/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec4_product19.cil.c


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


This is Ultimate 0.1.25-c90d42b
[2020-09-25 05:17:25,452 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 05:17:25,455 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 05:17:25,484 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 05:17:25,484 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 05:17:25,492 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 05:17:25,495 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 05:17:25,499 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 05:17:25,501 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 05:17:25,505 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 05:17:25,506 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 05:17:25,508 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 05:17:25,509 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 05:17:25,512 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 05:17:25,516 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 05:17:25,519 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 05:17:25,520 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 05:17:25,522 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 05:17:25,523 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 05:17:25,532 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 05:17:25,534 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 05:17:25,535 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 05:17:25,536 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 05:17:25,537 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 05:17:25,550 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 05:17:25,550 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 05:17:25,550 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 05:17:25,551 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 05:17:25,558 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 05:17:25,559 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 05:17:25,560 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 05:17:25,561 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 05:17:25,562 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 05:17:25,563 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 05:17:25,564 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 05:17:25,564 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 05:17:25,565 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 05:17:25,565 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 05:17:25,565 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 05:17:25,566 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 05:17:25,567 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 05:17:25,568 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 05:17:25,596 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 05:17:25,597 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 05:17:25,598 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 05:17:25,598 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 05:17:25,598 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 05:17:25,599 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 05:17:25,599 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 05:17:25,599 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 05:17:25,599 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 05:17:25,599 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 05:17:25,600 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 05:17:25,600 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 05:17:25,600 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 05:17:25,600 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 05:17:25,600 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 05:17:25,601 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 05:17:25,601 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 05:17:25,601 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 05:17:25,601 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 05:17:25,602 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 05:17:25,602 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 05:17:25,602 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 05:17:25,602 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 05:17:25,602 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 05:17:25,603 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 05:17:25,603 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 05:17:25,603 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 05:17:25,603 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 05:17:25,603 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 05:17:25,604 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;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=WIDESTAMONGSMALL;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=WIDESTAMONGSMALL;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=WIDESTAMONGSMALL;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;
[2020-09-25 05:17:26,059 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 05:17:26,075 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 05:17:26,082 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 05:17:26,083 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 05:17:26,084 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 05:17:26,085 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c
[2020-09-25 05:17:26,178 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/04e0a446f/ad81fe73ac7d4ee9ac0821b2a28e9ac6/FLAG1d885a7ca
[2020-09-25 05:17:26,802 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 05:17:26,803 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c
[2020-09-25 05:17:26,832 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/04e0a446f/ad81fe73ac7d4ee9ac0821b2a28e9ac6/FLAG1d885a7ca
[2020-09-25 05:17:27,076 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/04e0a446f/ad81fe73ac7d4ee9ac0821b2a28e9ac6
[2020-09-25 05:17:27,089 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 05:17:27,096 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 05:17:27,097 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 05:17:27,097 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 05:17:27,101 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 05:17:27,102 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,107 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@263e4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27, skipping insertion in model container
[2020-09-25 05:17:27,107 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,116 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 05:17:27,191 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 05:17:27,692 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 05:17:27,709 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 05:17:27,812 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 05:17:27,850 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 05:17:27,850 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27 WrapperNode
[2020-09-25 05:17:27,850 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 05:17:27,851 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 05:17:27,851 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 05:17:27,852 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 05:17:27,871 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,871 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,893 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,894 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,926 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,938 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,943 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (1/1) ...
