/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=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product42.cil.c


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


This is Ultimate 0.1.25-c90d42b
[2020-09-25 13:09:28,223 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 13:09:28,227 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 13:09:28,269 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 13:09:28,269 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 13:09:28,280 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 13:09:28,282 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 13:09:28,286 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 13:09:28,289 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 13:09:28,293 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 13:09:28,294 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 13:09:28,296 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 13:09:28,296 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 13:09:28,299 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 13:09:28,302 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 13:09:28,304 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 13:09:28,305 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 13:09:28,307 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 13:09:28,308 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 13:09:28,316 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 13:09:28,318 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 13:09:28,319 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 13:09:28,321 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 13:09:28,321 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 13:09:28,326 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 13:09:28,326 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 13:09:28,327 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 13:09:28,330 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 13:09:28,330 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 13:09:28,331 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 13:09:28,331 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 13:09:28,332 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 13:09:28,333 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 13:09:28,334 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 13:09:28,335 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 13:09:28,335 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 13:09:28,336 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 13:09:28,336 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 13:09:28,336 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 13:09:28,338 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 13:09:28,338 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 13:09:28,339 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 13:09:28,365 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 13:09:28,365 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 13:09:28,366 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 13:09:28,366 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 13:09:28,367 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 13:09:28,367 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 13:09:28,367 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 13:09:28,367 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 13:09:28,368 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 13:09:28,368 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 13:09:28,368 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 13:09:28,368 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 13:09:28,368 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 13:09:28,369 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 13:09:28,369 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 13:09:28,369 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 13:09:28,369 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 13:09:28,370 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 13:09:28,370 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 13:09:28,370 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 13:09:28,370 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 13:09:28,370 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 13:09:28,371 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 13:09:28,371 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 13:09:28,371 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 13:09:28,371 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 13:09:28,371 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 13:09:28,372 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 13:09:28,372 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 13:09:28,372 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=0.4;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=0.4;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=0.4;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=0.4;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=0.4;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=0.4;log-additional-information=true;
[2020-09-25 13:09:28,829 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 13:09:28,854 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 13:09:28,859 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 13:09:28,861 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 13:09:28,862 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 13:09:28,863 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product42.cil.c
[2020-09-25 13:09:28,950 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2dde4de0/11949ffd5e7d42f88656e435d9992bff/FLAGd751814bf
[2020-09-25 13:09:29,538 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 13:09:29,539 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product42.cil.c
[2020-09-25 13:09:29,560 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2dde4de0/11949ffd5e7d42f88656e435d9992bff/FLAGd751814bf
[2020-09-25 13:09:29,827 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2dde4de0/11949ffd5e7d42f88656e435d9992bff
[2020-09-25 13:09:29,839 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 13:09:29,844 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 13:09:29,845 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 13:09:29,845 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 13:09:29,849 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 13:09:29,850 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:09:29" (1/1) ...
[2020-09-25 13:09:29,854 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56344ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:29, skipping insertion in model container
[2020-09-25 13:09:29,855 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:09:29" (1/1) ...
[2020-09-25 13:09:29,864 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 13:09:29,928 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 13:09:30,425 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 13:09:30,440 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 13:09:30,516 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 13:09:30,554 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 13:09:30,555 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30 WrapperNode
[2020-09-25 13:09:30,555 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 13:09:30,556 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 13:09:30,556 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 13:09:30,557 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 13:09:30,572 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (1/1) ...
[2020-09-25 13:09:30,573 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (1/1) ...
[2020-09-25 13:09:30,592 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (1/1) ...
[2020-09-25 13:09:30,593 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (1/1) ...
[2020-09-25 13:09:30,626 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (1/1) ...
[2020-09-25 13:09:30,637 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (1/1) ...
[2020-09-25 13:09:30,642 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (1/1) ...
