/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c


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


This is Ultimate 0.1.25-c90d42b
[2020-09-25 12:06:38,166 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 12:06:38,170 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 12:06:38,197 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 12:06:38,197 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 12:06:38,198 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 12:06:38,200 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 12:06:38,202 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 12:06:38,204 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 12:06:38,205 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 12:06:38,206 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 12:06:38,207 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 12:06:38,207 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 12:06:38,209 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 12:06:38,210 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 12:06:38,211 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 12:06:38,212 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 12:06:38,213 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 12:06:38,215 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 12:06:38,217 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 12:06:38,218 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 12:06:38,220 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 12:06:38,221 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 12:06:38,222 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 12:06:38,225 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 12:06:38,225 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 12:06:38,225 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 12:06:38,226 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 12:06:38,227 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 12:06:38,228 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 12:06:38,228 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 12:06:38,229 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 12:06:38,230 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 12:06:38,231 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 12:06:38,232 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 12:06:38,233 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 12:06:38,234 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 12:06:38,234 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 12:06:38,234 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 12:06:38,235 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 12:06:38,236 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 12:06:38,237 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 12:06:38,265 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 12:06:38,265 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 12:06:38,266 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 12:06:38,267 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 12:06:38,267 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 12:06:38,267 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 12:06:38,267 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 12:06:38,268 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 12:06:38,268 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 12:06:38,268 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 12:06:38,268 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 12:06:38,268 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 12:06:38,269 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 12:06:38,269 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 12:06:38,269 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 12:06:38,269 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 12:06:38,269 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 12:06:38,270 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 12:06:38,270 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 12:06:38,270 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 12:06:38,270 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 12:06:38,270 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 12:06:38,271 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 12:06:38,271 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 12:06:38,271 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 12:06:38,271 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 12:06:38,272 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 12:06:38,272 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 12:06:38,272 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 12:06:38,272 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;
[2020-09-25 12:06:38,717 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 12:06:38,736 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 12:06:38,740 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 12:06:38,742 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 12:06:38,743 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 12:06:38,744 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c
[2020-09-25 12:06:38,838 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8379245d5/7e8c051d3a074e2c9bee4435c44b2519/FLAG75b53bac8
[2020-09-25 12:06:39,453 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 12:06:39,453 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c
[2020-09-25 12:06:39,472 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8379245d5/7e8c051d3a074e2c9bee4435c44b2519/FLAG75b53bac8
[2020-09-25 12:06:39,741 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8379245d5/7e8c051d3a074e2c9bee4435c44b2519
[2020-09-25 12:06:39,755 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 12:06:39,760 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 12:06:39,761 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 12:06:39,761 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 12:06:39,765 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 12:06:39,766 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:06:39" (1/1) ...
[2020-09-25 12:06:39,770 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e6ef35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:39, skipping insertion in model container
[2020-09-25 12:06:39,771 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:06:39" (1/1) ...
[2020-09-25 12:06:39,780 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 12:06:39,836 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 12:06:40,373 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 12:06:40,388 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 12:06:40,476 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 12:06:40,514 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 12:06:40,516 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40 WrapperNode
[2020-09-25 12:06:40,516 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 12:06:40,517 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 12:06:40,517 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 12:06:40,518 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 12:06:40,535 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (1/1) ...
[2020-09-25 12:06:40,535 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (1/1) ...
[2020-09-25 12:06:40,557 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (1/1) ...
[2020-09-25 12:06:40,557 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (1/1) ...
[2020-09-25 12:06:40,588 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (1/1) ...
[2020-09-25 12:06:40,599 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (1/1) ...
[2020-09-25 12:06:40,605 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (1/1) ...