[2020-09-25 05:17:27,951 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 05:17:27,952 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 05:17:27,952 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 05:17:27,952 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 05:17:27,953 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (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 05:17:28,034 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 05:17:28,034 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 05:17:28,035 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-09-25 05:17:28,035 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-09-25 05:17:28,035 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-09-25 05:17:28,035 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-09-25 05:17:28,035 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-09-25 05:17:28,035 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-09-25 05:17:28,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-09-25 05:17:28,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-09-25 05:17:28,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-09-25 05:17:28,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-09-25 05:17:28,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-09-25 05:17:28,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-09-25 05:17:28,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-09-25 05:17:28,037 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-09-25 05:17:28,037 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-09-25 05:17:28,037 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-09-25 05:17:28,037 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-09-25 05:17:28,037 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-09-25 05:17:28,038 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-09-25 05:17:28,038 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-09-25 05:17:28,038 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-09-25 05:17:28,038 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-09-25 05:17:28,038 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-09-25 05:17:28,038 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 05:17:28,039 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-09-25 05:17:28,040 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-09-25 05:17:28,040 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-09-25 05:17:28,040 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-09-25 05:17:28,040 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1
[2020-09-25 05:17:28,040 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 05:17:28,040 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 05:17:28,040 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-09-25 05:17:28,040 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-09-25 05:17:28,041 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-09-25 05:17:28,042 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-09-25 05:17:28,042 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-09-25 05:17:28,042 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-09-25 05:17:28,042 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-09-25 05:17:28,042 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-09-25 05:17:28,042 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-09-25 05:17:28,043 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-09-25 05:17:28,043 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-09-25 05:17:28,043 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-09-25 05:17:28,043 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-09-25 05:17:28,043 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-09-25 05:17:28,043 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-09-25 05:17:28,044 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-09-25 05:17:28,044 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-09-25 05:17:28,044 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-09-25 05:17:28,044 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-09-25 05:17:28,044 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-09-25 05:17:28,044 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-09-25 05:17:28,045 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-09-25 05:17:28,045 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-09-25 05:17:28,045 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2020-09-25 05:17:28,045 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1
[2020-09-25 05:17:28,045 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-09-25 05:17:28,045 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-09-25 05:17:28,046 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-09-25 05:17:28,046 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-09-25 05:17:28,046 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-09-25 05:17:28,046 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-09-25 05:17:28,046 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-09-25 05:17:28,046 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-09-25 05:17:28,047 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-09-25 05:17:28,047 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-09-25 05:17:28,047 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-09-25 05:17:28,047 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-09-25 05:17:28,047 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-09-25 05:17:28,047 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 05:17:28,048 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-09-25 05:17:28,048 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 05:17:28,048 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-09-25 05:17:28,048 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 05:17:29,251 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 05:17:29,251 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-09-25 05:17:29,258 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:17:29 BoogieIcfgContainer
[2020-09-25 05:17:29,259 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 05:17:29,260 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 05:17:29,260 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 05:17:29,264 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 05:17:29,265 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 05:17:27" (1/3) ...
[2020-09-25 05:17:29,266 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6bafe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:17:29, skipping insertion in model container
[2020-09-25 05:17:29,266 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:17:27" (2/3) ...
[2020-09-25 05:17:29,266 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6bafe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:17:29, skipping insertion in model container
[2020-09-25 05:17:29,266 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:17:29" (3/3) ...
[2020-09-25 05:17:29,269 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec4_product19.cil.c
[2020-09-25 05:17:29,281 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 05:17:29,292 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 05:17:29,316 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 05:17:29,351 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 05:17:29,351 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 05:17:29,351 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 05:17:29,351 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 05:17:29,351 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 05:17:29,351 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 05:17:29,352 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 05:17:29,352 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 05:17:29,379 INFO  L276                IsEmpty]: Start isEmpty. Operand 281 states.
