/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 --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_product21.cil.c


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


This is Ultimate 0.1.25-c90d42b
[2020-09-25 08:38:00,864 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 08:38:00,869 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 08:38:00,898 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 08:38:00,899 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 08:38:00,900 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 08:38:00,902 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 08:38:00,904 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 08:38:00,907 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 08:38:00,908 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 08:38:00,909 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 08:38:00,910 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 08:38:00,911 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 08:38:00,912 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 08:38:00,914 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 08:38:00,915 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 08:38:00,916 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 08:38:00,918 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 08:38:00,920 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 08:38:00,923 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 08:38:00,925 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 08:38:00,926 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 08:38:00,928 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 08:38:00,929 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 08:38:00,932 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 08:38:00,933 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 08:38:00,933 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 08:38:00,934 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 08:38:00,935 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 08:38:00,936 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 08:38:00,936 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 08:38:00,938 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 08:38:00,939 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 08:38:00,940 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 08:38:00,941 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 08:38:00,941 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 08:38:00,943 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
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[2020-09-25 08:38:00,943 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 08:38:00,945 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 08:38:00,946 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 08:38:00,947 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 08:38:00,975 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 08:38:00,975 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 08:38:00,976 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 08:38:00,977 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 08:38:00,977 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 08:38:00,977 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 08:38:00,977 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 08:38:00,978 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 08:38:00,978 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 08:38:00,978 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 08:38:00,978 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 08:38:00,978 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 08:38:00,979 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 08:38:00,979 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 08:38:00,979 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 08:38:00,979 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 08:38:00,979 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 08:38:00,980 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 08:38:00,980 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 08:38:00,980 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 08:38:00,980 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 08:38:00,980 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 08:38:00,981 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 08:38:00,981 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 08:38:00,981 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 08:38:00,981 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 08:38:00,981 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 08:38:00,982 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 08:38:00,982 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 08:38:00,982 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true;
[2020-09-25 08:38:01,435 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 08:38:01,460 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 08:38:01,466 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 08:38:01,469 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 08:38:01,469 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 08:38:01,470 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c
[2020-09-25 08:38:01,568 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5296bef82/829b3d227d034fbf85886e74ccf6536c/FLAG5abf77065
[2020-09-25 08:38:02,241 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 08:38:02,242 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c
[2020-09-25 08:38:02,272 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5296bef82/829b3d227d034fbf85886e74ccf6536c/FLAG5abf77065
[2020-09-25 08:38:02,492 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5296bef82/829b3d227d034fbf85886e74ccf6536c
[2020-09-25 08:38:02,505 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 08:38:02,510 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 08:38:02,511 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 08:38:02,511 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 08:38:02,515 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 08:38:02,517 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:38:02" (1/1) ...
[2020-09-25 08:38:02,521 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d644e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:02, skipping insertion in model container
[2020-09-25 08:38:02,521 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:38:02" (1/1) ...
[2020-09-25 08:38:02,530 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 08:38:02,581 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 08:38:03,068 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 08:38:03,083 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 08:38:03,180 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 08:38:03,217 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 08:38:03,218 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03 WrapperNode
[2020-09-25 08:38:03,218 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 08:38:03,219 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 08:38:03,219 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 08:38:03,219 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 08:38:03,234 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (1/1) ...
[2020-09-25 08:38:03,235 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (1/1) ...
[2020-09-25 08:38:03,256 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (1/1) ...
[2020-09-25 08:38:03,257 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (1/1) ...
[2020-09-25 08:38:03,289 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (1/1) ...
[2020-09-25 08:38:03,301 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (1/1) ...
[2020-09-25 08:38:03,306 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (1/1) ...