[2020-09-25 13:09:30,650 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 13:09:30,650 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 13:09:30,650 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 13:09:30,651 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 13:09:30,652 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (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 13:09:30,729 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 13:09:30,730 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 13:09:30,730 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-09-25 13:09:30,730 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-09-25 13:09:30,730 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-09-25 13:09:30,731 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-09-25 13:09:30,731 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-09-25 13:09:30,731 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-09-25 13:09:30,731 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-09-25 13:09:30,731 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-09-25 13:09:30,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-09-25 13:09:30,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-09-25 13:09:30,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-09-25 13:09:30,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor
[2020-09-25 13:09:30,732 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-09-25 13:09:30,733 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-09-25 13:09:30,733 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-09-25 13:09:30,733 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-09-25 13:09:30,733 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-09-25 13:09:30,734 INFO  L138     BoogieDeclarations]: Found implementation of procedure isHighWaterLevel
[2020-09-25 13:09:30,734 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-09-25 13:09:30,734 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1
[2020-09-25 13:09:30,734 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2
[2020-09-25 13:09:30,734 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-09-25 13:09:30,734 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-09-25 13:09:30,735 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-09-25 13:09:30,735 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-09-25 13:09:30,735 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-09-25 13:09:30,735 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-09-25 13:09:30,735 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-09-25 13:09:30,735 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-09-25 13:09:30,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 13:09:30,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-09-25 13:09:30,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-09-25 13:09:30,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-09-25 13:09:30,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-09-25 13:09:30,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-09-25 13:09:30,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-09-25 13:09:30,737 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-09-25 13:09:30,737 INFO  L138     BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry
[2020-09-25 13:09:30,737 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 13:09:30,737 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 13:09:30,737 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-09-25 13:09:30,737 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-09-25 13:09:30,738 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-09-25 13:09:30,738 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-09-25 13:09:30,738 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-09-25 13:09:30,738 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-09-25 13:09:30,738 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-09-25 13:09:30,738 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 13:09:30,739 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-09-25 13:09:30,739 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-09-25 13:09:30,739 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 13:09:30,739 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-09-25 13:09:30,739 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-09-25 13:09:30,739 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 13:09:30,740 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-09-25 13:09:30,740 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-09-25 13:09:30,740 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 13:09:30,740 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-09-25 13:09:30,740 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-09-25 13:09:30,740 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-09-25 13:09:30,741 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-09-25 13:09:30,741 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-09-25 13:09:30,741 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-09-25 13:09:30,741 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-09-25 13:09:30,741 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-09-25 13:09:30,741 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-09-25 13:09:30,741 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-09-25 13:09:30,742 INFO  L130     BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry
[2020-09-25 13:09:30,742 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-09-25 13:09:30,742 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-09-25 13:09:30,742 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-09-25 13:09:30,742 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-09-25 13:09:30,742 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2
[2020-09-25 13:09:30,743 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-09-25 13:09:30,743 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-09-25 13:09:30,743 INFO  L130     BoogieDeclarations]: Found specification of procedure isHighWaterLevel
[2020-09-25 13:09:30,743 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor
[2020-09-25 13:09:30,743 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-09-25 13:09:30,743 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-09-25 13:09:30,744 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1
[2020-09-25 13:09:30,744 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-09-25 13:09:30,744 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-09-25 13:09:30,744 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-09-25 13:09:30,744 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-09-25 13:09:30,744 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-09-25 13:09:30,745 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-09-25 13:09:30,745 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-09-25 13:09:30,745 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 13:09:30,745 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-09-25 13:09:30,745 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 13:09:30,745 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-09-25 13:09:30,745 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 13:09:31,887 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 13:09:31,887 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-09-25 13:09:31,894 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:09:31 BoogieIcfgContainer
[2020-09-25 13:09:31,894 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 13:09:31,896 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 13:09:31,896 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 13:09:31,900 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 13:09:31,900 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:09:29" (1/3) ...
[2020-09-25 13:09:31,901 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486aa2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:09:31, skipping insertion in model container
[2020-09-25 13:09:31,901 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:09:30" (2/3) ...
[2020-09-25 13:09:31,902 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486aa2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:09:31, skipping insertion in model container
[2020-09-25 13:09:31,902 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:09:31" (3/3) ...
[2020-09-25 13:09:31,904 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec2_product42.cil.c
[2020-09-25 13:09:31,916 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 13:09:31,927 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 13:09:31,952 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 13:09:31,987 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 13:09:31,987 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 13:09:31,988 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 13:09:31,988 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 13:09:31,988 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 13:09:31,988 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 13:09:31,988 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 13:09:31,988 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 13:09:32,020 INFO  L276                IsEmpty]: Start isEmpty. Operand 308 states.