[2020-09-25 05:17:29,396 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 143
[2020-09-25 05:17:29,396 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 05:17:29,398 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 05:17:29,398 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 05:17:29,404 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 05:17:29,405 INFO  L82        PathProgramCache]: Analyzing trace with hash 2064914024, now seen corresponding path program 1 times
[2020-09-25 05:17:29,415 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 05:17:29,416 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [745714486]
[2020-09-25 05:17:29,416 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 05:17:29,760 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:29,948 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:30,230 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:31,673 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:32,637 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:34,822 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:34,823 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 173
[2020-09-25 05:17:34,823 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 05:17:34,824 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5053
[2020-09-25 05:17:34,829 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:34,829 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:34,830 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:34,830 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 129
[2020-09-25 05:17:34,832 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:34,833 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 8
[2020-09-25 05:17:35,444 WARN  L193               SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 05:17:35,449 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 05:17:35,488 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:35,503 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:35,662 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:35,663 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 85
[2020-09-25 05:17:35,663 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:35,664 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 172
[2020-09-25 05:17:35,664 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:35,664 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:35,665 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:35,665 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:35,666 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:35,666 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:35,778 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2020-09-25 05:17:35,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:35,782 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:35,788 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:35,789 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:35,789 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:35,789 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 05:17:35,790 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:35,790 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:35,791 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:35,792 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:35,792 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:35,793 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 05:17:35,797 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2020-09-25 05:17:35,801 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:35,803 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:35,806 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:35,806 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:35,806 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:35,807 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:35,807 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:35,807 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:35,807 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:35,808 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:35,808 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:35,808 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:35,810 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 05:17:35,811 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:35,813 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:35,818 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:35,818 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:35,818 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:35,819 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 05:17:35,819 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:35,819 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:35,819 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:35,820 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:35,820 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:35,820 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:35,822 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2020-09-25 05:17:35,823 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:35,825 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:35,827 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:35,827 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:35,827 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:35,828 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:35,828 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:35,828 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:35,828 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:35,829 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:35,829 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:35,829 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:35,830 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2020-09-25 05:17:35,831 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:35,833 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:35,837 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:35,837 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:35,837 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:35,838 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 05:17:35,838 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:35,838 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:35,838 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:35,839 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 05:17:35,839 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:35,839 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:35,841 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130
[2020-09-25 05:17:35,844 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:35,846 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:35,849 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:35,849 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:35,849 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:35,850 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:35,850 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:35,850 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:35,850 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:35,851 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 05:17:35,851 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:35,851 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:35,885 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 05:17:35,886 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [745714486]
[2020-09-25 05:17:35,889 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 05:17:35,889 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-09-25 05:17:35,890 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340188963]
[2020-09-25 05:17:35,902 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-09-25 05:17:35,903 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 05:17:35,920 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-09-25 05:17:35,921 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-25 05:17:35,924 INFO  L87              Difference]: Start difference. First operand 281 states. Second operand 3 states.
[2020-09-25 05:17:37,413 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 05:17:37,414 INFO  L93              Difference]: Finished difference Result 427 states and 512 transitions.
[2020-09-25 05:17:37,415 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-09-25 05:17:37,416 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 142
[2020-09-25 05:17:37,418 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 05:17:37,437 INFO  L225             Difference]: With dead ends: 427
[2020-09-25 05:17:37,438 INFO  L226             Difference]: Without dead ends: 271
[2020-09-25 05:17:37,444 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-25 05:17:37,470 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 271 states.
[2020-09-25 05:17:37,544 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 230.
[2020-09-25 05:17:37,546 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 230 states.
[2020-09-25 05:17:37,548 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 249 transitions.
[2020-09-25 05:17:37,550 INFO  L78                 Accepts]: Start accepts. Automaton has 230 states and 249 transitions. Word has length 142
[2020-09-25 05:17:37,551 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 05:17:37,551 INFO  L479      AbstractCegarLoop]: Abstraction has 230 states and 249 transitions.
[2020-09-25 05:17:37,551 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-09-25 05:17:37,552 INFO  L276                IsEmpty]: Start isEmpty. Operand 230 states and 249 transitions.