[2020-09-25 12:06:40,613 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 12:06:40,614 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 12:06:40,614 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 12:06:40,614 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 12:06:40,616 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (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 12:06:40,694 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 12:06:40,694 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 12:06:40,694 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-09-25 12:06:40,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-09-25 12:06:40,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-09-25 12:06:40,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-09-25 12:06:40,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-09-25 12:06:40,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 12:06:40,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-09-25 12:06:40,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-09-25 12:06:40,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-09-25 12:06:40,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-09-25 12:06:40,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-09-25 12:06:40,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-09-25 12:06:40,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-09-25 12:06:40,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-09-25 12:06:40,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-09-25 12:06:40,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-09-25 12:06:40,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-09-25 12:06:40,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-09-25 12:06:40,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-09-25 12:06:40,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-09-25 12:06:40,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-09-25 12:06:40,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-09-25 12:06:40,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-09-25 12:06:40,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-09-25 12:06:40,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-09-25 12:06:40,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-09-25 12:06:40,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2020-09-25 12:06:40,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-09-25 12:06:40,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor
[2020-09-25 12:06:40,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-09-25 12:06:40,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-09-25 12:06:40,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-09-25 12:06:40,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-09-25 12:06:40,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-09-25 12:06:40,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-09-25 12:06:40,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-09-25 12:06:40,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1
[2020-09-25 12:06:40,701 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-09-25 12:06:40,702 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 12:06:40,702 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 12:06:40,702 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-09-25 12:06:40,702 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-09-25 12:06:40,702 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-09-25 12:06:40,702 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-09-25 12:06:40,703 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-09-25 12:06:40,703 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-09-25 12:06:40,703 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-09-25 12:06:40,703 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-09-25 12:06:40,703 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-09-25 12:06:40,703 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-09-25 12:06:40,704 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-09-25 12:06:40,704 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-09-25 12:06:40,704 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-09-25 12:06:40,704 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 12:06:40,704 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-09-25 12:06:40,704 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-09-25 12:06:40,705 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-09-25 12:06:40,705 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-09-25 12:06:40,705 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-09-25 12:06:40,705 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-09-25 12:06:40,705 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-09-25 12:06:40,705 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 12:06:40,706 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-09-25 12:06:40,706 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-09-25 12:06:40,706 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 12:06:40,706 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-09-25 12:06:40,706 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-09-25 12:06:40,707 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 12:06:40,707 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-09-25 12:06:40,707 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-09-25 12:06:40,707 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 12:06:40,707 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-09-25 12:06:40,707 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-09-25 12:06:40,708 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-09-25 12:06:40,708 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-09-25 12:06:40,708 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-09-25 12:06:40,708 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-09-25 12:06:40,708 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2020-09-25 12:06:40,708 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-09-25 12:06:40,709 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-09-25 12:06:40,709 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-09-25 12:06:40,709 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1
[2020-09-25 12:06:40,709 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-09-25 12:06:40,709 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-09-25 12:06:40,709 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-09-25 12:06:40,710 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2020-09-25 12:06:40,710 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-09-25 12:06:40,710 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor
[2020-09-25 12:06:40,710 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-09-25 12:06:40,710 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 12:06:40,710 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-09-25 12:06:40,710 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 12:06:41,968 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 12:06:41,969 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-09-25 12:06:41,977 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:06:41 BoogieIcfgContainer
[2020-09-25 12:06:41,977 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 12:06:41,978 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 12:06:41,978 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 12:06:41,983 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 12:06:41,983 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 12:06:39" (1/3) ...
[2020-09-25 12:06:41,984 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265ac635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:06:41, skipping insertion in model container
[2020-09-25 12:06:41,984 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:40" (2/3) ...
[2020-09-25 12:06:41,985 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265ac635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:06:41, skipping insertion in model container
[2020-09-25 12:06:41,985 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:06:41" (3/3) ...
[2020-09-25 12:06:41,988 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec4_product31.cil.c
[2020-09-25 12:06:42,002 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 12:06:42,016 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 12:06:42,043 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 12:06:42,078 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 12:06:42,078 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 12:06:42,079 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 12:06:42,079 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 12:06:42,079 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 12:06:42,079 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 12:06:42,079 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 12:06:42,079 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 12:06:42,110 INFO  L276                IsEmpty]: Start isEmpty. Operand 316 states.