[2020-09-25 13:09:32,038 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2020-09-25 13:09:32,038 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 13:09:32,040 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 13:09:32,040 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 13:09:32,048 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 13:09:32,048 INFO  L82        PathProgramCache]: Analyzing trace with hash 769335885, now seen corresponding path program 1 times
[2020-09-25 13:09:32,059 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 13:09:32,060 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [696379990]
[2020-09-25 13:09:32,060 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 13:09:32,423 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:32,641 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:32,835 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:34,447 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:35,429 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:36,219 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:37,491 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:37,492 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 181
[2020-09-25 13:09:37,493 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 13:09:37,494 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5053
[2020-09-25 13:09:37,498 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:37,499 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:37,500 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 8
[2020-09-25 13:09:37,500 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 79
[2020-09-25 13:09:37,501 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 68
[2020-09-25 13:09:37,510 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 15
[2020-09-25 13:09:38,071 WARN  L193               SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 13:09:38,074 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 13:09:38,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,190 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,414 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,414 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 13:09:38,415 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,415 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 280
[2020-09-25 13:09:38,416 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,416 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,416 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:38,417 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:38,417 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 75
[2020-09-25 13:09:38,418 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 13:09:38,541 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 13:09:38,544 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,548 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,564 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,565 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:38,565 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,567 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 20
[2020-09-25 13:09:38,567 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,568 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,568 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:38,569 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:38,569 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 13:09:38,569 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:38,572 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 13:09:38,574 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,575 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,579 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,579 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:38,580 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,580 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:09:38,581 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,581 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,581 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:38,582 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:38,582 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 13:09:38,583 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:38,585 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 13:09:38,587 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,590 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,599 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,599 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:38,600 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,600 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 10
[2020-09-25 13:09:38,600 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,601 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,601 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:38,601 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:38,602 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 13:09:38,602 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:38,605 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 13:09:38,607 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,609 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,613 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,614 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:38,614 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,614 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 13:09:38,615 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,615 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,616 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:38,616 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:38,616 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 13:09:38,617 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:38,636 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 13:09:38,638 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,640 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,645 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,646 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:09:38,647 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,647 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 13:09:38,648 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,648 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,648 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:38,649 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:38,649 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 13:09:38,650 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:38,652 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 13:09:38,653 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,655 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,657 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,657 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:38,657 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,657 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:38,658 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,658 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,658 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:38,658 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 13:09:38,659 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:38,659 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:38,661 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2020-09-25 13:09:38,662 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:38,663 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:38,665 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:38,665 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:38,665 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:38,666 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:38,666 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:38,666 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:38,666 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:38,666 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 13:09:38,667 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:38,667 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:38,703 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 13:09:38,704 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [696379990]
[2020-09-25 13:09:38,706 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 13:09:38,707 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-25 13:09:38,708 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005818641]
[2020-09-25 13:09:38,717 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-25 13:09:38,720 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 13:09:38,738 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-25 13:09:38,739 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-25 13:09:38,742 INFO  L87              Difference]: Start difference. First operand 308 states. Second operand 5 states.
[2020-09-25 13:09:39,397 WARN  L193               SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 13:09:40,477 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 13:09:40,478 INFO  L93              Difference]: Finished difference Result 478 states and 564 transitions.
[2020-09-25 13:09:40,478 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-25 13:09:40,480 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 148
[2020-09-25 13:09:40,481 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 13:09:40,501 INFO  L225             Difference]: With dead ends: 478
[2020-09-25 13:09:40,501 INFO  L226             Difference]: Without dead ends: 306
[2020-09-25 13:09:40,507 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-25 13:09:40,529 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 306 states.
[2020-09-25 13:09:40,608 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 257.
[2020-09-25 13:09:40,610 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 257 states.
[2020-09-25 13:09:40,612 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 277 transitions.
[2020-09-25 13:09:40,615 INFO  L78                 Accepts]: Start accepts. Automaton has 257 states and 277 transitions. Word has length 148
[2020-09-25 13:09:40,616 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 13:09:40,616 INFO  L479      AbstractCegarLoop]: Abstraction has 257 states and 277 transitions.