[2020-09-25 08:38:03,315 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 08:38:03,315 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 08:38:03,315 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 08:38:03,316 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 08:38:03,319 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (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 08:38:03,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 08:38:03,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 08:38:03,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-09-25 08:38:03,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-09-25 08:38:03,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-09-25 08:38:03,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-09-25 08:38:03,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-09-25 08:38:03,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-09-25 08:38:03,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-09-25 08:38:03,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1
[2020-09-25 08:38:03,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2
[2020-09-25 08:38:03,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-09-25 08:38:03,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-09-25 08:38:03,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-09-25 08:38:03,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-09-25 08:38:03,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 08:38:03,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-09-25 08:38:03,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-09-25 08:38:03,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-09-25 08:38:03,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-09-25 08:38:03,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-09-25 08:38:03,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-09-25 08:38:03,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-09-25 08:38:03,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-09-25 08:38:03,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-09-25 08:38:03,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-09-25 08:38:03,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-09-25 08:38:03,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-09-25 08:38:03,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-09-25 08:38:03,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-09-25 08:38:03,419 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor
[2020-09-25 08:38:03,419 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-09-25 08:38:03,419 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-09-25 08:38:03,419 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-09-25 08:38:03,419 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-09-25 08:38:03,419 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-09-25 08:38:03,419 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-09-25 08:38:03,420 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-09-25 08:38:03,420 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-09-25 08:38:03,420 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 08:38:03,420 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 08:38:03,420 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-09-25 08:38:03,421 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-09-25 08:38:03,421 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-09-25 08:38:03,421 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-09-25 08:38:03,421 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-09-25 08:38:03,421 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-09-25 08:38:03,422 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-09-25 08:38:03,422 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 08:38:03,422 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-09-25 08:38:03,422 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-09-25 08:38:03,422 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 08:38:03,423 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-09-25 08:38:03,423 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-09-25 08:38:03,423 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 08:38:03,423 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-09-25 08:38:03,423 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-09-25 08:38:03,423 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 08:38:03,424 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-09-25 08:38:03,424 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-09-25 08:38:03,424 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-09-25 08:38:03,424 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-09-25 08:38:03,424 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1
[2020-09-25 08:38:03,424 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2
[2020-09-25 08:38:03,425 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-09-25 08:38:03,425 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-09-25 08:38:03,425 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-09-25 08:38:03,425 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-09-25 08:38:03,425 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-09-25 08:38:03,425 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-09-25 08:38:03,426 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-09-25 08:38:03,426 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-09-25 08:38:03,426 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-09-25 08:38:03,426 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-09-25 08:38:03,426 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-09-25 08:38:03,426 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-09-25 08:38:03,426 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 08:38:03,427 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-09-25 08:38:03,427 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-09-25 08:38:03,427 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-09-25 08:38:03,427 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-09-25 08:38:03,427 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-09-25 08:38:03,428 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-09-25 08:38:03,428 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-09-25 08:38:03,428 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-09-25 08:38:03,428 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-09-25 08:38:03,428 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-09-25 08:38:03,428 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor
[2020-09-25 08:38:03,428 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-09-25 08:38:03,429 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 08:38:03,429 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-09-25 08:38:03,429 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 08:38:04,652 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 08:38:04,652 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-09-25 08:38:04,659 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:38:04 BoogieIcfgContainer
[2020-09-25 08:38:04,660 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 08:38:04,661 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 08:38:04,661 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 08:38:04,665 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 08:38:04,665 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 08:38:02" (1/3) ...
[2020-09-25 08:38:04,666 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c9588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:38:04, skipping insertion in model container
[2020-09-25 08:38:04,666 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:38:03" (2/3) ...
[2020-09-25 08:38:04,667 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c9588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:38:04, skipping insertion in model container
[2020-09-25 08:38:04,667 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:38:04" (3/3) ...
[2020-09-25 08:38:04,669 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c
[2020-09-25 08:38:04,681 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 08:38:04,693 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 08:38:04,716 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 08:38:04,763 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 08:38:04,764 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 08:38:04,764 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 08:38:04,764 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 08:38:04,764 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 08:38:04,764 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 08:38:04,764 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 08:38:04,765 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 08:38:04,817 INFO  L276                IsEmpty]: Start isEmpty. Operand 304 states.
