INFO  L87              Difference]: Start difference. First operand 369 states. Second operand 4 states.
[2020-09-25 04:15:26,991 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 04:15:26,992 INFO  L93              Difference]: Finished difference Result 604 states and 711 transitions.
[2020-09-25 04:15:26,993 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-09-25 04:15:26,995 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 160
[2020-09-25 04:15:26,996 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 04:15:27,022 INFO  L225             Difference]: With dead ends: 604
[2020-09-25 04:15:27,022 INFO  L226             Difference]: Without dead ends: 371
[2020-09-25 04:15:27,029 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
[2020-09-25 04:15:27,052 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 371 states.
[2020-09-25 04:15:27,148 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 318.
[2020-09-25 04:15:27,150 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 318 states.
[2020-09-25 04:15:27,153 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 350 transitions.
[2020-09-25 04:15:27,156 INFO  L78                 Accepts]: Start accepts. Automaton has 318 states and 350 transitions. Word has length 160
[2020-09-25 04:15:27,157 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 04:15:27,157 INFO  L479      AbstractCegarLoop]: Abstraction has 318 states and 350 transitions.
[2020-09-25 04:15:27,157 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-09-25 04:15:27,157 INFO  L276                IsEmpty]: Start isEmpty. Operand 318 states and 350 transitions.
[2020-09-25 04:15:27,161 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 162
[2020-09-25 04:15:27,161 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 04:15:27,162 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 04:15:27,162 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 04:15:27,162 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 04:15:27,162 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 04:15:27,163 INFO  L82        PathProgramCache]: Analyzing trace with hash -1396350800, now seen corresponding path program 1 times
[2020-09-25 04:15:27,163 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 04:15:27,163 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1340244975]
[2020-09-25 04:15:27,163 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 04:15:27,220 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:27,276 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:27,375 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:28,931 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:29,353 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:30,308 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,251 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,251 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 198
[2020-09-25 04:15:32,251 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 04:15:32,252 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5027
[2020-09-25 04:15:32,252 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,252 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,252 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 04:15:32,252 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 135
[2020-09-25 04:15:32,253 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 3
[2020-09-25 04:15:32,253 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,581 WARN  L193               SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 04:15:32,582 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:32,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,599 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,693 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,693 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 04:15:32,693 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,693 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 102
[2020-09-25 04:15:32,694 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,694 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,694 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,694 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:32,695 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,695 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,728 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 04:15:32,729 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,730 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,731 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,731 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:32,732 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,732 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:15:32,732 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,732 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,733 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,733 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:32,733 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,733 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,734 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 04:15:32,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,736 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,737 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,737 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:32,738 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,738 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:32,738 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,738 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,739 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,739 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:32,739 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,739 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,740 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 04:15:32,741 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,742 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,746 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,746 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:32,746 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,746 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 04:15:32,747 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,747 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,747 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,747 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:32,747 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,748 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,749 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 04:15:32,750 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,751 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,752 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,752 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:32,752 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,753 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:15:32,753 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,753 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,753 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,754 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:32,754 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,754 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,763 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 04:15:32,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,764 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,766 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,766 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:32,766 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,766 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:15:32,767 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,767 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:32,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,768 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,769 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2020-09-25 04:15:32,770 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,772 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,774 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,774 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 04:15:32,775 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,775 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:32,775 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,775 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,775 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,776 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 16
[2020-09-25 04:15:32,776 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,776 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,778 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:32,778 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,780 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,781 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,781 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:32,781 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,782 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:32,782 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,782 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,782 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,782 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:32,783 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,783 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,784 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2020-09-25 04:15:32,785 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,787 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,788 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,788 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:32,789 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,789 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:32,789 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,789 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,789 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,790 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:32,790 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,790 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,792 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 04:15:32,792 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:32,794 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:32,795 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:32,796 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:32,796 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:32,796 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:32,796 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:32,796 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:32,797 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:32,797 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:32,797 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:32,797 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:32,825 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2020-09-25 04:15:32,825 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1340244975]
[2020-09-25 04:15:32,826 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 04:15:32,826 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-25 04:15:32,826 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830638165]
[2020-09-25 04:15:32,828 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-25 04:15:32,829 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 04:15:32,829 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-25 04:15:32,829 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-25 04:15:32,829 INFO  L87              Difference]: Start difference. First operand 318 states and 350 transitions. Second operand 5 states.