[2020-09-25 12:06:42,128 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 143
[2020-09-25 12:06:42,128 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 12:06:42,130 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]
[2020-09-25 12:06:42,130 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 12:06:42,140 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 12:06:42,140 INFO  L82        PathProgramCache]: Analyzing trace with hash -1955502520, now seen corresponding path program 1 times
[2020-09-25 12:06:42,153 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 12:06:42,154 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1974587532]
[2020-09-25 12:06:42,154 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 12:06:42,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:42,721 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:42,940 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:44,339 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:45,447 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:47,638 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:47,639 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 173
[2020-09-25 12:06:47,639 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 12:06:47,639 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5034
[2020-09-25 12:06:47,643 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:47,644 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:47,644 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 8
[2020-09-25 12:06:47,644 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 82
[2020-09-25 12:06:47,645 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 58
[2020-09-25 12:06:47,645 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 5
[2020-09-25 12:06:48,173 WARN  L193               SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 12:06:48,176 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 12:06:48,217 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:48,262 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:48,496 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:48,496 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 85
[2020-09-25 12:06:48,496 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:48,497 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 278
[2020-09-25 12:06:48,497 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:48,497 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:48,497 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:48,498 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:48,498 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 78
[2020-09-25 12:06:48,498 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:48,573 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2020-09-25 12:06:48,575 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:48,576 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:48,580 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:48,581 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:06:48,581 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:48,581 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 12:06:48,581 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:48,582 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:48,582 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:48,582 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:48,582 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:06:48,583 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:48,584 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2020-09-25 12:06:48,585 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:48,587 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:48,591 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:48,591 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:06:48,592 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:48,592 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:06:48,592 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:48,592 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:48,593 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:48,593 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:48,593 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:06:48,593 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:48,595 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 12:06:48,596 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:48,598 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:48,603 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:48,603 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:06:48,603 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:48,603 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 12:06:48,604 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:48,604 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:48,604 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:48,604 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:48,605 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:06:48,605 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:48,607 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2020-09-25 12:06:48,608 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:48,610 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:48,613 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:48,613 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:06:48,613 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:48,614 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:06:48,614 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:48,614 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:48,614 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:48,615 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:48,615 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:06:48,615 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:48,617 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2020-09-25 12:06:48,618 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:48,619 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:48,621 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:48,622 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:06:48,622 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:48,622 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:06:48,622 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:48,623 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:48,623 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:06:48,623 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 12:06:48,623 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:06:48,624 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:48,626 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130
[2020-09-25 12:06:48,627 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:48,628 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:48,630 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:48,630 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:06:48,631 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:48,631 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:06:48,631 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:48,631 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:48,632 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:06:48,632 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 12:06:48,632 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:06:48,632 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:48,662 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 12:06:48,663 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1974587532]
[2020-09-25 12:06:48,665 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 12:06:48,666 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-25 12:06:48,667 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128891490]
[2020-09-25 12:06:48,674 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-25 12:06:48,674 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 12:06:48,692 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-25 12:06:48,693 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-25 12:06:48,695 INFO  L87              Difference]: Start difference. First operand 316 states. Second operand 5 states.
[2020-09-25 12:06:49,364 WARN  L193               SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 12:06:50,240 WARN  L193               SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 12:06:52,677 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 12:06:52,678 INFO  L93              Difference]: Finished difference Result 769 states and 959 transitions.
[2020-09-25 12:06:52,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-25 12:06:52,681 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 142
[2020-09-25 12:06:52,682 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 12:06:52,720 INFO  L225             Difference]: With dead ends: 769
[2020-09-25 12:06:52,720 INFO  L226             Difference]: Without dead ends: 560
[2020-09-25 12:06:52,732 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-25 12:06:52,759 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 560 states.
[2020-09-25 12:06:52,919 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 474.
[2020-09-25 12:06:52,921 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 474 states.
[2020-09-25 12:06:52,924 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 539 transitions.
[2020-09-25 12:06:52,927 INFO  L78                 Accepts]: Start accepts. Automaton has 474 states and 539 transitions. Word has length 142
[2020-09-25 12:06:52,928 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 12:06:52,928 INFO  L479      AbstractCegarLoop]: Abstraction has 474 states and 539 transitions.
[2020-09-25 12:06:52,929 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-25 12:06:52,929 INFO  L276                IsEmpty]: Start isEmpty. Operand 474 states and 539 transitions.