[2020-09-25 13:09:40,616 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-25 13:09:40,616 INFO  L276                IsEmpty]: Start isEmpty. Operand 257 states and 277 transitions.
[2020-09-25 13:09:40,620 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 158
[2020-09-25 13:09:40,621 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 13:09:40,621 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 13:09:40,621 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 13:09:40,622 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 13:09:40,622 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 13:09:40,622 INFO  L82        PathProgramCache]: Analyzing trace with hash -1296702112, now seen corresponding path program 1 times
[2020-09-25 13:09:40,622 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 13:09:40,623 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2057271886]
[2020-09-25 13:09:40,623 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 13:09:40,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:40,741 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:40,844 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:41,012 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:44,061 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:44,788 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:45,734 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:45,735 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 194
[2020-09-25 13:09:45,735 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 13:09:45,735 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5049
[2020-09-25 13:09:45,736 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:45,736 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:45,736 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 10
[2020-09-25 13:09:45,736 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 124
[2020-09-25 13:09:45,737 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 66
[2020-09-25 13:09:45,737 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,087 WARN  L193               SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 13:09:46,088 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 13:09:46,096 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,107 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,236 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,236 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 13:09:46,236 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,237 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 137
[2020-09-25 13:09:46,237 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,237 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,237 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:46,238 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,238 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:46,238 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,276 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 13:09:46,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,278 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,279 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,280 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:46,280 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,280 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:09:46,280 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,281 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,281 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:46,281 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,281 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:46,282 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,283 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 13:09:46,283 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,284 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,286 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,286 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:46,286 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,286 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:46,287 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,287 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,287 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:46,287 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,287 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:46,288 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,289 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 13:09:46,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,290 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,294 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,294 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:46,294 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,294 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:09:46,294 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,295 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,295 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:46,296 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,296 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:46,296 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,298 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 13:09:46,299 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,300 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,302 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,302 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:46,302 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,303 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:46,303 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,303 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,303 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:46,303 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,304 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:46,304 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,314 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 13:09:46,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,317 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,322 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,322 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:09:46,322 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,322 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 13:09:46,323 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,323 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:46,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 2
[2020-09-25 13:09:46,324 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,338 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123
[2020-09-25 13:09:46,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,341 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,352 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,353 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 13:09:46,353 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,353 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 12
[2020-09-25 13:09:46,353 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,354 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,354 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:46,354 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,354 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 11
[2020-09-25 13:09:46,354 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,357 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:09:46,357 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,358 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,359 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,363 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:46,363 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,364 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:09:46,364 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,365 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,365 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:46,365 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,366 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:46,366 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 13:09:46,367 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2020-09-25 13:09:46,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,370 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,374 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,375 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:46,375 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,375 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 13:09:46,376 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,376 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,377 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:46,377 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,377 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 13:09:46,378 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,380 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144
[2020-09-25 13:09:46,381 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:46,383 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:46,399 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:46,399 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:46,399 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:46,400 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 16
[2020-09-25 13:09:46,400 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:46,400 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:46,400 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:46,400 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:46,401 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 13:09:46,401 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:46,444 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 13:09:46,445 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2057271886]
[2020-09-25 13:09:46,445 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 13:09:46,445 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-09-25 13:09:46,446 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078093938]
[2020-09-25 13:09:46,449 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-09-25 13:09:46,449 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 13:09:46,450 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-09-25 13:09:46,450 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-09-25 13:09:46,450 INFO  L87              Difference]: Start difference. First operand 257 states and 277 transitions. Second operand 6 states.
[2020-09-25 13:09:47,026 WARN  L193               SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 13:09:49,663 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 13:09:49,663 INFO  L93              Difference]: Finished difference Result 579 states and 741 transitions.
[2020-09-25 13:09:49,665 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-09-25 13:09:49,666 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 157
[2020-09-25 13:09:49,667 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 13:09:49,674 INFO  L225             Difference]: With dead ends: 579
[2020-09-25 13:09:49,675 INFO  L226             Difference]: Without dead ends: 576
[2020-09-25 13:09:49,676 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 4 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110
[2020-09-25 13:09:49,678 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 576 states.