[2020-09-25 04:15:33,530 WARN  L193               SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 04:15:35,086 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 04:15:35,086 INFO  L93              Difference]: Finished difference Result 523 states and 595 transitions.
[2020-09-25 04:15:35,087 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-25 04:15:35,087 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 161
[2020-09-25 04:15:35,088 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 04:15:35,093 INFO  L225             Difference]: With dead ends: 523
[2020-09-25 04:15:35,094 INFO  L226             Difference]: Without dead ends: 360
[2020-09-25 04:15:35,096 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-25 04:15:35,097 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 360 states.
[2020-09-25 04:15:35,143 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 308.
[2020-09-25 04:15:35,143 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 308 states.
[2020-09-25 04:15:35,145 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 337 transitions.
[2020-09-25 04:15:35,146 INFO  L78                 Accepts]: Start accepts. Automaton has 308 states and 337 transitions. Word has length 161
[2020-09-25 04:15:35,146 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 04:15:35,147 INFO  L479      AbstractCegarLoop]: Abstraction has 308 states and 337 transitions.
[2020-09-25 04:15:35,147 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-25 04:15:35,147 INFO  L276                IsEmpty]: Start isEmpty. Operand 308 states and 337 transitions.
[2020-09-25 04:15:35,149 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 175
[2020-09-25 04:15:35,149 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 04:15:35,149 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 04:15:35,150 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 04:15:35,150 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 04:15:35,150 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 04:15:35,150 INFO  L82        PathProgramCache]: Analyzing trace with hash -877752548, now seen corresponding path program 1 times
[2020-09-25 04:15:35,151 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 04:15:35,151 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [647593584]
[2020-09-25 04:15:35,151 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 04:15:35,204 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:35,259 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:35,484 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:35,650 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:37,507 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,236 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,236 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 211
[2020-09-25 04:15:40,237 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 04:15:40,237 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5029
[2020-09-25 04:15:40,237 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,237 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,238 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 04:15:40,238 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 153
[2020-09-25 04:15:40,238 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 24
[2020-09-25 04:15:40,238 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,581 WARN  L193               SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 04:15:40,583 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:40,594 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,605 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,711 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,712 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 04:15:40,712 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,712 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 115
[2020-09-25 04:15:40,713 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,713 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,714 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,714 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,714 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,715 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,759 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 04:15:40,760 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,761 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,763 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,763 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:40,764 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,764 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:40,765 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,765 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,765 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,766 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,766 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,766 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,768 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 04:15:40,769 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,770 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,771 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,772 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:40,772 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,773 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:40,773 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,773 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,774 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,774 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,774 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,775 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,776 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 04:15:40,777 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,778 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,783 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,783 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:40,783 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,784 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 04:15:40,784 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,785 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,785 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,785 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,786 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,786 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,788 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 04:15:40,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,790 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,791 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,792 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:40,792 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,792 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:40,792 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,793 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,793 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,793 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,794 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,794 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,805 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 04:15:40,806 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,807 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,808 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,809 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:40,809 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,809 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:40,810 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,810 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,810 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,810 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,811 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,811 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,821 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 04:15:40,822 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,823 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,827 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,827 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:40,827 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,828 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 04:15:40,828 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,829 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,829 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 04:15:40,829 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,830 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 2
[2020-09-25 04:15:40,830 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,833 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2020-09-25 04:15:40,835 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,838 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,843 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,843 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 04:15:40,844 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,844 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 04:15:40,844 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,845 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,845 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 04:15:40,846 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,846 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 15
[2020-09-25 04:15:40,846 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,849 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:40,850 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,851 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,853 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,853 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:40,853 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,854 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:40,854 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,854 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,854 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,855 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:40,855 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,855 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,857 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151
[2020-09-25 04:15:40,857 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,859 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,860 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,860 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:40,861 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,861 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:40,861 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,861 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,861 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,862 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:40,862 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,862 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,864 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161
[2020-09-25 04:15:40,864 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:40,866 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:40,868 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:40,868 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:40,869 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:40,869 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:40,870 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:40,870 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:40,870 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:40,871 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:40,871 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:40,871 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:40,930 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2020-09-25 04:15:40,931 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [647593584]
[2020-09-25 04:15:40,931 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 04:15:40,932 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-09-25 04:15:40,932 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074368030]
[2020-09-25 04:15:40,933 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-09-25 04:15:40,934 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 04:15:40,934 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-09-25 04:15:40,934 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-09-25 04:15:40,935 INFO  L87              Difference]: Start difference. First operand 308 states and 337 transitions. Second operand 6 states.