[2020-09-25 12:06:52,935 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 166
[2020-09-25 12:06:52,935 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 12:06:52,935 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]
[2020-09-25 12:06:52,936 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 12:06:52,936 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 12:06:52,936 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 12:06:52,937 INFO  L82        PathProgramCache]: Analyzing trace with hash 1361130743, now seen corresponding path program 1 times
[2020-09-25 12:06:52,937 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 12:06:52,937 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1635735021]
[2020-09-25 12:06:52,938 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 12:06:53,034 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:53,091 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:54,214 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:54,387 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:54,500 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:56,144 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,037 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,037 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 200
[2020-09-25 12:06:58,037 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 12:06:58,038 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5000
[2020-09-25 12:06:58,038 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,038 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,038 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 14
[2020-09-25 12:06:58,039 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 79
[2020-09-25 12:06:58,039 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 105
[2020-09-25 12:06:58,039 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,371 WARN  L193               SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 12:06:58,372 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 12:06:58,403 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,438 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,654 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,654 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 85
[2020-09-25 12:06:58,655 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,655 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 250
[2020-09-25 12:06:58,655 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,655 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:58,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 75
[2020-09-25 12:06:58,656 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,726 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2020-09-25 12:06:58,728 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,729 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,733 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,733 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:06:58,734 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,734 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:06:58,734 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,735 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,735 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:58,736 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,736 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:06:58,736 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,738 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2020-09-25 12:06:58,739 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,740 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,743 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,743 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:06:58,743 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,744 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:06:58,744 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,744 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,744 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:58,744 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,745 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:06:58,745 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,746 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 12:06:58,748 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,750 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,757 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,757 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:06:58,758 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,758 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 12:06:58,758 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,759 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,759 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:58,760 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,760 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:06:58,760 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,763 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2020-09-25 12:06:58,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,765 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,769 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,769 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:06:58,769 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,770 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:06:58,770 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,771 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,771 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:58,771 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,772 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:06:58,772 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,787 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2020-09-25 12:06:58,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,791 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,796 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,796 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 22
[2020-09-25 12:06:58,797 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,797 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 12:06:58,797 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,798 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,798 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:06:58,798 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,799 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 18
[2020-09-25 12:06:58,799 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,802 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 12:06:58,803 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,804 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,807 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,807 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 12:06:58,808 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,808 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:06:58,808 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,809 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,809 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:06:58,810 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,810 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:06:58,810 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 12:06:58,812 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 12:06:58,813 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,814 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,815 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,816 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:06:58,816 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,817 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 12:06:58,817 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,818 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,818 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:06:58,819 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,819 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:06:58,819 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 12:06:58,821 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143
[2020-09-25 12:06:58,823 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,825 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,832 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,833 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:06:58,833 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,833 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 9
[2020-09-25 12:06:58,833 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,834 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,834 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 12:06:58,834 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:06:58,834 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:06:58,835 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,869 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153
[2020-09-25 12:06:58,870 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:06:58,872 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:06:58,874 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:06:58,874 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:06:58,874 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:06:58,875 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:06:58,875 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:06:58,875 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:06:58,875 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:06:58,876 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 12:06:58,876 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:06:58,876 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:06:58,937 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 12:06:58,937 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1635735021]
[2020-09-25 12:06:58,938 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 12:06:58,938 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-09-25 12:06:58,939 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347696217]
[2020-09-25 12:06:58,941 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-09-25 12:06:58,942 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 12:06:58,942 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-09-25 12:06:58,942 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90
[2020-09-25 12:06:58,943 INFO  L87              Difference]: Start difference. First operand 474 states and 539 transitions. Second operand 10 states.
[2020-09-25 12:06:59,449 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 12:07:01,152 WARN  L193               SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:01,489 WARN  L193               SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:01,932 WARN  L193               SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:02,269 WARN  L193               SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 12:07:02,592 WARN  L193               SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 12:07:02,904 WARN  L193               SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:03,224 WARN  L193               SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:03,755 WARN  L193               SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:05,371 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 12:07:05,372 INFO  L93              Difference]: Finished difference Result 1429 states and 1848 transitions.
[2020-09-25 12:07:05,373 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2020-09-25 12:07:05,373 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 165
[2020-09-25 12:07:05,374 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 12:07:05,382 INFO  L225             Difference]: With dead ends: 1429
[2020-09-25 12:07:05,382 INFO  L226             Difference]: Without dead ends: 1065
[2020-09-25 12:07:05,385 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380
[2020-09-25 12:07:05,387 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1065 states.
[2020-09-25 12:07:05,554 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 830.
[2020-09-25 12:07:05,554 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 830 states.
