/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec2_product13.cil.c


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


This is Ultimate 0.1.25-c90d42b
[2020-09-25 11:59:48,718 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 11:59:48,722 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 11:59:48,749 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 11:59:48,750 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 11:59:48,751 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 11:59:48,753 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 11:59:48,755 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 11:59:48,757 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 11:59:48,758 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 11:59:48,759 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 11:59:48,760 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 11:59:48,761 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 11:59:48,762 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 11:59:48,763 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 11:59:48,765 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 11:59:48,766 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 11:59:48,767 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 11:59:48,769 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 11:59:48,771 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 11:59:48,772 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 11:59:48,775 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 11:59:48,779 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 11:59:48,780 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 11:59:48,785 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 11:59:48,785 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 11:59:48,785 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 11:59:48,786 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 11:59:48,787 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 11:59:48,792 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 11:59:48,792 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 11:59:48,793 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 11:59:48,794 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 11:59:48,795 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 11:59:48,796 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 11:59:48,796 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 11:59:48,799 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 11:59:48,799 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 11:59:48,799 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 11:59:48,801 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 11:59:48,802 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 11:59:48,803 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 11:59:48,861 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 11:59:48,861 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 11:59:48,864 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 11:59:48,865 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 11:59:48,865 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 11:59:48,865 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 11:59:48,865 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 11:59:48,865 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 11:59:48,866 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 11:59:48,866 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 11:59:48,866 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 11:59:48,866 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 11:59:48,867 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 11:59:48,867 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 11:59:48,867 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 11:59:48,867 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 11:59:48,867 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 11:59:48,868 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 11:59:48,869 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 11:59:48,869 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 11:59:48,870 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 11:59:48,870 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 11:59:48,870 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 11:59:48,871 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 11:59:48,871 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 11:59:48,871 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 11:59:48,872 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 11:59:48,872 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 11:59:48,872 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 11:59:48,872 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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;
[2020-09-25 11:59:49,371 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 11:59:49,387 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 11:59:49,393 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 11:59:49,395 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 11:59:49,396 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 11:59:49,397 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c
[2020-09-25 11:59:49,495 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86579cdb8/00833eec9c1b4f948ee2aad28baa56e4/FLAG63b50dacc
[2020-09-25 11:59:50,119 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 11:59:50,119 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c
[2020-09-25 11:59:50,135 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86579cdb8/00833eec9c1b4f948ee2aad28baa56e4/FLAG63b50dacc
[2020-09-25 11:59:50,383 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86579cdb8/00833eec9c1b4f948ee2aad28baa56e4
[2020-09-25 11:59:50,397 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 11:59:50,404 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 11:59:50,406 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 11:59:50,406 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 11:59:50,411 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 11:59:50,412 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:59:50" (1/1) ...
[2020-09-25 11:59:50,417 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f0f39f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:50, skipping insertion in model container
[2020-09-25 11:59:50,417 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:59:50" (1/1) ...
[2020-09-25 11:59:50,427 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 11:59:50,484 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 11:59:50,929 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 11:59:50,944 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 11:59:51,137 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 11:59:51,172 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 11:59:51,172 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51 WrapperNode
[2020-09-25 11:59:51,172 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 11:59:51,173 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 11:59:51,174 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 11:59:51,174 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 11:59:51,191 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (1/1) ...
[2020-09-25 11:59:51,191 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (1/1) ...
[2020-09-25 11:59:51,215 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (1/1) ...
[2020-09-25 11:59:51,215 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (1/1) ...
[2020-09-25 11:59:51,244 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (1/1) ...
[2020-09-25 11:59:51,256 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (1/1) ...
[2020-09-25 11:59:51,261 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (1/1) ...