[2020-09-25 08:38:04,839 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2020-09-25 08:38:04,839 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 08:38:04,841 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 08:38:04,842 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 08:38:04,848 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 08:38:04,849 INFO  L82        PathProgramCache]: Analyzing trace with hash -106579174, now seen corresponding path program 1 times
[2020-09-25 08:38:04,860 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 08:38:04,860 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2039385344]
[2020-09-25 08:38:04,861 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 08:38:05,254 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:05,426 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:05,657 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:06,181 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:07,147 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:08,035 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:10,285 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:10,285 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 181
[2020-09-25 08:38:10,286 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 08:38:10,286 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5020
[2020-09-25 08:38:10,291 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:10,291 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:10,292 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:10,292 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 83
[2020-09-25 08:38:10,292 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 64
[2020-09-25 08:38:10,293 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 6
[2020-09-25 08:38:10,742 WARN  L193               SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 08:38:10,745 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 08:38:10,792 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:10,845 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,162 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,162 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 08:38:11,162 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,163 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 368
[2020-09-25 08:38:11,163 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,163 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,164 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:11,164 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:11,164 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 79
[2020-09-25 08:38:11,164 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:11,242 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 08:38:11,243 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:11,245 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,250 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,250 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:11,251 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,251 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 08:38:11,252 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,252 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,252 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:11,253 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:11,253 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 08:38:11,254 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 08:38:11,256 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 08:38:11,257 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:11,259 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,264 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,264 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:11,265 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,265 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 08:38:11,265 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,266 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,266 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:11,267 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:11,267 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 08:38:11,267 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:11,269 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 08:38:11,271 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:11,273 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,284 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,284 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:11,284 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,285 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 12
[2020-09-25 08:38:11,285 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,285 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,285 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:11,286 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:11,286 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 08:38:11,286 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:11,288 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 08:38:11,290 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:11,291 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,295 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,295 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:11,295 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,295 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 08:38:11,296 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,296 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,296 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:11,297 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:11,297 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 08:38:11,298 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:11,314 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 08:38:11,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:11,318 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,323 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,323 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 08:38:11,324 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,324 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 08:38:11,324 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,325 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,325 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:11,325 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:11,326 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 08:38:11,326 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:11,328 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 08:38:11,330 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:11,332 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,334 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,335 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:11,335 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,335 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 08:38:11,335 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,336 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,336 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:11,336 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 08:38:11,336 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:11,337 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:11,338 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2020-09-25 08:38:11,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:11,341 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:11,343 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:11,344 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:11,344 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:11,344 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 08:38:11,344 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:11,345 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:11,345 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:11,345 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 08:38:11,345 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:11,345 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:11,391 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 08:38:11,392 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2039385344]
[2020-09-25 08:38:11,394 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 08:38:11,394 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-25 08:38:11,395 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864018187]
[2020-09-25 08:38:11,403 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-25 08:38:11,403 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 08:38:11,422 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-25 08:38:11,423 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-25 08:38:11,426 INFO  L87              Difference]: Start difference. First operand 304 states. Second operand 5 states.
[2020-09-25 08:38:12,045 WARN  L193               SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 08:38:13,124 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 08:38:13,124 INFO  L93              Difference]: Finished difference Result 468 states and 557 transitions.
[2020-09-25 08:38:13,125 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-25 08:38:13,127 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 148
[2020-09-25 08:38:13,128 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 08:38:13,149 INFO  L225             Difference]: With dead ends: 468
[2020-09-25 08:38:13,150 INFO  L226             Difference]: Without dead ends: 300
[2020-09-25 08:38:13,156 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-25 08:38:13,180 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 300 states.
[2020-09-25 08:38:13,294 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 253.
[2020-09-25 08:38:13,296 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 253 states.
[2020-09-25 08:38:13,299 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 275 transitions.
[2020-09-25 08:38:13,301 INFO  L78                 Accepts]: Start accepts. Automaton has 253 states and 275 transitions. Word has length 148
[2020-09-25 08:38:13,302 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 08:38:13,302 INFO  L479      AbstractCegarLoop]: Abstraction has 253 states and 275 transitions.
[2020-09-25 08:38:13,303 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-25 08:38:13,303 INFO  L276                IsEmpty]: Start isEmpty. Operand 253 states and 275 transitions.