[2020-09-25 13:09:49,771 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 399.
[2020-09-25 13:09:49,772 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 399 states.
[2020-09-25 13:09:49,774 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 445 transitions.
[2020-09-25 13:09:49,775 INFO  L78                 Accepts]: Start accepts. Automaton has 399 states and 445 transitions. Word has length 157
[2020-09-25 13:09:49,776 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 13:09:49,776 INFO  L479      AbstractCegarLoop]: Abstraction has 399 states and 445 transitions.
[2020-09-25 13:09:49,776 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-09-25 13:09:49,776 INFO  L276                IsEmpty]: Start isEmpty. Operand 399 states and 445 transitions.
[2020-09-25 13:09:49,781 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 216
[2020-09-25 13:09:49,781 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 13:09:49,782 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 13:09:49,782 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 13:09:49,782 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 13:09:49,782 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 13:09:49,783 INFO  L82        PathProgramCache]: Analyzing trace with hash -1714092901, now seen corresponding path program 1 times
[2020-09-25 13:09:49,783 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 13:09:49,783 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1101213496]
[2020-09-25 13:09:49,783 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 13:09:49,843 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:49,907 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:50,072 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:50,256 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:50,359 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:52,111 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:52,448 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:53,825 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:54,146 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:54,432 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:54,854 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:54,854 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 266
[2020-09-25 13:09:54,855 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 9
[2020-09-25 13:09:54,855 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5008
[2020-09-25 13:09:54,855 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:54,855 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:54,855 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:54,856 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 135
[2020-09-25 13:09:54,856 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 75
[2020-09-25 13:09:54,856 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,163 WARN  L193               SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 13:09:55,164 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 13:09:55,171 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,181 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,272 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,272 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 13:09:55,273 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,273 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 100
[2020-09-25 13:09:55,273 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,273 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,274 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,275 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,275 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,276 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 13:09:55,312 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 13:09:55,313 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,314 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,316 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,316 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:55,316 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,316 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:55,317 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,317 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,317 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,317 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,317 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,318 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,318 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 13:09:55,319 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,320 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,321 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,321 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:55,321 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,322 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:09:55,323 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,323 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,324 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,325 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 13:09:55,325 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,326 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,330 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,331 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:55,331 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,331 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:09:55,331 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,332 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,332 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,332 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,332 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,333 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,335 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 13:09:55,335 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,336 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,338 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,338 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:55,338 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,339 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:55,339 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,339 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,340 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,340 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,340 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,340 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,351 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 13:09:55,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,353 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,354 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,354 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:09:55,354 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,355 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:55,355 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,355 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,355 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,356 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,356 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,356 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:09:55,364 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 13:09:55,366 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,367 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,371 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,371 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:09:55,371 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,371 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:09:55,372 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,372 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,372 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:55,372 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,372 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 13:09:55,373 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,387 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133
[2020-09-25 13:09:55,394 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,399 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,410 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,528 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,672 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,672 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 55
[2020-09-25 13:09:55,672 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 3
[2020-09-25 13:09:55,672 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 276
[2020-09-25 13:09:55,673 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,673 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,673 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:09:55,673 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,674 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 51
[2020-09-25 13:09:55,674 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,691 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:09:55,692 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,693 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,697 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,697 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 13:09:55,697 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,697 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:09:55,698 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,698 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,698 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,698 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,698 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,699 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:09:55,702 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:09:55,702 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,703 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,704 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,704 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:55,705 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,705 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:09:55,705 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,705 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,706 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,707 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2020-09-25 13:09:55,708 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,711 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,718 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,718 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 36
[2020-09-25 13:09:55,719 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,719 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 9
[2020-09-25 13:09:55,719 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,719 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,720 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,720 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,720 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,720 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,723 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:09:55,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,725 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,726 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,726 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:55,726 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,727 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:09:55,727 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,727 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,727 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,728 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,728 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,728 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,729 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-09-25 13:09:55,730 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,731 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,732 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,733 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:55,733 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,733 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:09:55,733 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,733 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,734 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,734 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,734 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,734 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:09:55,737 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181
[2020-09-25 13:09:55,738 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,739 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,743 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,743 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 13:09:55,743 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,743 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:09:55,743 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,744 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,744 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,744 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 12
[2020-09-25 13:09:55,744 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,744 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:09:55,746 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:09:55,746 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,747 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,748 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,748 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:09:55,748 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,749 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:09:55,749 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,749 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,749 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,749 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:09:55,750 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,750 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:09:55,751 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192
[2020-09-25 13:09:55,751 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,752 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,754 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,754 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:55,754 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,754 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:55,755 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,755 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,755 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,755 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 13:09:55,755 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,756 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:09:55,757 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202
[2020-09-25 13:09:55,758 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:55,759 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:55,760 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:09:55,760 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:09:55,761 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:09:55,761 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:09:55,761 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:09:55,761 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:09:55,761 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:09:55,762 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 13:09:55,762 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:09:55,762 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:09:55,805 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.