[2020-09-25 04:15:41,611 WARN  L193               SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 04:15:44,349 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 04:15:44,349 INFO  L93              Difference]: Finished difference Result 780 states and 907 transitions.
[2020-09-25 04:15:44,350 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-09-25 04:15:44,350 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 174
[2020-09-25 04:15:44,351 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 04:15:44,356 INFO  L225             Difference]: With dead ends: 780
[2020-09-25 04:15:44,356 INFO  L226             Difference]: Without dead ends: 587
[2020-09-25 04:15:44,358 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110
[2020-09-25 04:15:44,359 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 587 states.
[2020-09-25 04:15:44,431 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 491.
[2020-09-25 04:15:44,431 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 491 states.
[2020-09-25 04:15:44,435 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 550 transitions.
[2020-09-25 04:15:44,435 INFO  L78                 Accepts]: Start accepts. Automaton has 491 states and 550 transitions. Word has length 174
[2020-09-25 04:15:44,436 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 04:15:44,436 INFO  L479      AbstractCegarLoop]: Abstraction has 491 states and 550 transitions.
[2020-09-25 04:15:44,436 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-09-25 04:15:44,436 INFO  L276                IsEmpty]: Start isEmpty. Operand 491 states and 550 transitions.
[2020-09-25 04:15:44,439 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 180
[2020-09-25 04:15:44,440 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 04:15:44,440 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 04:15:44,440 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 04:15:44,440 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 04:15:44,440 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 04:15:44,440 INFO  L82        PathProgramCache]: Analyzing trace with hash -827236399, now seen corresponding path program 1 times
[2020-09-25 04:15:44,441 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 04:15:44,441 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1334645541]
[2020-09-25 04:15:44,441 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 04:15:44,491 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:44,547 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:44,762 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:45,231 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:47,263 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:49,496 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:49,497 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 216
[2020-09-25 04:15:49,497 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 04:15:49,497 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5003
[2020-09-25 04:15:49,497 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:49,497 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:49,498 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 04:15:49,498 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 180
[2020-09-25 04:15:49,498 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 31
[2020-09-25 04:15:49,498 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:15:49,833 WARN  L193               SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 04:15:49,835 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:49,856 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:49,880 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,015 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,016 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 04:15:50,016 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,017 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 155
[2020-09-25 04:15:50,017 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,018 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,018 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,019 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,019 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,019 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 04:15:50,066 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 04:15:50,067 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,068 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,070 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,071 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:50,071 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,072 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:50,072 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,072 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,073 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,073 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,074 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,074 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 04:15:50,075 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 04:15:50,076 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,077 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,079 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,080 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:50,080 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,080 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:50,081 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,081 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,081 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,081 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,082 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,082 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,083 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 04:15:50,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,085 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,088 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,089 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:50,089 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,089 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 04:15:50,089 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,090 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,090 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,090 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,091 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,091 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 04:15:50,094 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 04:15:50,094 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,096 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,098 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,098 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:50,098 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,099 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:50,099 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,100 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,100 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,101 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,101 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,101 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,118 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 04:15:50,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,120 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,122 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,122 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:50,122 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,122 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:50,123 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,123 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,123 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,124 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,124 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,124 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,140 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133
[2020-09-25 04:15:50,141 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,142 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,144 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,144 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 04:15:50,145 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,145 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:50,145 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,146 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,146 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,146 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,147 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,147 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,149 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139
[2020-09-25 04:15:50,150 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,152 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,154 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,154 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 04:15:50,154 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,155 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:50,155 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,155 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,156 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,156 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,156 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,157 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,159 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:50,163 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,165 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,166 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,167 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:50,167 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,167 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:50,168 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,168 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,168 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:50,168 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,169 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:50,169 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,171 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156
[2020-09-25 04:15:50,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,174 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,178 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,178 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:50,178 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,178 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 04:15:50,179 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,179 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,179 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 04:15:50,180 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,180 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 04:15:50,180 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,182 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166
[2020-09-25 04:15:50,184 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:50,187 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:50,196 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:50,196 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:50,197 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:50,197 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 11
[2020-09-25 04:15:50,197 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:50,198 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:50,198 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 04:15:50,198 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:50,198 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 04:15:50,199 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:50,304 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2020-09-25 04:15:50,305 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1334645541]
[2020-09-25 04:15:50,305 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 04:15:50,305 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-09-25 04:15:50,306 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383285826]
[2020-09-25 04:15:50,307 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-09-25 04:15:50,307 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 04:15:50,307 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-09-25 04:15:50,308 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90
[2020-09-25 04:15:50,308 INFO  L87              Difference]: Start difference. First operand 491 states and 550 transitions. Second operand 10 states.