[2020-09-25 08:38:13,308 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 172
[2020-09-25 08:38:13,308 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 08:38:13,309 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 08:38:13,309 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 08:38:13,309 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 08:38:13,310 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 08:38:13,310 INFO  L82        PathProgramCache]: Analyzing trace with hash 1142431993, now seen corresponding path program 1 times
[2020-09-25 08:38:13,310 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 08:38:13,310 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1170003330]
[2020-09-25 08:38:13,311 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 08:38:13,379 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:13,440 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:14,291 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:14,470 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:14,590 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:16,128 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:18,419 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:18,419 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 208
[2020-09-25 08:38:18,419 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 08:38:18,419 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5036
[2020-09-25 08:38:18,420 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:18,420 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:18,420 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 12
[2020-09-25 08:38:18,421 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 81
[2020-09-25 08:38:18,421 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 110
[2020-09-25 08:38:18,421 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:18,867 WARN  L193               SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 08:38:18,868 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 08:38:18,904 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:18,940 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,132 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,132 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 08:38:19,132 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,133 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 227
[2020-09-25 08:38:19,133 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,133 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,133 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:19,134 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,134 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 77
[2020-09-25 08:38:19,134 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,175 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 08:38:19,176 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,178 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,181 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,181 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:19,181 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,181 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 08:38:19,182 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,182 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,182 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:19,182 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,182 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 08:38:19,183 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,184 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 08:38:19,185 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,186 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,189 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,189 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:19,189 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,190 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 08:38:19,190 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,190 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,190 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:19,191 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,191 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 08:38:19,191 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,192 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 08:38:19,194 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,195 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,203 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,203 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:19,203 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,203 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 08:38:19,204 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,204 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,204 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:19,204 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,205 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 08:38:19,205 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,207 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 08:38:19,208 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,209 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,211 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,212 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:19,212 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,212 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 08:38:19,212 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,213 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,213 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:19,213 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,213 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 08:38:19,213 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,226 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 08:38:19,227 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,229 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,232 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,232 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 08:38:19,232 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,232 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 08:38:19,233 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,233 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,233 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:19,233 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,234 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 08:38:19,234 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,246 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132
[2020-09-25 08:38:19,248 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,250 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,253 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,254 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 22
[2020-09-25 08:38:19,254 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,254 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 08:38:19,255 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,255 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,255 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:19,255 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,255 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 18
[2020-09-25 08:38:19,256 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,258 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 08:38:19,258 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,260 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,261 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,261 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 08:38:19,262 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,262 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 08:38:19,262 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,262 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,263 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:19,263 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,263 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:19,263 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,265 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 08:38:19,265 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,266 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,268 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,268 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:19,268 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,268 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 08:38:19,269 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,269 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,269 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:19,270 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,270 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:19,270 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,271 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 08:38:19,273 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,275 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,282 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,282 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:19,282 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,282 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 08:38:19,283 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,283 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,283 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 08:38:19,283 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:19,283 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 08:38:19,284 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,309 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158
[2020-09-25 08:38:19,310 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:19,311 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:19,313 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:19,313 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:19,313 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:19,313 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 08:38:19,314 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:19,314 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:19,314 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:19,314 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 08:38:19,314 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:19,315 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:19,358 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 08:38:19,359 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1170003330]
[2020-09-25 08:38:19,359 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 08:38:19,359 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-09-25 08:38:19,360 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758340224]
[2020-09-25 08:38:19,362 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-09-25 08:38:19,362 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 08:38:19,363 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-09-25 08:38:19,363 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90
[2020-09-25 08:38:19,363 INFO  L87              Difference]: Start difference. First operand 253 states and 275 transitions. Second operand 10 states.
[2020-09-25 08:38:19,925 WARN  L193               SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 08:38:21,052 WARN  L193               SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:21,395 WARN  L193               SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194
[2020-09-25 08:38:22,203 WARN  L193               SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 08:38:22,532 WARN  L193               SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:23,460 WARN  L193               SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:23,833 WARN  L193               SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 196
[2020-09-25 08:38:24,156 WARN  L193               SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:24,795 WARN  L193               SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:25,641 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 08:38:25,642 INFO  L93              Difference]: Finished difference Result 642 states and 783 transitions.
[2020-09-25 08:38:25,642 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2020-09-25 08:38:25,643 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 171
[2020-09-25 08:38:25,645 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 08:38:25,651 INFO  L225             Difference]: With dead ends: 642
[2020-09-25 08:38:25,651 INFO  L226             Difference]: Without dead ends: 486
[2020-09-25 08:38:25,655 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600
[2020-09-25 08:38:25,656 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 486 states.
[2020-09-25 08:38:25,759 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 363.
[2020-09-25 08:38:25,760 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 363 states.
[2020-09-25 08:38:25,762 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 402 transitions.
[2020-09-25 08:38:25,763 INFO  L78                 Accepts]: Start accepts. Automaton has 363 states and 402 transitions. Word has length 171
[2020-09-25 08:38:25,763 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 08:38:25,764 INFO  L479      AbstractCegarLoop]: Abstraction has 363 states and 402 transitions.
[2020-09-25 08:38:25,764 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-09-25 08:38:25,764 INFO  L276                IsEmpty]: Start isEmpty. Operand 363 states and 402 transitions.