[2020-09-25 12:07:05,561 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 989 transitions.
[2020-09-25 12:07:05,562 INFO  L78                 Accepts]: Start accepts. Automaton has 830 states and 989 transitions. Word has length 165
[2020-09-25 12:07:05,563 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 12:07:05,563 INFO  L479      AbstractCegarLoop]: Abstraction has 830 states and 989 transitions.
[2020-09-25 12:07:05,563 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-09-25 12:07:05,563 INFO  L276                IsEmpty]: Start isEmpty. Operand 830 states and 989 transitions.
[2020-09-25 12:07:05,573 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2020-09-25 12:07:05,573 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 12:07:05,573 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]
[2020-09-25 12:07:05,574 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 12:07:05,574 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 12:07:05,574 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 12:07:05,574 INFO  L82        PathProgramCache]: Analyzing trace with hash 1279992228, now seen corresponding path program 1 times
[2020-09-25 12:07:05,575 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 12:07:05,575 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1874482851]
[2020-09-25 12:07:05,575 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 12:07:05,627 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:05,684 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:05,855 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:05,950 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:10,655 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:10,655 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 207
[2020-09-25 12:07:10,656 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 3
[2020-09-25 12:07:10,656 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5026
[2020-09-25 12:07:10,657 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:10,657 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:10,658 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 10
[2020-09-25 12:07:10,658 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 81
[2020-09-25 12:07:10,658 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 66
[2020-09-25 12:07:10,658 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 12:07:10,989 WARN  L193               SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 12:07:10,990 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 12:07:11,024 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,060 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,262 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,262 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 85
[2020-09-25 12:07:11,262 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,262 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 236
[2020-09-25 12:07:11,263 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,263 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,263 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:07:11,263 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:07:11,264 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 77
[2020-09-25 12:07:11,264 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,303 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2020-09-25 12:07:11,305 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,306 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,309 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,309 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:07:11,309 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,309 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:07:11,310 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,310 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,310 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:07:11,310 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:07:11,311 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:07:11,311 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,312 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2020-09-25 12:07:11,313 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,314 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,317 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,317 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:07:11,317 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,317 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:07:11,318 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,318 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,318 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:07:11,318 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:07:11,318 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:07:11,319 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,320 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 12:07:11,321 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,323 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,330 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,330 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:07:11,330 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,331 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 8
[2020-09-25 12:07:11,331 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,331 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,331 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:07:11,331 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:07:11,332 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 12:07:11,332 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 12:07:11,334 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2020-09-25 12:07:11,335 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,336 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,338 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,338 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:07:11,339 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,339 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:07:11,339 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,339 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,340 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 12:07:11,340 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:07:11,340 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 12:07:11,340 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,350 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126
[2020-09-25 12:07:11,351 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,353 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,356 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,357 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 10
[2020-09-25 12:07:11,357 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,357 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 12:07:11,357 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,357 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,358 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:07:11,358 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 7
[2020-09-25 12:07:11,358 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:07:11,358 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,368 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132
[2020-09-25 12:07:11,369 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,371 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,373 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,373 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 22
[2020-09-25 12:07:11,374 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,374 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 12:07:11,374 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,374 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,374 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:07:11,375 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 19
[2020-09-25 12:07:11,375 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:07:11,375 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,377 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 12:07:11,378 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,379 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,381 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,381 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 12:07:11,381 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,381 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 12:07:11,382 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,382 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,382 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:07:11,382 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:07:11,383 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:07:11,383 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,384 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 12:07:11,385 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,386 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,387 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,388 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 12:07:11,388 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,388 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 12:07:11,388 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,389 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,389 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:07:11,389 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 12:07:11,389 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:07:11,389 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,391 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 12:07:11,391 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,393 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,394 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,395 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:07:11,395 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,395 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 12:07:11,395 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,396 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:07:11,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 12:07:11,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:07:11,396 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 12:07:11,398 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158
[2020-09-25 12:07:11,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 12:07:11,400 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 12:07:11,401 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 12:07:11,402 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 12:07:11,402 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 12:07:11,402 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 12:07:11,402 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 12:07:11,403 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.3
[2020-09-25 12:07:11,403 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 12:07:11,404 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 12:07:11,404 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 12:07:11,404 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 12:07:11,467 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 12:07:11,467 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1874482851]
[2020-09-25 12:07:11,468 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 12:07:11,468 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-09-25 12:07:11,469 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120082034]
[2020-09-25 12:07:11,469 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-09-25 12:07:11,470 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 12:07:11,470 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-09-25 12:07:11,471 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-09-25 12:07:11,471 INFO  L87              Difference]: Start difference. First operand 830 states and 989 transitions. Second operand 6 states.