[2020-09-25 11:59:51,269 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 11:59:51,270 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 11:59:51,270 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 11:59:51,270 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 11:59:51,272 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (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 11:59:51,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 11:59:51,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 11:59:51,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-09-25 11:59:51,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-09-25 11:59:51,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-09-25 11:59:51,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-09-25 11:59:51,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2020-09-25 11:59:51,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-09-25 11:59:51,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base
[2020-09-25 11:59:51,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-09-25 11:59:51,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-09-25 11:59:51,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-09-25 11:59:51,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-09-25 11:59:51,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-09-25 11:59:51,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-09-25 11:59:51,376 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-09-25 11:59:51,376 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-09-25 11:59:51,376 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-09-25 11:59:51,376 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-09-25 11:59:51,377 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-09-25 11:59:51,377 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-09-25 11:59:51,377 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-09-25 11:59:51,378 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-09-25 11:59:51,378 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-09-25 11:59:51,378 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-09-25 11:59:51,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-09-25 11:59:51,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-09-25 11:59:51,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-09-25 11:59:51,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-09-25 11:59:51,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-09-25 11:59:51,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1
[2020-09-25 11:59:51,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2
[2020-09-25 11:59:51,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-09-25 11:59:51,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-09-25 11:59:51,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-09-25 11:59:51,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-09-25 11:59:51,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 11:59:51,381 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 11:59:51,381 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 11:59:51,381 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-09-25 11:59:51,381 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-09-25 11:59:51,381 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-09-25 11:59:51,381 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-09-25 11:59:51,382 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-09-25 11:59:51,382 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-09-25 11:59:51,382 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-09-25 11:59:51,382 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-09-25 11:59:51,382 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-09-25 11:59:51,382 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-09-25 11:59:51,383 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-09-25 11:59:51,383 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-09-25 11:59:51,383 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-09-25 11:59:51,384 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-09-25 11:59:51,384 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2
[2020-09-25 11:59:51,384 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-09-25 11:59:51,384 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2020-09-25 11:59:51,384 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-09-25 11:59:51,385 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base
[2020-09-25 11:59:51,385 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 11:59:51,385 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-09-25 11:59:51,385 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-09-25 11:59:51,385 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-09-25 11:59:51,385 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-09-25 11:59:51,386 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-09-25 11:59:51,386 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-09-25 11:59:51,386 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 11:59:51,386 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-09-25 11:59:51,387 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-09-25 11:59:51,387 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 11:59:51,387 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-09-25 11:59:51,388 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-09-25 11:59:51,389 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 11:59:51,390 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-09-25 11:59:51,390 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-09-25 11:59:51,390 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-09-25 11:59:51,390 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-09-25 11:59:51,390 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-09-25 11:59:51,390 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-09-25 11:59:51,391 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-09-25 11:59:51,391 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-09-25 11:59:51,391 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1
[2020-09-25 11:59:51,391 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-09-25 11:59:51,392 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-09-25 11:59:51,392 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-09-25 11:59:51,393 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 11:59:51,393 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 11:59:51,393 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-09-25 11:59:51,393 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 11:59:52,575 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 11:59:52,575 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-09-25 11:59:52,587 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:59:52 BoogieIcfgContainer
[2020-09-25 11:59:52,587 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 11:59:52,590 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 11:59:52,590 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 11:59:52,594 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 11:59:52,595 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 11:59:50" (1/3) ...
[2020-09-25 11:59:52,596 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3205f655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 11:59:52, skipping insertion in model container
[2020-09-25 11:59:52,596 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:59:51" (2/3) ...
[2020-09-25 11:59:52,597 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3205f655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 11:59:52, skipping insertion in model container
[2020-09-25 11:59:52,597 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:59:52" (3/3) ...
[2020-09-25 11:59:52,599 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c
[2020-09-25 11:59:52,612 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 11:59:52,624 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 11:59:52,649 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 11:59:52,685 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 11:59:52,685 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 11:59:52,685 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 11:59:52,685 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 11:59:52,686 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 11:59:52,686 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 11:59:52,686 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 11:59:52,686 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 11:59:52,715 INFO  L276                IsEmpty]: Start isEmpty. Operand 283 states.