[2020-09-25 05:17:37,558 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 144
[2020-09-25 05:17:37,558 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 05:17:37,559 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]
[2020-09-25 05:17:37,559 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 05:17:37,559 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 05:17:37,560 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 05:17:37,561 INFO  L82        PathProgramCache]: Analyzing trace with hash -702523379, now seen corresponding path program 1 times
[2020-09-25 05:17:37,561 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 05:17:37,561 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1305712606]
[2020-09-25 05:17:37,561 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 05:17:37,623 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:37,687 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:37,787 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:39,341 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:40,077 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:41,104 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:42,685 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:42,686 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 174
[2020-09-25 05:17:42,686 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 5
[2020-09-25 05:17:42,686 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5057
[2020-09-25 05:17:42,770 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:42,771 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:42,771 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:42,771 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 128
[2020-09-25 05:17:42,772 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 3
[2020-09-25 05:17:42,772 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,120 WARN  L193               SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 05:17:43,121 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 05:17:43,137 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:43,148 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:43,268 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:43,268 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 85
[2020-09-25 05:17:43,268 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:43,269 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 128
[2020-09-25 05:17:43,270 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:43,270 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:43,270 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:43,270 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:43,271 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:43,271 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,307 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2020-09-25 05:17:43,308 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:43,309 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:43,310 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:43,311 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:43,311 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:43,311 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 05:17:43,312 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:43,312 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:43,312 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:43,312 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:43,313 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:43,313 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,316 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2020-09-25 05:17:43,317 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:43,319 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:43,321 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:43,321 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:43,322 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:43,322 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:43,322 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:43,322 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:43,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:43,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:43,323 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:43,323 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,325 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 05:17:43,326 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:43,328 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:43,333 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:43,333 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:43,334 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:43,334 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 05:17:43,334 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:43,334 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:43,335 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:43,335 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:43,335 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:43,335 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,337 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2020-09-25 05:17:43,338 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:43,339 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:43,341 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:43,341 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:43,342 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:43,342 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 05:17:43,342 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:43,343 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:43,343 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:43,343 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:43,343 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:43,344 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,345 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2020-09-25 05:17:43,346 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:43,347 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:43,349 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:43,349 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:43,350 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:43,350 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 05:17:43,351 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:43,351 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:43,351 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:43,352 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 05:17:43,352 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:43,352 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,354 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131
[2020-09-25 05:17:43,355 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:43,357 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:43,360 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:43,360 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:43,360 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:43,360 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:43,361 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:43,361 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:43,361 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:43,361 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 05:17:43,362 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:43,362 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:43,391 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 05:17:43,392 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1305712606]
[2020-09-25 05:17:43,392 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 05:17:43,392 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-09-25 05:17:43,392 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247159595]
[2020-09-25 05:17:43,396 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-09-25 05:17:43,397 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 05:17:43,399 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-09-25 05:17:43,399 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-09-25 05:17:43,400 INFO  L87              Difference]: Start difference. First operand 230 states and 249 transitions. Second operand 4 states.
[2020-09-25 05:17:44,058 WARN  L193               SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 05:17:44,887 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 05:17:44,888 INFO  L93              Difference]: Finished difference Result 338 states and 379 transitions.
[2020-09-25 05:17:44,888 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-09-25 05:17:44,888 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 143
[2020-09-25 05:17:44,889 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 05:17:44,895 INFO  L225             Difference]: With dead ends: 338
[2020-09-25 05:17:44,895 INFO  L226             Difference]: Without dead ends: 254
[2020-09-25 05:17:44,900 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-09-25 05:17:44,901 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 254 states.
[2020-09-25 05:17:44,969 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 220.
[2020-09-25 05:17:44,970 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 220 states.
[2020-09-25 05:17:44,972 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 236 transitions.
[2020-09-25 05:17:44,972 INFO  L78                 Accepts]: Start accepts. Automaton has 220 states and 236 transitions. Word has length 143
[2020-09-25 05:17:44,973 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 05:17:44,974 INFO  L479      AbstractCegarLoop]: Abstraction has 220 states and 236 transitions.
