/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=0.8 --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_product12.cil.c


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


This is Ultimate 0.1.25-c90d42b
[2020-09-25 07:38:14,631 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 07:38:14,635 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 07:38:14,661 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 07:38:14,662 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 07:38:14,663 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 07:38:14,664 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 07:38:14,666 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 07:38:14,668 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 07:38:14,669 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 07:38:14,670 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 07:38:14,672 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 07:38:14,672 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 07:38:14,673 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 07:38:14,674 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 07:38:14,675 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 07:38:14,676 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 07:38:14,677 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 07:38:14,679 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 07:38:14,681 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 07:38:14,683 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 07:38:14,684 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 07:38:14,686 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 07:38:14,687 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 07:38:14,689 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 07:38:14,689 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 07:38:14,690 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 07:38:14,691 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 07:38:14,691 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 07:38:14,692 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 07:38:14,693 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-09-25 07:38:14,694 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 07:38:14,695 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 07:38:14,696 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 07:38:14,697 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 07:38:14,697 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 07:38:14,698 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 07:38:14,698 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 07:38:14,699 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 07:38:14,700 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 07:38:14,701 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 07:38:14,727 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 07:38:14,728 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 07:38:14,729 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 07:38:14,729 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 07:38:14,729 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 07:38:14,730 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 07:38:14,730 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 07:38:14,730 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 07:38:14,730 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 07:38:14,730 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 07:38:14,731 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 07:38:14,731 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 07:38:14,731 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 07:38:14,731 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 07:38:14,732 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 07:38:14,732 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 07:38:14,732 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 07:38:14,732 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 07:38:14,732 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 07:38:14,733 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 07:38:14,733 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 07:38:14,733 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 07:38:14,733 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 07:38:14,733 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 07:38:14,734 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 07:38:14,734 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 07:38:14,734 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 07:38:14,734 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 07:38:14,734 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 07:38:14,735 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=0.8;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=0.8;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=0.8;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=0.8;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=0.8;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=0.8;log-additional-information=true;
[2020-09-25 07:38:15,186 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 07:38:15,202 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 07:38:15,207 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 07:38:15,209 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 07:38:15,211 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 07:38:15,212 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c
[2020-09-25 07:38:15,296 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cb7d29ba/ee12cc78f6bb4736943054ca4c8ef02a/FLAG828a89284
[2020-09-25 07:38:15,907 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 07:38:15,908 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c
[2020-09-25 07:38:15,937 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cb7d29ba/ee12cc78f6bb4736943054ca4c8ef02a/FLAG828a89284
[2020-09-25 07:38:16,159 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7cb7d29ba/ee12cc78f6bb4736943054ca4c8ef02a
[2020-09-25 07:38:16,172 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 07:38:16,180 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 07:38:16,181 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 07:38:16,181 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 07:38:16,186 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 07:38:16,187 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:16,191 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ed4b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16, skipping insertion in model container
[2020-09-25 07:38:16,191 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:16,200 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 07:38:16,252 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 07:38:16,649 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 07:38:16,669 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 07:38:16,850 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 07:38:16,891 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 07:38:16,892 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16 WrapperNode
[2020-09-25 07:38:16,892 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 07:38:16,893 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 07:38:16,893 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 07:38:16,893 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 07:38:16,911 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:16,911 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:16,938 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:16,939 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:16,984 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:17,004 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:17,014 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (1/1) ...