[2020-09-25 11:59:52,732 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2020-09-25 11:59:52,732 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 11:59:52,733 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:59:52,734 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 11:59:52,742 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 11:59:52,742 INFO  L82        PathProgramCache]: Analyzing trace with hash 1208913695, now seen corresponding path program 1 times
[2020-09-25 11:59:52,753 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 11:59:52,754 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1588191623]
[2020-09-25 11:59:52,754 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 11:59:53,205 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:53,313 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:53,516 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:54,079 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:55,115 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:56,119 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:58,214 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:58,215 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 181
[2020-09-25 11:59:58,215 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 11:59:58,216 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4999
[2020-09-25 11:59:58,220 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:58,221 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:58,222 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 11:59:58,223 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 78
[2020-09-25 11:59:58,223 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 69
[2020-09-25 11:59:58,224 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 7
[2020-09-25 11:59:58,816 WARN  L193               SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 11:59:58,819 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 11:59:58,900 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:58,958 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,269 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,270 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 11:59:59,270 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,270 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 367
[2020-09-25 11:59:59,270 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,272 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,272 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 11:59:59,272 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 11:59:59,272 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 74
[2020-09-25 11:59:59,273 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 11:59:59,377 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 11:59:59,378 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:59,380 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,385 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,385 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 11:59:59,386 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,386 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 11:59:59,386 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,387 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,387 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 11:59:59,387 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 11:59:59,388 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 11:59:59,388 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 11:59:59,393 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 11:59:59,395 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:59,398 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,404 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,404 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 11:59:59,404 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,404 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 11:59:59,405 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,405 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,405 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 11:59:59,405 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 11:59:59,406 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 11:59:59,406 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 11:59:59,409 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 11:59:59,411 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:59,414 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,421 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,421 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 11:59:59,421 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,422 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 9
[2020-09-25 11:59:59,422 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,422 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,422 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 11:59:59,423 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 11:59:59,423 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 11:59:59,423 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 11:59:59,426 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 11:59:59,427 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:59,429 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,435 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,436 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 11:59:59,436 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,436 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 11:59:59,436 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,437 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,437 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 11:59:59,437 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 11:59:59,437 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 11:59:59,438 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 11:59:59,450 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 11:59:59,451 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:59,458 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,464 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,464 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 11:59:59,464 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,465 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 11
[2020-09-25 11:59:59,465 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,465 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,466 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 11:59:59,466 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 11:59:59,466 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 11:59:59,466 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 11:59:59,473 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 11:59:59,475 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:59,476 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,478 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,479 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 11:59:59,479 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,479 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 11:59:59,479 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,480 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,480 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 11:59:59,480 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 11:59:59,480 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 11:59:59,480 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 11:59:59,483 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2020-09-25 11:59:59,484 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 11:59:59,486 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 11:59:59,498 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 11:59:59,498 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 11:59:59,498 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 11:59:59,499 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 13
[2020-09-25 11:59:59,499 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 11:59:59,499 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 11:59:59,499 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 11:59:59,500 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 11:59:59,500 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 11:59:59,500 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 11:59:59,538 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 11:59:59,539 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1588191623]
[2020-09-25 11:59:59,541 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 11:59:59,541 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-25 11:59:59,542 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675364349]
[2020-09-25 11:59:59,552 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-25 11:59:59,553 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 11:59:59,570 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-25 11:59:59,571 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-25 11:59:59,574 INFO  L87              Difference]: Start difference. First operand 283 states. Second operand 5 states.
[2020-09-25 12:00:00,253 WARN  L193               SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:00:01,170 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 12:00:01,171 INFO  L93              Difference]: Finished difference Result 404 states and 482 transitions.
[2020-09-25 12:00:01,171 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-25 12:00:01,173 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 148
[2020-09-25 12:00:01,174 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 12:00:01,195 INFO  L225             Difference]: With dead ends: 404
[2020-09-25 12:00:01,196 INFO  L226             Difference]: Without dead ends: 267
[2020-09-25 12:00:01,203 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-25 12:00:01,229 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 267 states.
[2020-09-25 12:00:01,315 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 222.
[2020-09-25 12:00:01,317 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 222 states.
[2020-09-25 12:00:01,319 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 239 transitions.
[2020-09-25 12:00:01,322 INFO  L78                 Accepts]: Start accepts. Automaton has 222 states and 239 transitions. Word has length 148
[2020-09-25 12:00:01,323 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 12:00:01,323 INFO  L479      AbstractCegarLoop]: Abstraction has 222 states and 239 transitions.
[2020-09-25 12:00:01,323 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-25 12:00:01,323 INFO  L276                IsEmpty]: Start isEmpty. Operand 222 states and 239 transitions.