[2020-09-25 04:15:50,901 WARN  L193               SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 04:15:51,956 WARN  L193               SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 04:15:52,288 WARN  L193               SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194
[2020-09-25 04:15:53,732 WARN  L193               SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 04:15:54,059 WARN  L193               SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 04:15:54,431 WARN  L193               SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 04:15:55,187 WARN  L193               SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 04:15:55,562 WARN  L193               SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 198
[2020-09-25 04:15:55,910 WARN  L193               SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 195
[2020-09-25 04:15:56,906 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 04:15:56,906 INFO  L93              Difference]: Finished difference Result 1184 states and 1411 transitions.
[2020-09-25 04:15:56,907 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2020-09-25 04:15:56,907 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 179
[2020-09-25 04:15:56,908 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 04:15:56,913 INFO  L225             Difference]: With dead ends: 1184
[2020-09-25 04:15:56,913 INFO  L226             Difference]: Without dead ends: 808
[2020-09-25 04:15:56,915 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506
[2020-09-25 04:15:56,916 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 808 states.
[2020-09-25 04:15:57,066 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 808 to 721.
[2020-09-25 04:15:57,066 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 721 states.
[2020-09-25 04:15:57,071 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 810 transitions.
[2020-09-25 04:15:57,072 INFO  L78                 Accepts]: Start accepts. Automaton has 721 states and 810 transitions. Word has length 179
[2020-09-25 04:15:57,074 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 04:15:57,074 INFO  L479      AbstractCegarLoop]: Abstraction has 721 states and 810 transitions.
[2020-09-25 04:15:57,074 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-09-25 04:15:57,074 INFO  L276                IsEmpty]: Start isEmpty. Operand 721 states and 810 transitions.
[2020-09-25 04:15:57,078 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 240
[2020-09-25 04:15:57,079 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 04:15:57,079 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 04:15:57,079 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-09-25 04:15:57,080 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 04:15:57,080 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 04:15:57,080 INFO  L82        PathProgramCache]: Analyzing trace with hash -670557693, now seen corresponding path program 1 times
[2020-09-25 04:15:57,081 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 04:15:57,081 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1269012250]
[2020-09-25 04:15:57,081 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 04:15:57,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:57,192 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:57,966 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:57,966 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 294
[2020-09-25 04:15:57,966 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:57,966 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 830
[2020-09-25 04:15:57,967 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:57,967 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:57,967 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 04:15:57,967 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 211
[2020-09-25 04:15:57,967 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 9
[2020-09-25 04:15:57,968 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,222 WARN  L193               SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 04:15:58,223 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:58,233 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,243 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,326 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,326 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 04:15:58,327 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,327 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 91
[2020-09-25 04:15:58,327 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,327 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,327 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,327 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,327 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,328 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:15:58,356 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 04:15:58,357 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,358 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,359 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,359 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:58,359 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,360 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:15:58,360 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,360 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,360 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,361 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,361 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,361 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,362 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 04:15:58,362 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,363 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,364 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,365 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:58,365 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,365 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:15:58,365 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,366 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,366 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,366 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,366 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,366 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,367 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 04:15:58,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,369 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,372 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,372 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:58,373 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,373 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:15:58,373 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,373 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,373 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,374 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,374 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,374 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,375 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 04:15:58,376 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,377 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,378 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,378 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:15:58,379 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,379 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:15:58,379 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,379 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,379 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,380 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,380 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,380 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,386 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 04:15:58,387 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,388 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,389 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,390 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:58,390 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,390 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,390 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,391 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,391 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,391 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,391 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,391 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,399 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 04:15:58,400 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,401 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,403 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,403 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:58,403 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,404 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,404 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,404 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,404 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,405 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,405 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,405 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,406 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2020-09-25 04:15:58,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,408 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,410 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,410 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 04:15:58,410 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,410 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,411 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,411 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,411 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,411 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,412 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,412 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,414 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:15:58,414 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,415 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,417 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,417 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:58,417 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,417 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,418 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,418 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,418 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,418 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,419 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,419 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,429 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 04:15:58,434 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,443 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,533 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,533 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 04:15:58,534 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,534 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 97