[2020-09-25 07:38:17,030 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 07:38:17,033 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 07:38:17,033 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 07:38:17,033 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 07:38:17,034 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (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 07:38:17,131 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 07:38:17,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 07:38:17,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-09-25 07:38:17,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2020-09-25 07:38:17,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2020-09-25 07:38:17,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2020-09-25 07:38:17,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-09-25 07:38:17,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-09-25 07:38:17,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base
[2020-09-25 07:38:17,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-09-25 07:38:17,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-09-25 07:38:17,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-09-25 07:38:17,136 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-09-25 07:38:17,136 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-09-25 07:38:17,136 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-09-25 07:38:17,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-09-25 07:38:17,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-09-25 07:38:17,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-09-25 07:38:17,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-09-25 07:38:17,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-09-25 07:38:17,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-09-25 07:38:17,139 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-09-25 07:38:17,139 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-09-25 07:38:17,139 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-09-25 07:38:17,140 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-09-25 07:38:17,141 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-09-25 07:38:17,141 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-09-25 07:38:17,141 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-09-25 07:38:17,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 07:38:17,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-09-25 07:38:17,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-09-25 07:38:17,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-09-25 07:38:17,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-09-25 07:38:17,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-09-25 07:38:17,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-09-25 07:38:17,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-09-25 07:38:17,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-09-25 07:38:17,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-09-25 07:38:17,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-09-25 07:38:17,145 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 07:38:17,145 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 07:38:17,145 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-09-25 07:38:17,145 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-09-25 07:38:17,145 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-09-25 07:38:17,145 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-09-25 07:38:17,147 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2020-09-25 07:38:17,147 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2020-09-25 07:38:17,148 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2020-09-25 07:38:17,148 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-09-25 07:38:17,148 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-09-25 07:38:17,148 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-09-25 07:38:17,148 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-09-25 07:38:17,149 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-09-25 07:38:17,149 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-09-25 07:38:17,149 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-09-25 07:38:17,149 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2020-09-25 07:38:17,149 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-09-25 07:38:17,150 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-09-25 07:38:17,150 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base
[2020-09-25 07:38:17,150 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-09-25 07:38:17,150 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 07:38:17,150 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-09-25 07:38:17,150 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-09-25 07:38:17,151 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-09-25 07:38:17,151 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-09-25 07:38:17,151 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-09-25 07:38:17,151 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-09-25 07:38:17,151 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-09-25 07:38:17,152 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-09-25 07:38:17,152 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-09-25 07:38:17,152 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-09-25 07:38:17,154 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 07:38:17,154 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-09-25 07:38:17,154 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-09-25 07:38:17,155 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-09-25 07:38:17,155 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-09-25 07:38:17,155 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-09-25 07:38:17,155 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-09-25 07:38:17,155 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 07:38:17,155 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-09-25 07:38:17,155 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-09-25 07:38:17,156 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 07:38:17,156 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-09-25 07:38:17,156 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-09-25 07:38:17,156 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 07:38:17,156 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-09-25 07:38:17,156 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-09-25 07:38:17,156 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-09-25 07:38:17,157 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-09-25 07:38:17,157 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 07:38:17,157 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-09-25 07:38:17,157 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 07:38:18,293 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 07:38:18,294 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-09-25 07:38:18,305 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:38:18 BoogieIcfgContainer
[2020-09-25 07:38:18,305 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 07:38:18,307 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 07:38:18,308 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 07:38:18,312 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 07:38:18,312 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 07:38:16" (1/3) ...
[2020-09-25 07:38:18,313 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d2371b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:38:18, skipping insertion in model container
[2020-09-25 07:38:18,314 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:38:16" (2/3) ...
[2020-09-25 07:38:18,314 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d2371b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:38:18, skipping insertion in model container
[2020-09-25 07:38:18,314 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:38:18" (3/3) ...
[2020-09-25 07:38:18,317 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12.cil.c
[2020-09-25 07:38:18,328 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 07:38:18,342 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 07:38:18,365 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 07:38:18,408 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 07:38:18,408 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 07:38:18,408 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 07:38:18,408 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 07:38:18,408 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 07:38:18,409 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 07:38:18,409 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 07:38:18,409 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 07:38:18,436 INFO  L276                IsEmpty]: Start isEmpty. Operand 267 states.