[2020-09-25 13:09:55,805 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1101213496]
[2020-09-25 13:09:55,806 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 13:09:55,806 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-09-25 13:09:55,807 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014236502]
[2020-09-25 13:09:55,808 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-09-25 13:09:55,809 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 13:09:55,809 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-09-25 13:09:55,810 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56
[2020-09-25 13:09:55,810 INFO  L87              Difference]: Start difference. First operand 399 states and 445 transitions. Second operand 8 states.
[2020-09-25 13:09:56,504 WARN  L193               SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 13:09:57,701 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 13:09:57,701 INFO  L93              Difference]: Finished difference Result 806 states and 1000 transitions.
[2020-09-25 13:09:57,703 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2020-09-25 13:09:57,703 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 215
[2020-09-25 13:09:57,704 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 13:09:57,715 INFO  L225             Difference]: With dead ends: 806
[2020-09-25 13:09:57,715 INFO  L226             Difference]: Without dead ends: 590
[2020-09-25 13:09:57,717 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380
[2020-09-25 13:09:57,718 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 590 states.
[2020-09-25 13:09:57,785 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 379.
[2020-09-25 13:09:57,785 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 379 states.
[2020-09-25 13:09:57,787 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 415 transitions.
[2020-09-25 13:09:57,788 INFO  L78                 Accepts]: Start accepts. Automaton has 379 states and 415 transitions. Word has length 215
[2020-09-25 13:09:57,788 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 13:09:57,788 INFO  L479      AbstractCegarLoop]: Abstraction has 379 states and 415 transitions.
[2020-09-25 13:09:57,788 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-09-25 13:09:57,789 INFO  L276                IsEmpty]: Start isEmpty. Operand 379 states and 415 transitions.
[2020-09-25 13:09:57,792 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 229
[2020-09-25 13:09:57,792 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 13:09:57,792 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 13:09:57,793 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 13:09:57,793 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 13:09:57,793 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 13:09:57,793 INFO  L82        PathProgramCache]: Analyzing trace with hash 506560584, now seen corresponding path program 1 times
[2020-09-25 13:09:57,793 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 13:09:57,794 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [401138438]
[2020-09-25 13:09:57,794 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 13:09:57,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:09:57,897 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:58,044 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:58,319 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:59,024 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:09:59,798 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:00,072 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:00,753 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:01,397 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:02,881 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:02,881 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 279
[2020-09-25 13:10:02,881 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 8
[2020-09-25 13:10:02,882 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5037
[2020-09-25 13:10:02,882 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:02,882 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:02,882 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 4
[2020-09-25 13:10:02,883 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 165
[2020-09-25 13:10:02,883 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 67
[2020-09-25 13:10:02,883 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,217 WARN  L193               SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 13:10:03,219 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 13:10:03,229 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,239 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,358 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,358 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 13:10:03,359 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,359 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 128
[2020-09-25 13:10:03,360 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,360 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,360 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,361 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,361 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,361 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,405 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 13:10:03,406 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,407 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,409 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,409 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:03,409 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,410 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:03,410 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,410 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,411 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,411 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,411 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,412 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,413 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 13:10:03,413 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,414 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,416 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,416 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:03,416 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,416 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:03,417 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,417 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,417 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,418 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,418 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,418 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,419 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 13:10:03,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,421 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,425 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,425 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:10:03,425 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,426 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:10:03,426 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,426 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,427 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,427 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,427 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,428 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,429 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 13:10:03,430 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,431 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,432 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,432 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:03,433 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,433 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:10:03,433 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,434 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,434 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,434 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,435 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,435 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,448 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 13:10:03,449 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,450 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,451 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,451 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:10:03,452 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,452 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:10:03,452 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,453 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,453 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,453 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,454 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,454 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,467 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 13:10:03,468 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,469 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,472 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,472 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:10:03,472 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,473 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 13:10:03,473 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,473 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,474 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,474 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,474 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,475 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,496 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133
[2020-09-25 13:10:03,500 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,505 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,512 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,525 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,648 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,797 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,798 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 55