[2020-09-25 04:15:58,534 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,534 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,534 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 04:15:58,535 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 04:15:58,535 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 9
[2020-09-25 04:15:58,535 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,542 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 04:15:58,546 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,554 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,639 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,639 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 79
[2020-09-25 04:15:58,639 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,640 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 91
[2020-09-25 04:15:58,640 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,640 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,640 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 04:15:58,641 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 29
[2020-09-25 04:15:58,641 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 9
[2020-09-25 04:15:58,641 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,648 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 04:15:58,652 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,659 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,755 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,756 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 72
[2020-09-25 04:15:58,756 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,756 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 101
[2020-09-25 04:15:58,756 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,757 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,757 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 04:15:58,757 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 24
[2020-09-25 04:15:58,757 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 9
[2020-09-25 04:15:58,757 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,800 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 04:15:58,803 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,807 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,832 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,833 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 27
[2020-09-25 04:15:58,833 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,833 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 28
[2020-09-25 04:15:58,834 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,834 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,834 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 04:15:58,834 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,834 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 22
[2020-09-25 04:15:58,835 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,881 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2020-09-25 04:15:58,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,883 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,886 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,887 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 04:15:58,887 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,887 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 04:15:58,887 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,888 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,888 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,888 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,888 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,888 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,890 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2020-09-25 04:15:58,892 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,896 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,905 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,906 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 37
[2020-09-25 04:15:58,906 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,906 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 12
[2020-09-25 04:15:58,906 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,907 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,907 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,907 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 04:15:58,907 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,907 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,910 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2020-09-25 04:15:58,911 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,912 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,914 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,914 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 21
[2020-09-25 04:15:58,914 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,914 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,915 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,915 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,915 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,915 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,916 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,916 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,918 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2020-09-25 04:15:58,918 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,919 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,921 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,921 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:58,921 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,922 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,922 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,922 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,922 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,922 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,923 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,923 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,925 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2020-09-25 04:15:58,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,926 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,928 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,929 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:15:58,929 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,929 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,929 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,929 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,930 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,930 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:15:58,930 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,930 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:15:58,940 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216
[2020-09-25 04:15:58,941 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,942 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,943 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,944 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:58,944 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,944 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:15:58,944 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,944 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,944 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,945 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:58,945 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,945 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:15:58,946 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226
[2020-09-25 04:15:58,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:15:58,948 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:15:58,949 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:15:58,949 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:15:58,950 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:15:58,950 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:15:58,950 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:15:58,950 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:15:58,950 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:15:58,951 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 04:15:58,951 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:15:58,951 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:15:59,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2020-09-25 04:15:59,028 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1269012250]
[2020-09-25 04:15:59,028 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 04:15:59,028 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2020-09-25 04:15:59,028 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497530654]
[2020-09-25 04:15:59,029 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 11 states
[2020-09-25 04:15:59,029 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 04:15:59,030 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2020-09-25 04:15:59,030 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110
[2020-09-25 04:15:59,030 INFO  L87              Difference]: Start difference. First operand 721 states and 810 transitions. Second operand 11 states.