[2020-09-25 07:38:18,454 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 161
[2020-09-25 07:38:18,454 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 07:38:18,456 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 07:38:18,457 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 07:38:18,465 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 07:38:18,465 INFO  L82        PathProgramCache]: Analyzing trace with hash 1599940567, now seen corresponding path program 1 times
[2020-09-25 07:38:18,477 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 07:38:18,477 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664606288]
[2020-09-25 07:38:18,478 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 07:38:18,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:18,963 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:19,211 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:20,747 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:20,877 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:23,604 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:23,855 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:23,856 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 197
[2020-09-25 07:38:23,856 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 07:38:23,856 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5000
[2020-09-25 07:38:23,860 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:23,860 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:23,861 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:23,861 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 136
[2020-09-25 07:38:23,861 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:23,861 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 4
[2020-09-25 07:38:24,281 WARN  L193               SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 07:38:24,284 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:24,297 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,306 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,404 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,404 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 07:38:24,405 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,405 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 106
[2020-09-25 07:38:24,405 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,405 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,406 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,406 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:24,406 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,406 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,464 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 07:38:24,465 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,467 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,469 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,469 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:24,469 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,470 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:24,470 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,470 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,470 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,471 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:24,471 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,471 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,473 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 07:38:24,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,474 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,476 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,476 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:24,477 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,477 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:24,477 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,477 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,478 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,478 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:24,478 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,478 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,479 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 07:38:24,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,482 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,486 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,486 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:24,487 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,487 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 07:38:24,487 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,487 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,488 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,488 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:24,488 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,489 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,490 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 07:38:24,491 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,492 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,494 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,494 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:24,494 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,495 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:24,495 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,495 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,495 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,496 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:24,496 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,496 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,506 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 07:38:24,507 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,508 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,510 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,510 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 07:38:24,510 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,511 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:24,511 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,511 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,511 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,512 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:24,512 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,512 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,513 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2020-09-25 07:38:24,515 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,517 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,519 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,520 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 07:38:24,520 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,520 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 07:38:24,520 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,521 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,521 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,521 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 16
[2020-09-25 07:38:24,521 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,521 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,524 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:24,525 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,526 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,527 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,527 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:24,528 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,528 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:24,528 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,528 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,529 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,529 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:24,529 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,529 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,531 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137
[2020-09-25 07:38:24,532 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,534 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,535 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,536 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:24,536 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,536 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:24,536 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,537 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,537 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,537 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 07:38:24,537 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,538 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,539 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147
[2020-09-25 07:38:24,540 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:24,542 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:24,543 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:24,544 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:24,544 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:24,544 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:24,544 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:24,545 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:24,545 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:24,545 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 07:38:24,545 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:24,546 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:24,575 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 07:38:24,576 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664606288]
[2020-09-25 07:38:24,578 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 07:38:24,578 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-09-25 07:38:24,579 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039813449]
[2020-09-25 07:38:24,586 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-09-25 07:38:24,587 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 07:38:24,604 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-09-25 07:38:24,605 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2020-09-25 07:38:24,608 INFO  L87              Difference]: Start difference. First operand 267 states. Second operand 4 states.
[2020-09-25 07:38:25,823 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 07:38:25,823 INFO  L93              Difference]: Finished difference Result 392 states and 465 transitions.
[2020-09-25 07:38:25,824 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-09-25 07:38:25,825 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 160
[2020-09-25 07:38:25,827 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 07:38:25,845 INFO  L225             Difference]: With dead ends: 392
[2020-09-25 07:38:25,845 INFO  L226             Difference]: Without dead ends: 261
[2020-09-25 07:38:25,850 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 07:38:25,873 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 261 states.
[2020-09-25 07:38:25,945 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 216.
[2020-09-25 07:38:25,947 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 216 states.
[2020-09-25 07:38:25,949 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 232 transitions.
[2020-09-25 07:38:25,951 INFO  L78                 Accepts]: Start accepts. Automaton has 216 states and 232 transitions. Word has length 160
[2020-09-25 07:38:25,952 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 07:38:25,952 INFO  L479      AbstractCegarLoop]: Abstraction has 216 states and 232 transitions.
[2020-09-25 07:38:25,952 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-09-25 07:38:25,953 INFO  L276                IsEmpty]: Start isEmpty. Operand 216 states and 232 transitions.