[2020-09-25 13:10:03,798 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 13:10:03,798 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 296
[2020-09-25 13:10:03,799 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,799 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,800 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 13:10:03,800 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,800 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 44
[2020-09-25 13:10:03,801 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,824 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:10:03,825 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,827 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,831 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,831 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 13:10:03,831 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,832 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 13:10:03,832 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,832 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,833 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,833 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,833 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,834 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,835 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:10:03,836 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,837 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,839 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,839 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:03,839 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,840 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:03,840 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,841 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,841 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,841 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,842 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,842 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,843 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2020-09-25 13:10:03,847 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,852 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,899 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,899 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 36
[2020-09-25 13:10:03,900 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,900 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 51
[2020-09-25 13:10:03,900 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,901 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,901 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 13:10:03,901 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,902 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 27
[2020-09-25 13:10:03,902 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,952 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:10:03,953 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,955 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,956 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,956 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:10:03,956 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,957 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:03,957 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,957 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,958 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:03,958 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,958 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:03,959 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:03,961 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-09-25 13:10:03,962 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:03,964 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:03,968 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:03,968 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:10:03,968 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:03,969 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 13:10:03,969 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:03,969 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:03,969 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 4
[2020-09-25 13:10:03,969 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:03,970 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 6
[2020-09-25 13:10:03,970 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:04,010 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187
[2020-09-25 13:10:04,011 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:04,013 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:04,017 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:04,017 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:10:04,018 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:04,018 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 13:10:04,018 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:04,018 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:04,018 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 13:10:04,019 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:04,019 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 13:10:04,019 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:10:04,021 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194
[2020-09-25 13:10:04,022 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:04,024 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:04,028 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:04,028 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 13:10:04,029 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:04,029 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 13:10:04,029 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:04,030 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:04,030 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:04,030 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 12
[2020-09-25 13:10:04,031 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:04,031 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:04,032 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 13:10:04,033 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:04,034 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:04,035 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:04,035 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:04,035 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:04,035 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 13:10:04,036 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:04,036 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:04,037 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:04,037 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:04,037 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:04,038 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:04,039 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205
[2020-09-25 13:10:04,040 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:04,041 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:04,043 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:04,043 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:10:04,044 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:04,044 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:04,044 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:04,045 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:04,045 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:04,045 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 13:10:04,046 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:04,046 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:04,048 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215
[2020-09-25 13:10:04,048 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:04,050 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:04,051 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:04,052 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:10:04,052 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:04,052 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:04,053 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:04,053 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:04,053 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:04,054 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 13:10:04,054 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:04,054 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:04,166 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2020-09-25 13:10:04,167 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [401138438]
[2020-09-25 13:10:04,167 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-09-25 13:10:04,168 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12
[2020-09-25 13:10:04,168 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847320856]
[2020-09-25 13:10:04,169 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-09-25 13:10:04,169 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 13:10:04,169 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-09-25 13:10:04,170 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132
[2020-09-25 13:10:04,170 INFO  L87              Difference]: Start difference. First operand 379 states and 415 transitions. Second operand 12 states.
[2020-09-25 13:10:05,571 WARN  L193               SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 13:10:06,424 WARN  L193               SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 195
[2020-09-25 13:10:06,756 WARN  L193               SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 197
[2020-09-25 13:10:08,076 WARN  L193               SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189
[2020-09-25 13:10:08,383 WARN  L193               SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191
[2020-09-25 13:10:08,763 WARN  L193               SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 13:10:09,054 WARN  L193               SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 196
[2020-09-25 13:10:09,342 WARN  L193               SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 193
[2020-09-25 13:10:09,885 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 13:10:09,885 INFO  L93              Difference]: Finished difference Result 896 states and 1131 transitions.