[2020-09-25 12:07:12,158 WARN  L193               SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 12:07:13,082 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 12:07:13,082 INFO  L93              Difference]: Finished difference Result 1140 states and 1424 transitions.
[2020-09-25 12:07:13,083 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-09-25 12:07:13,083 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 170
[2020-09-25 12:07:13,084 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 12:07:13,084 INFO  L225             Difference]: With dead ends: 1140
[2020-09-25 12:07:13,084 INFO  L226             Difference]: Without dead ends: 0
[2020-09-25 12:07:13,088 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90
[2020-09-25 12:07:13,089 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-25 12:07:13,089 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-25 12:07:13,089 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-25 12:07:13,089 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-25 12:07:13,090 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 170
[2020-09-25 12:07:13,090 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 12:07:13,090 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-25 12:07:13,090 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-09-25 12:07:13,091 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-25 12:07:13,091 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-25 12:07:13,091 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 12:07:13,094 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-25 12:07:13,297 WARN  L193               SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:13,463 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:13,755 WARN  L193               SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:14,027 WARN  L193               SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:14,301 WARN  L193               SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:14,636 WARN  L193               SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:14,976 WARN  L193               SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:15,234 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:15,558 WARN  L193               SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:15,724 WARN  L193               SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:15,839 WARN  L193               SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 9
[2020-09-25 12:07:16,002 WARN  L193               SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:16,160 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:16,316 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:16,430 WARN  L193               SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 9
[2020-09-25 12:07:16,584 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:16,737 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:16,890 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:17,093 WARN  L193               SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 9
[2020-09-25 12:07:17,233 WARN  L193               SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 12:07:17,555 WARN  L193               SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:17,875 WARN  L193               SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:18,124 WARN  L193               SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:18,381 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:18,700 WARN  L193               SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:18,950 WARN  L193               SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:19,216 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:19,476 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:19,727 WARN  L193               SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:19,977 WARN  L193               SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:20,245 WARN  L193               SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:20,564 WARN  L193               SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:20,885 WARN  L193               SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:21,045 WARN  L193               SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:21,214 WARN  L193               SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:21,397 WARN  L193               SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:21,559 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:21,712 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:21,859 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:22,012 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:22,165 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:22,313 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:22,472 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:22,631 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:22,780 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:22,928 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:23,081 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:23,234 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:23,387 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:23,546 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:23,701 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:23,849 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:24,003 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:24,155 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:24,307 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:24,461 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:24,615 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:24,769 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:24,922 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:25,073 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:25,227 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:25,336 WARN  L193               SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 9
[2020-09-25 12:07:25,490 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:25,642 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:25,795 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:25,944 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:26,098 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:26,252 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:26,400 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:26,553 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:26,812 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:27,066 WARN  L193               SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191
[2020-09-25 12:07:27,316 WARN  L193               SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:27,638 WARN  L193               SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:27,958 WARN  L193               SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:28,207 WARN  L193               SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 188
[2020-09-25 12:07:28,526 WARN  L193               SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190
[2020-09-25 12:07:28,675 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:28,828 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:28,976 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:29,131 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:29,284 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:29,437 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:29,589 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:29,742 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:29,894 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 12:07:30,048 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:30,159 WARN  L193               SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 9
[2020-09-25 12:07:30,313 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:30,468 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:30,576 WARN  L193               SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 9
[2020-09-25 12:07:30,735 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:30,888 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 12:07:31,044 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:31,203 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:31,383 WARN  L193               SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:31,544 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 12:07:31,860 WARN  L193               SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189
[2020-09-25 12:07:32,177 WARN  L193               SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189
[2020-09-25 12:07:32,494 WARN  L193               SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190
[2020-09-25 12:07:32,809 WARN  L193               SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190
[2020-09-25 12:07:33,124 WARN  L193               SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189