[2020-09-25 07:38:25,957 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 162
[2020-09-25 07:38:25,958 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 07:38:25,958 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 07:38:25,958 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 07:38:25,959 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 07:38:25,959 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 07:38:25,959 INFO  L82        PathProgramCache]: Analyzing trace with hash 1673609815, now seen corresponding path program 1 times
[2020-09-25 07:38:25,959 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 07:38:25,960 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [991012362]
[2020-09-25 07:38:25,960 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 07:38:26,012 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:26,070 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:26,166 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:27,566 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:27,992 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:29,053 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,026 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,027 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 198
[2020-09-25 07:38:31,027 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 07:38:31,028 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5010
[2020-09-25 07:38:31,028 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,028 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,029 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 07:38:31,029 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 135
[2020-09-25 07:38:31,029 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 3
[2020-09-25 07:38:31,029 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,385 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 07:38:31,387 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:31,399 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,411 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,514 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,514 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 07:38:31,515 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,515 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 111
[2020-09-25 07:38:31,515 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,515 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,516 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,516 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:31,516 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,516 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,552 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 07:38:31,553 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,554 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,555 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,556 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:31,556 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,556 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:31,556 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,557 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,557 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,557 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:31,557 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,558 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,559 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 07:38:31,559 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,560 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,561 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,562 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:31,562 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,562 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 07:38:31,562 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,562 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:31,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,563 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,564 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 07:38:31,565 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,566 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,571 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,571 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:31,571 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,571 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 07:38:31,572 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,572 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,572 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,572 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:31,573 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,573 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,575 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 07:38:31,576 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,577 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,578 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,581 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:31,582 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,582 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:31,582 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,583 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,583 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,583 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:31,583 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,584 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,596 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 07:38:31,597 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,598 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,600 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,600 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 07:38:31,600 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,600 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:31,602 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,602 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,602 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,603 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:31,603 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,603 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,606 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2020-09-25 07:38:31,607 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,610 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,612 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,612 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 07:38:31,613 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,613 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 07:38:31,613 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,613 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,614 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,614 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 16
[2020-09-25 07:38:31,614 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,614 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,616 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:31,617 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,620 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,621 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,622 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:31,622 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,622 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:31,622 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,623 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,623 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,623 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:31,623 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,624 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,625 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2020-09-25 07:38:31,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,628 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,629 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,629 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:31,630 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,630 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:31,630 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,630 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,631 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,631 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 07:38:31,631 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,631 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,633 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 07:38:31,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:31,635 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:31,636 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:31,637 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:31,637 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:31,637 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:31,637 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:31,637 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:31,638 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:31,638 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 07:38:31,638 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:31,638 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:31,667 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 07:38:31,667 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [991012362]
[2020-09-25 07:38:31,668 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 07:38:31,668 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-25 07:38:31,668 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892610627]
[2020-09-25 07:38:31,671 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-25 07:38:31,672 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 07:38:31,672 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-25 07:38:31,672 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-25 07:38:31,672 INFO  L87              Difference]: Start difference. First operand 216 states and 232 transitions. Second operand 5 states.
[2020-09-25 07:38:32,400 WARN  L193               SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:38:33,130 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 07:38:33,130 INFO  L93              Difference]: Finished difference Result 308 states and 347 transitions.
[2020-09-25 07:38:33,132 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-25 07:38:33,132 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 161
[2020-09-25 07:38:33,133 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 07:38:33,139 INFO  L225             Difference]: With dead ends: 308
[2020-09-25 07:38:33,139 INFO  L226             Difference]: Without dead ends: 250
[2020-09-25 07:38:33,141 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-25 07:38:33,142 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 250 states.
[2020-09-25 07:38:33,186 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 206.
[2020-09-25 07:38:33,187 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 206 states.
[2020-09-25 07:38:33,188 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 219 transitions.
[2020-09-25 07:38:33,188 INFO  L78                 Accepts]: Start accepts. Automaton has 206 states and 219 transitions. Word has length 161
[2020-09-25 07:38:33,189 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 07:38:33,189 INFO  L479      AbstractCegarLoop]: Abstraction has 206 states and 219 transitions.
[2020-09-25 07:38:33,189 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-25 07:38:33,190 INFO  L276                IsEmpty]: Start isEmpty. Operand 206 states and 219 transitions.