[2020-09-25 13:10:09,886 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. 
[2020-09-25 13:10:09,886 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 228
[2020-09-25 13:10:09,886 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 13:10:09,891 INFO  L225             Difference]: With dead ends: 896
[2020-09-25 13:10:09,891 INFO  L226             Difference]: Without dead ends: 632
[2020-09-25 13:10:09,894 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 42 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=310, Invalid=746, Unknown=0, NotChecked=0, Total=1056
[2020-09-25 13:10:09,895 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 632 states.
[2020-09-25 13:10:09,955 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 411.
[2020-09-25 13:10:09,956 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 411 states.
[2020-09-25 13:10:09,958 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 452 transitions.
[2020-09-25 13:10:09,959 INFO  L78                 Accepts]: Start accepts. Automaton has 411 states and 452 transitions. Word has length 228
[2020-09-25 13:10:09,959 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 13:10:09,960 INFO  L479      AbstractCegarLoop]: Abstraction has 411 states and 452 transitions.
[2020-09-25 13:10:09,960 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2020-09-25 13:10:09,960 INFO  L276                IsEmpty]: Start isEmpty. Operand 411 states and 452 transitions.
[2020-09-25 13:10:09,963 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 233
[2020-09-25 13:10:09,963 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 13:10:09,964 INFO  L422         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 13:10:09,964 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-09-25 13:10:09,964 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 13:10:09,964 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 13:10:09,964 INFO  L82        PathProgramCache]: Analyzing trace with hash 2055539660, now seen corresponding path program 1 times
[2020-09-25 13:10:09,965 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 13:10:09,965 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1145908055]
[2020-09-25 13:10:09,965 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 13:10:10,018 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:10,079 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:10,221 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:10,325 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:10,862 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:13,666 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:14,661 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,034 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,035 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 285
[2020-09-25 13:10:15,035 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 6
[2020-09-25 13:10:15,035 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5013
[2020-09-25 13:10:15,036 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,036 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,036 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 6
[2020-09-25 13:10:15,036 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 159
[2020-09-25 13:10:15,036 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 73
[2020-09-25 13:10:15,036 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:15,346 WARN  L193               SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 13:10:15,347 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 13:10:15,355 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,364 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,457 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,458 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 86
[2020-09-25 13:10:15,458 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:15,458 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 101
[2020-09-25 13:10:15,459 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,459 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,459 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:15,459 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:15,459 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:15,460 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:15,497 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2020-09-25 13:10:15,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,499 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,500 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,501 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:15,501 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:15,501 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:15,502 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,502 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,502 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:15,502 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:15,503 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:15,503 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:15,504 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2020-09-25 13:10:15,505 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,506 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,508 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,508 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:15,508 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:15,508 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:15,509 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,509 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,509 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:15,509 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:15,509 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:15,510 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:10:15,510 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2020-09-25 13:10:15,511 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,513 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,515 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,515 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 13:10:15,516 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:15,516 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 13:10:15,516 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,516 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,516 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:15,517 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:15,517 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:15,517 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:10:15,519 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2020-09-25 13:10:15,520 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,522 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,523 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,524 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 13:10:15,524 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:15,524 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:15,524 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,525 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,525 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:15,525 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:15,526 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:15,526 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:15,538 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2020-09-25 13:10:15,539 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,540 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,543 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,543 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:10:15,543 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:15,544 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:15,544 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,544 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,545 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:15,545 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:15,545 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:15,545 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 13:10:15,558 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2020-09-25 13:10:15,559 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,560 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 13:10:15,562 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 13:10:15,562 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 9
[2020-09-25 13:10:15,562 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 13:10:15,562 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 13:10:15,562 FATAL L256   erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE
[2020-09-25 13:10:15,563 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 13:10:15,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 13:10:15,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 13:10:15,563 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 13:10:15,563 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 13:10:15,577 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133
[2020-09-25 13:10:15,584 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 13:10:15,590 FATAL L256   erpolLogProxyWrapper]: Now shrinking...