[2020-09-25 08:38:25,768 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2020-09-25 08:38:25,768 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 08:38:25,769 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, 1, 1, 1, 1, 1]
[2020-09-25 08:38:25,769 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 08:38:25,769 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 08:38:25,769 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 08:38:25,770 INFO  L82        PathProgramCache]: Analyzing trace with hash -121063106, now seen corresponding path program 1 times
[2020-09-25 08:38:25,770 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 08:38:25,770 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [230520056]
[2020-09-25 08:38:25,770 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 08:38:25,819 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:25,876 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:26,055 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:26,538 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:26,660 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:30,845 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:30,845 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 215
[2020-09-25 08:38:30,846 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 08:38:30,846 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5023
[2020-09-25 08:38:30,846 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:30,847 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:30,847 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 10
[2020-09-25 08:38:30,847 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 160
[2020-09-25 08:38:30,848 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 50
[2020-09-25 08:38:30,848 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,175 WARN  L193               SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 08:38:31,176 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 08:38:31,184 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,193 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,334 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,336 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 08:38:31,337 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,337 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 149
[2020-09-25 08:38:31,337 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,338 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,338 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:31,338 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,339 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:31,339 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,377 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 08:38:31,378 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,379 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,381 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,382 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:31,382 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,382 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 08:38:31,386 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,388 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,388 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:31,389 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,389 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:31,390 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 3
[2020-09-25 08:38:31,391 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 08:38:31,391 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,392 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,394 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,394 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:31,395 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,395 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 08:38:31,395 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,395 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:31,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:31,396 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,397 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 08:38:31,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,399 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,400 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,401 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:31,401 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,401 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 08:38:31,401 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,401 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,402 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:31,402 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,402 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:31,402 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,404 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 08:38:31,404 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,405 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,407 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,407 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:31,408 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,408 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 08:38:31,408 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,409 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,409 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:31,409 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,410 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:31,410 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,426 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 08:38:31,427 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,429 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,431 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,431 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 08:38:31,432 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,432 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 08:38:31,432 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,433 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,433 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:31,433 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,434 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:31,434 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,449 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 08:38:31,450 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,451 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,457 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,458 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 08:38:31,458 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,459 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 08:38:31,459 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,459 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,460 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 08:38:31,460 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,460 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 08:38:31,461 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,480 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137
[2020-09-25 08:38:31,482 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,484 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,492 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,500 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,506 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,507 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 22
[2020-09-25 08:38:31,507 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 3
[2020-09-25 08:38:31,507 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 23
[2020-09-25 08:38:31,507 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,507 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,508 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:31,508 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,508 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 8
[2020-09-25 08:38:31,509 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,512 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 08:38:31,513 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,514 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,520 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,521 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 08:38:31,521 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,521 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 08:38:31,522 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,522 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,522 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:31,523 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,523 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 3
[2020-09-25 08:38:31,524 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,526 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 08:38:31,527 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,528 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,531 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,531 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 08:38:31,532 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,532 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 08:38:31,533 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,533 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,533 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:31,534 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,534 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 08:38:31,534 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,536 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153
[2020-09-25 08:38:31,539 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,540 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,543 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,544 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:31,544 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,544 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 08:38:31,545 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,545 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,545 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 08:38:31,546 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,546 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 08:38:31,546 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,552 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163
[2020-09-25 08:38:31,553 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 08:38:31,555 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 08:38:31,562 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 08:38:31,562 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 08:38:31,562 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 08:38:31,562 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 08:38:31,563 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 08:38:31,563 FATAL L256   erpolLogProxyWrapper]: Tolerance: 1.0
[2020-09-25 08:38:31,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 08:38:31,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 08:38:31,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 08:38:31,564 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 08:38:31,639 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 08:38:31,639 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [230520056]
[2020-09-25 08:38:31,640 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 08:38:31,640 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2020-09-25 08:38:31,640 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939908505]
[2020-09-25 08:38:31,641 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 11 states
[2020-09-25 08:38:31,641 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 08:38:31,641 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2020-09-25 08:38:31,643 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110
[2020-09-25 08:38:31,643 INFO  L87              Difference]: Start difference. First operand 363 states and 402 transitions. Second operand 11 states.