[2020-09-25 07:38:33,192 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 175
[2020-09-25 07:38:33,193 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 07:38:33,193 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 07:38:33,193 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 07:38:33,193 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 07:38:33,194 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 07:38:33,194 INFO  L82        PathProgramCache]: Analyzing trace with hash -964105756, now seen corresponding path program 1 times
[2020-09-25 07:38:33,194 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 07:38:33,195 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [818593530]
[2020-09-25 07:38:33,195 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 07:38:33,245 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:33,297 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:33,498 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:33,641 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:35,491 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,250 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,250 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 211
[2020-09-25 07:38:38,251 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 07:38:38,251 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5002
[2020-09-25 07:38:38,251 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,251 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,251 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 07:38:38,252 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 153
[2020-09-25 07:38:38,252 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 24
[2020-09-25 07:38:38,252 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 07:38:38,537 WARN  L193               SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 07:38:38,538 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:38,546 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,556 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,654 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,655 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 07:38:38,655 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,655 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 107
[2020-09-25 07:38:38,655 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,656 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,657 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,692 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 07:38:38,692 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,694 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,695 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,695 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:38,696 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,696 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:38,696 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,696 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,696 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,697 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,697 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,697 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,698 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 07:38:38,699 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,700 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,701 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,701 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:38,702 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,702 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 07:38:38,702 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,702 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,703 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,703 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,703 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,703 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,704 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 07:38:38,705 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,706 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,710 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,710 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:38,710 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,710 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 07:38:38,711 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,711 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,711 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,711 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,711 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,712 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,713 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 07:38:38,714 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,715 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,716 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,716 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:38,716 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,716 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 07:38:38,717 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,717 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,717 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,717 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,717 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,718 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,728 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 07:38:38,729 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,730 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,731 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,732 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 07:38:38,732 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,732 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:38,732 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,733 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,733 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,733 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,733 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,733 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,742 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 07:38:38,743 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,745 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,747 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,747 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 07:38:38,747 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,747 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 07:38:38,748 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,748 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,748 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 07:38:38,748 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,748 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 2
[2020-09-25 07:38:38,749 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 07:38:38,751 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2020-09-25 07:38:38,752 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,755 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,758 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,758 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 07:38:38,758 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,759 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 07:38:38,759 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,759 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,759 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 07:38:38,759 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,760 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 15
[2020-09-25 07:38:38,760 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,762 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:38,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,764 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,765 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,766 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:38,766 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,766 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:38,766 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,767 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:38,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,767 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,769 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151
[2020-09-25 07:38:38,770 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,771 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,773 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,773 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:38,773 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,773 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:38,773 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,774 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,774 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,774 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 07:38:38,774 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,774 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 07:38:38,775 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161
[2020-09-25 07:38:38,776 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:38,777 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:38,779 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:38,779 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:38,779 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:38,779 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:38,779 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:38,780 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:38,780 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:38,780 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 07:38:38,780 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:38,781 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:38,814 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 07:38:38,814 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [818593530]
[2020-09-25 07:38:38,814 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 07:38:38,815 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-09-25 07:38:38,815 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471800670]
[2020-09-25 07:38:38,816 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-09-25 07:38:38,816 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 07:38:38,816 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-09-25 07:38:38,817 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-09-25 07:38:38,817 INFO  L87              Difference]: Start difference. First operand 206 states and 219 transitions. Second operand 6 states.
[2020-09-25 07:38:39,354 WARN  L193               SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:38:40,812 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 07:38:40,812 INFO  L93              Difference]: Finished difference Result 458 states and 533 transitions.
[2020-09-25 07:38:40,813 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-09-25 07:38:40,813 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 174
[2020-09-25 07:38:40,814 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 07:38:40,819 INFO  L225             Difference]: With dead ends: 458
[2020-09-25 07:38:40,820 INFO  L226             Difference]: Without dead ends: 367
[2020-09-25 07:38:40,821 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110
[2020-09-25 07:38:40,825 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 367 states.
[2020-09-25 07:38:40,905 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 281.
[2020-09-25 07:38:40,906 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 281 states.
[2020-09-25 07:38:40,910 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 306 transitions.
[2020-09-25 07:38:40,910 INFO  L78                 Accepts]: Start accepts. Automaton has 281 states and 306 transitions. Word has length 174
[2020-09-25 07:38:40,912 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 07:38:40,913 INFO  L479      AbstractCegarLoop]: Abstraction has 281 states and 306 transitions.