[2020-09-25 05:17:44,974 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-09-25 05:17:44,974 INFO  L276                IsEmpty]: Start isEmpty. Operand 220 states and 236 transitions.
[2020-09-25 05:17:44,982 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 153
[2020-09-25 05:17:44,982 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 05:17:44,983 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]
[2020-09-25 05:17:44,983 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 05:17:44,984 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 05:17:44,984 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 05:17:44,984 INFO  L82        PathProgramCache]: Analyzing trace with hash -79704133, now seen corresponding path program 1 times
[2020-09-25 05:17:44,984 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 05:17:44,985 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [819066026]
[2020-09-25 05:17:44,985 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 05:17:45,036 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:45,093 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:45,656 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:46,603 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:47,474 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,039 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,040 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 181
[2020-09-25 05:17:50,040 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 05:17:50,040 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5000
[2020-09-25 05:17:50,041 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,041 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,041 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 8
[2020-09-25 05:17:50,041 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 81
[2020-09-25 05:17:50,042 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 67
[2020-09-25 05:17:50,042 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,370 WARN  L193               SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 05:17:50,371 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 05:17:50,402 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:50,437 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,624 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,625 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 85
[2020-09-25 05:17:50,625 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:50,625 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 221
[2020-09-25 05:17:50,625 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,626 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,626 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:50,626 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:50,626 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 77
[2020-09-25 05:17:50,626 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,681 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2020-09-25 05:17:50,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:50,683 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,686 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,686 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:50,686 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:50,686 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:50,687 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,687 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,687 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:50,687 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:50,687 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 05:17:50,688 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,689 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2020-09-25 05:17:50,690 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:50,691 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,693 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,693 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:50,694 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:50,694 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:50,694 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,694 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,695 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:50,695 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:50,695 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 05:17:50,695 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,697 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 05:17:50,698 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:50,700 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,705 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,705 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:50,705 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:50,705 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 05:17:50,706 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,706 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:50,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:50,707 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 05:17:50,707 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,709 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2020-09-25 05:17:50,710 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:50,711 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,714 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,714 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:50,715 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:50,715 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:50,715 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,715 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,716 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:50,716 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:50,716 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 05:17:50,716 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,718 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130
[2020-09-25 05:17:50,719 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:50,720 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,721 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,722 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:50,722 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:50,722 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 05:17:50,722 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,723 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,723 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:50,723 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 05:17:50,723 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:50,724 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,725 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140
[2020-09-25 05:17:50,726 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:50,727 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:50,728 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:50,729 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:50,729 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:50,729 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 05:17:50,729 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:50,730 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:50,730 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:50,730 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 8
[2020-09-25 05:17:50,730 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:50,730 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:50,763 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 05:17:50,764 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [819066026]
[2020-09-25 05:17:50,764 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 05:17:50,764 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-25 05:17:50,765 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856054808]
[2020-09-25 05:17:50,765 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-25 05:17:50,765 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 05:17:50,766 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-25 05:17:50,766 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-09-25 05:17:50,766 INFO  L87              Difference]: Start difference. First operand 220 states and 236 transitions. Second operand 5 states.
[2020-09-25 05:17:51,341 WARN  L193               SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:17:52,297 WARN  L193               SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-09-25 05:17:53,563 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 05:17:53,564 INFO  L93              Difference]: Finished difference Result 567 states and 653 transitions.
[2020-09-25 05:17:53,565 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-09-25 05:17:53,565 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 152
[2020-09-25 05:17:53,566 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 05:17:53,574 INFO  L225             Difference]: With dead ends: 567
[2020-09-25 05:17:53,574 INFO  L226             Difference]: Without dead ends: 457
[2020-09-25 05:17:53,576 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-09-25 05:17:53,580 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 457 states.
[2020-09-25 05:17:53,657 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 394.
[2020-09-25 05:17:53,657 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 394 states.
[2020-09-25 05:17:53,659 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 440 transitions.