[2020-09-25 12:00:01,329 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 158
[2020-09-25 12:00:01,329 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 12:00:01,329 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:00:01,330 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 12:00:01,330 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 12:00:01,330 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 12:00:01,331 INFO  L82        PathProgramCache]: Analyzing trace with hash 1041215585, now seen corresponding path program 1 times
[2020-09-25 12:00:01,332 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 12:00:01,332 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [253058081]
[2020-09-25 12:00:01,332 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 12:00:01,394 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:01,453 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:01,684 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:02,550 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:02,746 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:03,948 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:06,398 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:06,399 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 194
[2020-09-25 12:00:06,399 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 12:00:06,399 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5000
[2020-09-25 12:00:06,399 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:06,400 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:06,400 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 12
[2020-09-25 12:00:06,400 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 81
[2020-09-25 12:00:06,400 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 96
[2020-09-25 12:00:06,401 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:06,803 WARN  L193               SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 12:00:06,804 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 12:00:06,907 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,017 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,284 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,285 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 12:00:07,285 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,285 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 373
[2020-09-25 12:00:07,286 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,286 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,287 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:07,287 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,287 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 77
[2020-09-25 12:00:07,287 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,343 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 12:00:07,344 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,347 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,350 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,351 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:07,351 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,351 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:00:07,352 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,352 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,352 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:07,352 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,353 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:00:07,353 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,354 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 12:00:07,355 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,358 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,362 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,363 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:07,363 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,363 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 12:00:07,364 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,364 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,364 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:07,364 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,365 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:00:07,365 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,367 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 12:00:07,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,370 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,375 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,376 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:00:07,376 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,376 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 12:00:07,376 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,377 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,377 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:07,377 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,377 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:00:07,378 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,380 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 12:00:07,381 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,382 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,385 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,386 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:07,386 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,386 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:00:07,386 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,386 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,387 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:07,387 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,387 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:00:07,387 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,400 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 12:00:07,401 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,403 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,407 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,407 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 12:00:07,408 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,408 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 12:00:07,408 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,408 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,409 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:07,409 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,409 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 12:00:07,409 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,422 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123
[2020-09-25 12:00:07,423 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,426 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,430 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,430 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 12:00:07,431 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,431 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 12:00:07,431 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,431 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,432 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:07,432 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,432 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 11
[2020-09-25 12:00:07,432 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,435 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 12:00:07,436 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,437 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,439 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,439 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:07,440 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,440 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 12:00:07,440 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,440 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,441 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:00:07,450 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,450 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:00:07,451 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 10
[2020-09-25 12:00:07,453 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2020-09-25 12:00:07,455 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,466 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,475 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,475 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:00:07,475 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,476 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 19
[2020-09-25 12:00:07,476 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,476 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,477 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 12:00:07,477 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:07,477 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:00:07,477 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,505 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144
[2020-09-25 12:00:07,506 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:07,508 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:07,509 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:07,509 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:00:07,509 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:07,510 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 12:00:07,510 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:07,510 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:07,510 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:00:07,511 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 12:00:07,511 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:00:07,511 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:07,551 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 12:00:07,552 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [253058081]
[2020-09-25 12:00:07,552 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 12:00:07,552 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-09-25 12:00:07,553 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502737979]
[2020-09-25 12:00:07,556 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-09-25 12:00:07,557 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 12:00:07,558 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-09-25 12:00:07,558 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90
[2020-09-25 12:00:07,558 INFO  L87              Difference]: Start difference. First operand 222 states and 239 transitions. Second operand 10 states.
[2020-09-25 12:00:08,099 WARN  L193               SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:00:09,366 WARN  L193               SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:09,701 WARN  L193               SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 194
[2020-09-25 12:00:10,354 WARN  L193               SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:00:10,698 WARN  L193               SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:11,364 WARN  L193               SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:11,723 WARN  L193               SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 196
[2020-09-25 12:00:12,052 WARN  L193               SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:12,696 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:13,444 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 12:00:13,445 INFO  L93              Difference]: Finished difference Result 545 states and 669 transitions.
[2020-09-25 12:00:13,445 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2020-09-25 12:00:13,445 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 157
[2020-09-25 12:00:13,447 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 12:00:13,453 INFO  L225             Difference]: With dead ends: 545
[2020-09-25 12:00:13,453 INFO  L226             Difference]: Without dead ends: 420
[2020-09-25 12:00:13,456 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600
[2020-09-25 12:00:13,458 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 420 states.
[2020-09-25 12:00:13,524 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 301.
[2020-09-25 12:00:13,524 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 301 states.
[2020-09-25 12:00:13,526 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 330 transitions.