[2020-09-25 07:38:40,913 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-09-25 07:38:40,913 INFO  L276                IsEmpty]: Start isEmpty. Operand 281 states and 306 transitions.
[2020-09-25 07:38:40,917 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2020-09-25 07:38:40,917 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 07:38:40,917 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]
[2020-09-25 07:38:40,917 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 07:38:40,918 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 07:38:40,918 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 07:38:40,918 INFO  L82        PathProgramCache]: Analyzing trace with hash -711159163, now seen corresponding path program 1 times
[2020-09-25 07:38:40,918 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 07:38:40,919 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1262991512]
[2020-09-25 07:38:40,919 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 07:38:40,970 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:41,025 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:41,239 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:42,550 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:45,489 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:45,490 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 216
[2020-09-25 07:38:45,490 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 3
[2020-09-25 07:38:45,490 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4517
[2020-09-25 07:38:45,491 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:45,491 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:45,491 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 10
[2020-09-25 07:38:45,491 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 166
[2020-09-25 07:38:45,491 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 46
[2020-09-25 07:38:45,491 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 07:38:45,892 WARN  L193               SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 07:38:45,894 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:45,908 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:45,935 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,047 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,048 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 07:38:46,048 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,049 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 138
[2020-09-25 07:38:46,049 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,049 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,050 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:46,050 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,051 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:46,051 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,116 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 07:38:46,117 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,118 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,121 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,121 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:46,122 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,122 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 07:38:46,123 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,123 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,123 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:46,124 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,124 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:46,125 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,126 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 07:38:46,127 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,128 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,132 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,132 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:46,133 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,133 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 07:38:46,133 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,134 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,134 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:46,135 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,135 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:46,135 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 07:38:46,137 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 07:38:46,138 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,139 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,144 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,145 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:46,145 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,146 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 07:38:46,146 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,147 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,147 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:46,147 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,148 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:46,148 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,150 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 07:38:46,151 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,152 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,154 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,155 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:46,155 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,155 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 07:38:46,156 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,156 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,156 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:46,157 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,157 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:46,157 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,171 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 07:38:46,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,174 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,178 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,179 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 07:38:46,179 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,180 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 07:38:46,180 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,181 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,181 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:46,182 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,182 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:46,182 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 07:38:46,291 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 07:38:46,293 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,294 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,296 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,297 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 07:38:46,297 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,297 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 07:38:46,297 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,298 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,298 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 07:38:46,299 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,299 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 07:38:46,299 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,301 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2020-09-25 07:38:46,303 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,305 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,313 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,313 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 19
[2020-09-25 07:38:46,314 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,314 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 9
[2020-09-25 07:38:46,314 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,314 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,315 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 07:38:46,315 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,316 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 11
[2020-09-25 07:38:46,316 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,338 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 07:38:46,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,341 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,346 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,347 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:46,347 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,347 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 07:38:46,348 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,348 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,348 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 4
[2020-09-25 07:38:46,349 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,349 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 6
[2020-09-25 07:38:46,349 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,389 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 07:38:46,390 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,391 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,394 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,394 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 07:38:46,394 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,395 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 07:38:46,395 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,395 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 07:38:46,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 07:38:46,397 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,398 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154
[2020-09-25 07:38:46,399 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,401 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,404 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,404 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:46,405 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,405 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 07:38:46,405 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,405 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,406 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 07:38:46,406 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,406 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 07:38:46,406 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,408 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164
[2020-09-25 07:38:46,409 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 07:38:46,411 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 07:38:46,416 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 07:38:46,416 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 07:38:46,416 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 07:38:46,417 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 07:38:46,417 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 07:38:46,417 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.8
[2020-09-25 07:38:46,417 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 07:38:46,417 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 07:38:46,418 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 07:38:46,418 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 07:38:46,479 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 07:38:46,480 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1262991512]
[2020-09-25 07:38:46,480 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 07:38:46,480 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2020-09-25 07:38:46,481 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163812439]
[2020-09-25 07:38:46,482 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-09-25 07:38:46,482 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 07:38:46,482 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-09-25 07:38:46,484 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132
[2020-09-25 07:38:46,484 INFO  L87              Difference]: Start difference. First operand 281 states and 306 transitions. Second operand 12 states.