[2020-09-25 04:16:00,876 WARN  L193               SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 04:16:01,210 WARN  L193               SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 194
[2020-09-25 04:16:01,551 WARN  L193               SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 197
[2020-09-25 04:16:01,915 WARN  L193               SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 04:16:02,256 WARN  L193               SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 04:16:02,577 WARN  L193               SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 04:16:04,273 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 04:16:04,273 INFO  L93              Difference]: Finished difference Result 1516 states and 1828 transitions.
[2020-09-25 04:16:04,274 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-09-25 04:16:04,274 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 239
[2020-09-25 04:16:04,275 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 04:16:04,280 INFO  L225             Difference]: With dead ends: 1516
[2020-09-25 04:16:04,281 INFO  L226             Difference]: Without dead ends: 910
[2020-09-25 04:16:04,283 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420
[2020-09-25 04:16:04,285 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 910 states.
[2020-09-25 04:16:04,382 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 740.
[2020-09-25 04:16:04,382 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 740 states.
[2020-09-25 04:16:04,388 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 830 transitions.
[2020-09-25 04:16:04,389 INFO  L78                 Accepts]: Start accepts. Automaton has 740 states and 830 transitions. Word has length 239
[2020-09-25 04:16:04,390 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 04:16:04,390 INFO  L479      AbstractCegarLoop]: Abstraction has 740 states and 830 transitions.
[2020-09-25 04:16:04,390 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2020-09-25 04:16:04,390 INFO  L276                IsEmpty]: Start isEmpty. Operand 740 states and 830 transitions.
[2020-09-25 04:16:04,395 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 240
[2020-09-25 04:16:04,395 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 04:16:04,395 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 04:16:04,395 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-09-25 04:16:04,396 INFO  L427      AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 04:16:04,396 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 04:16:04,396 INFO  L82        PathProgramCache]: Analyzing trace with hash 1083605603, now seen corresponding path program 1 times
[2020-09-25 04:16:04,396 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 04:16:04,398 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [217943882]
[2020-09-25 04:16:04,398 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 04:16:04,449 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:04,507 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,226 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,227 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 294
[2020-09-25 04:16:05,227 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,227 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 773
[2020-09-25 04:16:05,227 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,228 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,228 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 04:16:05,228 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 203
[2020-09-25 04:16:05,228 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 8
[2020-09-25 04:16:05,228 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:16:05,501 WARN  L193               SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 04:16:05,502 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:16:05,509 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,518 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,605 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,605 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 04:16:05,606 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,606 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 95
[2020-09-25 04:16:05,606 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,606 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,607 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,607 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,607 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,607 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:16:05,636 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 04:16:05,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,637 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,638 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,639 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:16:05,639 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,639 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:16:05,639 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,639 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,640 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,640 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,640 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,640 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:16:05,641 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 04:16:05,641 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,642 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,643 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,643 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:16:05,644 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,644 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:16:05,644 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,644 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,644 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,644 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,645 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,645 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:16:05,646 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 04:16:05,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,647 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,650 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,650 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:16:05,650 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,650 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 04:16:05,651 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,651 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,651 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,651 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,651 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,651 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:16:05,653 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 04:16:05,653 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,654 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,655 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,655 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 04:16:05,656 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,656 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:16:05,656 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,656 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,657 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,657 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,657 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:16:05,665 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 04:16:05,666 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,667 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,668 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,669 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:16:05,669 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,669 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 04:16:05,669 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,670 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,670 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,670 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,670 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,670 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 04:16:05,679 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 04:16:05,680 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,681 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,683 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,683 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 04:16:05,683 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,683 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:16:05,683 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,684 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,684 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,684 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,684 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,684 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:16:05,685 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2020-09-25 04:16:05,686 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,688 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,689 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,689 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 04:16:05,689 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,689 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:16:05,689 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,690 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,690 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,690 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,690 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,690 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 04:16:05,700 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 04:16:05,701 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 04:16:05,702 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 04:16:05,704 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 04:16:05,704 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 04:16:05,705 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 04:16:05,705 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 04:16:05,705 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 04:16:05,706 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.2
[2020-09-25 04:16:05,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 04:16:05,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 04:16:05,707 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 04:16:05,707 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1