[2020-09-25 12:00:13,526 INFO  L78                 Accepts]: Start accepts. Automaton has 301 states and 330 transitions. Word has length 157
[2020-09-25 12:00:13,527 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 12:00:13,527 INFO  L479      AbstractCegarLoop]: Abstraction has 301 states and 330 transitions.
[2020-09-25 12:00:13,528 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-09-25 12:00:13,528 INFO  L276                IsEmpty]: Start isEmpty. Operand 301 states and 330 transitions.
[2020-09-25 12:00:13,532 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 172
[2020-09-25 12:00:13,532 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 12:00:13,532 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:00:13,533 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 12:00:13,533 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 12:00:13,533 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 12:00:13,533 INFO  L82        PathProgramCache]: Analyzing trace with hash -1571453161, now seen corresponding path program 1 times
[2020-09-25 12:00:13,534 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 12:00:13,534 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [115624925]
[2020-09-25 12:00:13,534 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 12:00:13,585 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:13,643 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:13,808 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:14,370 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:16,700 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:18,594 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:18,595 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 208
[2020-09-25 12:00:18,595 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 12:00:18,595 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5006
[2020-09-25 12:00:18,595 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:18,596 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:18,596 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 16
[2020-09-25 12:00:18,596 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 77
[2020-09-25 12:00:18,596 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 126
[2020-09-25 12:00:18,596 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:18,960 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 12:00:18,961 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 12:00:19,001 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,042 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,277 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,278 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 12:00:19,278 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,279 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 274
[2020-09-25 12:00:19,279 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,279 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,280 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,280 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,280 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 73
[2020-09-25 12:00:19,281 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,341 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 12:00:19,342 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,343 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,346 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,348 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:19,348 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,348 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:00:19,349 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,349 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,350 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,350 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,350 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:00:19,351 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,352 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 12:00:19,353 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,355 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,358 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,359 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:19,359 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,359 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:00:19,360 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,360 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,360 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,362 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,362 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:00:19,362 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 12:00:19,364 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 12:00:19,365 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,367 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,377 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,378 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:00:19,378 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,378 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 11
[2020-09-25 12:00:19,379 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,379 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,379 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,380 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,380 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:00:19,381 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,383 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 12:00:19,384 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,385 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,388 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,389 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:19,389 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,390 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:00:19,390 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,390 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,391 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,391 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,391 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:00:19,392 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,407 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 12:00:19,408 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,410 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,412 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,413 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 12:00:19,413 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,413 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:00:19,413 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,413 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,414 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,414 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,415 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 12:00:19,415 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,432 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 12:00:19,434 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,435 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,446 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,446 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 12:00:19,447 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,447 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 11
[2020-09-25 12:00:19,448 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,448 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,448 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,449 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,449 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 6
[2020-09-25 12:00:19,449 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,473 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137
[2020-09-25 12:00:19,475 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,477 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,487 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,490 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,491 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 12:00:19,491 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 2
[2020-09-25 12:00:19,491 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 14
[2020-09-25 12:00:19,492 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,492 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,492 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 4
[2020-09-25 12:00:19,493 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 1
[2020-09-25 12:00:19,493 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 14
[2020-09-25 12:00:19,493 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,496 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 12:00:19,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,499 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,502 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,503 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:00:19,503 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,504 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:00:19,504 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,504 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,505 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,505 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,505 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:00:19,506 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,507 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 12:00:19,509 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,510 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,513 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,514 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:00:19,514 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,514 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:00:19,514 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,514 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,515 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:00:19,515 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,515 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:00:19,515 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,517 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158
[2020-09-25 12:00:19,518 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:00:19,520 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:00:19,525 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:00:19,526 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:00:19,526 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:00:19,526 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 12:00:19,527 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:00:19,527 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:00:19,527 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 12:00:19,528 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:00:19,528 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:00:19,528 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:00:19,603 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 12:00:19,603 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [115624925]
[2020-09-25 12:00:19,604 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 12:00:19,604 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2020-09-25 12:00:19,604 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525676543]
[2020-09-25 12:00:19,605 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 11 states
[2020-09-25 12:00:19,606 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 12:00:19,606 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2020-09-25 12:00:19,606 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110
[2020-09-25 12:00:19,607 INFO  L87              Difference]: Start difference. First operand 301 states and 330 transitions. Second operand 11 states.