[2020-09-25 07:38:48,055 WARN  L193               SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:38:48,388 WARN  L193               SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:38:48,702 WARN  L193               SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:38:49,155 WARN  L193               SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:38:49,465 WARN  L193               SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 07:38:50,133 WARN  L193               SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:38:50,468 WARN  L193               SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 07:38:50,896 WARN  L193               SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:38:51,208 WARN  L193               SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:38:51,561 WARN  L193               SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195
[2020-09-25 07:38:51,965 WARN  L193               SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195
[2020-09-25 07:38:52,324 WARN  L193               SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:38:52,661 WARN  L193               SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:38:52,997 WARN  L193               SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 195
[2020-09-25 07:38:53,372 WARN  L193               SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 197
[2020-09-25 07:38:54,648 WARN  L193               SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:38:54,975 WARN  L193               SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 07:38:55,305 WARN  L193               SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 194
[2020-09-25 07:38:55,635 WARN  L193               SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 07:38:56,064 WARN  L193               SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:38:56,515 WARN  L193               SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:38:57,031 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 07:38:57,032 INFO  L93              Difference]: Finished difference Result 789 states and 947 transitions.
[2020-09-25 07:38:57,032 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2020-09-25 07:38:57,033 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 177
[2020-09-25 07:38:57,033 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 07:38:57,034 INFO  L225             Difference]: With dead ends: 789
[2020-09-25 07:38:57,034 INFO  L226             Difference]: Without dead ends: 0
[2020-09-25 07:38:57,039 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 449 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=426, Invalid=1466, Unknown=0, NotChecked=0, Total=1892
[2020-09-25 07:38:57,039 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-25 07:38:57,040 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-25 07:38:57,040 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-25 07:38:57,040 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-25 07:38:57,040 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177
[2020-09-25 07:38:57,041 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 07:38:57,041 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-25 07:38:57,041 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2020-09-25 07:38:57,041 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-25 07:38:57,041 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-25 07:38:57,041 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-09-25 07:38:57,044 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-25 07:38:57,230 WARN  L193               SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:38:57,547 WARN  L193               SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196
[2020-09-25 07:38:57,715 WARN  L193               SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:38:58,016 WARN  L193               SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187
[2020-09-25 07:38:58,315 WARN  L193               SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192
[2020-09-25 07:38:58,609 WARN  L193               SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192
[2020-09-25 07:38:58,903 WARN  L193               SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192
[2020-09-25 07:38:59,183 WARN  L193               SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187
[2020-09-25 07:38:59,471 WARN  L193               SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192
[2020-09-25 07:38:59,622 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:38:59,775 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:38:59,937 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:39:00,095 WARN  L193               SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:39:00,248 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:00,401 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:00,558 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:39:00,707 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 07:39:00,861 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:39:01,008 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 07:39:01,161 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:39:01,276 WARN  L193               SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 14
[2020-09-25 07:39:01,425 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:39:01,703 WARN  L193               SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187
[2020-09-25 07:39:01,998 WARN  L193               SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189
[2020-09-25 07:39:02,285 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192
[2020-09-25 07:39:02,569 WARN  L193               SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189
[2020-09-25 07:39:02,862 WARN  L193               SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192
[2020-09-25 07:39:03,143 WARN  L193               SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187
[2020-09-25 07:39:03,288 WARN  L193               SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 07:39:03,454 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:39:03,604 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 07:39:03,771 WARN  L193               SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:39:03,925 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:04,085 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:39:04,233 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:04,390 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:39:04,538 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 07:39:04,686 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:39:04,834 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:39:04,978 WARN  L193               SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 07:39:05,126 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:39:05,280 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:39:05,433 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:05,586 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:05,733 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:39:05,884 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 07:39:06,041 WARN  L193               SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 07:39:06,195 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:39:06,343 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 07:39:06,496 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:06,647 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 07:39:06,804 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 07:39:06,956 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 07:39:07,110 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190