[2020-09-25 08:38:32,209 WARN  L193               SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 08:38:33,486 WARN  L193               SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:33,807 WARN  L193               SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 195
[2020-09-25 08:38:34,132 WARN  L193               SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:34,464 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:34,771 WARN  L193               SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:35,089 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 08:38:35,089 INFO  L93              Difference]: Finished difference Result 579 states and 678 transitions.
[2020-09-25 08:38:35,089 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2020-09-25 08:38:35,089 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 176
[2020-09-25 08:38:35,090 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 08:38:35,091 INFO  L225             Difference]: With dead ends: 579
[2020-09-25 08:38:35,091 INFO  L226             Difference]: Without dead ends: 0
[2020-09-25 08:38:35,100 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552
[2020-09-25 08:38:35,101 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-25 08:38:35,101 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-25 08:38:35,101 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-25 08:38:35,102 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-25 08:38:35,102 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176
[2020-09-25 08:38:35,102 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 08:38:35,103 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-25 08:38:35,103 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2020-09-25 08:38:35,103 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-25 08:38:35,103 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-25 08:38:35,103 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 08:38:35,106 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-25 08:38:35,321 WARN  L193               SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:35,505 WARN  L193               SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:35,677 WARN  L193               SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:35,796 WARN  L193               SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 15
[2020-09-25 08:38:35,899 WARN  L193               SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 15
[2020-09-25 08:38:36,201 WARN  L193               SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 08:38:36,494 WARN  L193               SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 08:38:36,766 WARN  L193               SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192
[2020-09-25 08:38:37,056 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 08:38:37,315 WARN  L193               SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192
[2020-09-25 08:38:37,576 WARN  L193               SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192
[2020-09-25 08:38:37,872 WARN  L193               SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194
[2020-09-25 08:38:38,129 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192
[2020-09-25 08:38:38,388 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:38,551 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:38,716 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:38,882 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:39,044 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:39,209 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:39,459 WARN  L193               SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 14
[2020-09-25 08:38:39,620 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:39,781 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:39,944 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:40,101 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:40,251 WARN  L193               SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 08:38:40,409 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:40,567 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:40,731 WARN  L193               SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:40,894 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:41,047 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:41,214 WARN  L193               SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:41,367 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:41,520 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:41,682 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:41,835 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:41,992 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:42,156 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:42,309 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:42,475 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:42,637 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:42,801 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:42,953 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:43,118 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:43,290 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:43,444 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:43,606 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:43,768 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:43,931 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:44,188 WARN  L193               SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 9
[2020-09-25 08:38:44,363 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:44,528 WARN  L193               SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:44,691 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:45,144 WARN  L193               SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 08:38:45,408 WARN  L193               SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 08:38:45,677 WARN  L193               SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 08:38:45,955 WARN  L193               SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 08:38:46,224 WARN  L193               SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 08:38:46,492 WARN  L193               SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 08:38:46,758 WARN  L193               SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195
[2020-09-25 08:38:47,026 WARN  L193               SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191
[2020-09-25 08:38:47,280 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:47,440 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:47,597 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:47,754 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:47,912 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:48,090 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:48,258 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:48,522 WARN  L193               SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 9
[2020-09-25 08:38:48,697 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:48,853 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:49,016 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:49,178 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:49,337 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:49,494 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:49,656 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:49,819 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:49,977 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:50,139 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:50,291 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:50,452 WARN  L193               SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:50,611 WARN  L193               SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:50,768 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192
[2020-09-25 08:38:51,045 WARN  L193               SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 9
[2020-09-25 08:38:51,299 WARN  L193               SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 9
[2020-09-25 08:38:51,460 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 08:38:51,613 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 08:38:52,052 WARN  L193               SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 11
[2020-09-25 08:38:52,276 WARN  L193               SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26
[2020-09-25 08:38:52,742 WARN  L193               SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26
[2020-09-25 08:38:52,982 WARN  L193               SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1
[2020-09-25 08:38:53,430 WARN  L193               SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 11
[2020-09-25 08:38:53,679 WARN  L193               SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26
[2020-09-25 08:38:54,059 WARN  L193               SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12
[2020-09-25 08:38:54,298 WARN  L193               SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 26
[2020-09-25 08:38:54,529 WARN  L193               SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19
[2020-09-25 08:38:54,798 WARN  L193               SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 08:38:55,430 WARN  L193               SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 25
[2020-09-25 08:38:55,896 WARN  L193               SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 12
[2020-09-25 08:38:56,370 WARN  L193               SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12