[2020-09-25 12:00:20,228 WARN  L193               SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:00:21,363 WARN  L193               SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:21,683 WARN  L193               SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:22,027 WARN  L193               SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:22,357 WARN  L193               SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:22,645 WARN  L193               SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:22,984 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 12:00:22,984 INFO  L93              Difference]: Finished difference Result 507 states and 592 transitions.
[2020-09-25 12:00:22,985 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2020-09-25 12:00:22,985 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 171
[2020-09-25 12:00:22,986 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 12:00:22,987 INFO  L225             Difference]: With dead ends: 507
[2020-09-25 12:00:22,987 INFO  L226             Difference]: Without dead ends: 0
[2020-09-25 12:00:22,990 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=176, Invalid=424, Unknown=0, NotChecked=0, Total=600
[2020-09-25 12:00:22,990 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-25 12:00:22,990 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-25 12:00:22,990 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-25 12:00:22,990 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-25 12:00:22,991 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171
[2020-09-25 12:00:22,991 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 12:00:22,991 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-25 12:00:22,991 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2020-09-25 12:00:22,991 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-25 12:00:22,991 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-25 12:00:22,991 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 12:00:22,994 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-25 12:00:23,200 WARN  L193               SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:23,389 WARN  L193               SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:23,580 WARN  L193               SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:23,772 WARN  L193               SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:23,956 WARN  L193               SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:24,277 WARN  L193               SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 9
[2020-09-25 12:00:24,438 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 12:00:24,603 WARN  L193               SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:24,771 WARN  L193               SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:24,937 WARN  L193               SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:25,099 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:25,265 WARN  L193               SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:25,418 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:25,571 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:25,737 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:25,895 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:26,052 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:26,205 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:26,371 WARN  L193               SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:26,649 WARN  L193               SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 12:00:26,931 WARN  L193               SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 12:00:27,286 WARN  L193               SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 12:00:27,656 WARN  L193               SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 12:00:27,999 WARN  L193               SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 12:00:28,346 WARN  L193               SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 12:00:28,619 WARN  L193               SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 12:00:29,163 WARN  L193               SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 12:00:29,319 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:29,482 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:29,644 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:29,797 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:29,959 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:30,123 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:30,297 WARN  L193               SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:30,459 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:30,622 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:30,883 WARN  L193               SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 9
[2020-09-25 12:00:31,045 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:31,207 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:31,369 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:31,525 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:31,700 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:31,855 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:32,039 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:32,205 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:32,367 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:32,524 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:32,779 WARN  L193               SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 9
[2020-09-25 12:00:33,050 WARN  L193               SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 9
[2020-09-25 12:00:33,203 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:33,367 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:33,530 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:33,695 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:33,857 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:34,019 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:34,187 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:34,341 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:34,621 WARN  L193               SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 12:00:34,904 WARN  L193               SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 12:00:35,312 WARN  L193               SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191
[2020-09-25 12:00:35,690 WARN  L193               SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 12:00:36,096 WARN  L193               SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191
[2020-09-25 12:00:36,507 WARN  L193               SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191
[2020-09-25 12:00:36,790 WARN  L193               SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 12:00:36,990 WARN  L193               SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 15
[2020-09-25 12:00:37,397 WARN  L193               SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191
[2020-09-25 12:00:37,560 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:37,716 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:37,879 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:38,037 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:38,194 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:38,347 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:38,505 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:38,662 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:38,820 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:38,972 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:39,130 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 12:00:39,284 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:39,439 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 12:00:39,602 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:00:39,859 WARN  L193               SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 14
[2020-09-25 12:00:40,305 WARN  L193               SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 11
[2020-09-25 12:00:40,500 WARN  L193               SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26
[2020-09-25 12:00:40,776 WARN  L193               SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26
[2020-09-25 12:00:41,112 WARN  L193               SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 12:00:41,641 WARN  L193               SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 25
[2020-09-25 12:00:42,145 WARN  L193               SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 25
[2020-09-25 12:00:42,558 WARN  L193               SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 12
[2020-09-25 12:00:42,805 WARN  L193               SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26
[2020-09-25 12:00:43,039 WARN  L193               SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26
[2020-09-25 12:00:43,470 WARN  L193               SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12
[2020-09-25 12:00:43,900 WARN  L193               SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 11