[2020-09-25 05:17:53,660 INFO  L78                 Accepts]: Start accepts. Automaton has 394 states and 440 transitions. Word has length 152
[2020-09-25 05:17:53,660 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 05:17:53,660 INFO  L479      AbstractCegarLoop]: Abstraction has 394 states and 440 transitions.
[2020-09-25 05:17:53,661 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-25 05:17:53,661 INFO  L276                IsEmpty]: Start isEmpty. Operand 394 states and 440 transitions.
[2020-09-25 05:17:53,663 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 161
[2020-09-25 05:17:53,663 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 05:17:53,663 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 05:17:53,663 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-25 05:17:53,664 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 05:17:53,664 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 05:17:53,664 INFO  L82        PathProgramCache]: Analyzing trace with hash -1301194482, now seen corresponding path program 1 times
[2020-09-25 05:17:53,664 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 05:17:53,664 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [210852285]
[2020-09-25 05:17:53,665 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 05:17:53,710 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:53,762 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:54,649 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:54,800 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:55,462 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:58,729 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:58,729 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 193
[2020-09-25 05:17:58,730 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 4
[2020-09-25 05:17:58,730 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5017
[2020-09-25 05:17:58,730 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:58,730 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:58,731 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 8
[2020-09-25 05:17:58,731 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 146
[2020-09-25 05:17:58,731 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 43
[2020-09-25 05:17:58,731 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,042 WARN  L193               SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 05:17:59,043 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 05:17:59,050 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,058 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,139 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,139 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 85
[2020-09-25 05:17:59,139 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,140 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 88
[2020-09-25 05:17:59,140 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,140 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,140 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:59,140 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,141 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:59,141 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,166 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2020-09-25 05:17:59,166 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,167 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,168 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,169 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:59,169 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,169 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 05:17:59,169 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,170 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,170 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:59,170 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,170 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:59,170 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,171 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2020-09-25 05:17:59,171 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,172 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,173 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,173 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:59,174 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,174 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 05:17:59,174 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,174 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,174 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:59,175 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,175 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:59,175 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,176 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-09-25 05:17:59,176 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,177 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,180 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,180 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:59,181 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,181 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 05:17:59,181 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,181 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,181 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:59,182 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,182 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:59,182 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:59,183 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2020-09-25 05:17:59,184 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,185 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,185 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,186 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:59,186 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,186 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 05:17:59,186 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,186 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,187 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 05:17:59,187 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,187 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 05:17:59,187 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,198 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2020-09-25 05:17:59,199 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,201 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,204 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,206 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,206 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 15
[2020-09-25 05:17:59,206 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 2
[2020-09-25 05:17:59,206 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 05:17:59,207 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,207 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,207 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:59,207 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,207 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 3
[2020-09-25 05:17:59,208 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,209 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2020-09-25 05:17:59,210 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,211 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,213 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,213 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 05:17:59,214 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,214 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 05:17:59,214 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,214 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,214 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:59,215 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,215 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 05:17:59,215 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 05:17:59,216 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2020-09-25 05:17:59,217 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,219 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,220 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,220 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:59,220 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,220 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 05:17:59,221 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,221 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,221 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 05:17:59,221 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,221 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 05:17:59,221 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,223 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148
[2020-09-25 05:17:59,223 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 05:17:59,224 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 05:17:59,228 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 05:17:59,228 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 11
[2020-09-25 05:17:59,228 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 05:17:59,228 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 05:17:59,229 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL
[2020-09-25 05:17:59,229 FATAL L256   erpolLogProxyWrapper]: Tolerance: 0.4
[2020-09-25 05:17:59,229 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-25 05:17:59,229 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 05:17:59,229 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 7
[2020-09-25 05:17:59,229 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 05:17:59,286 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 05:17:59,287 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [210852285]
[2020-09-25 05:17:59,287 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 05:17:59,287 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-09-25 05:17:59,288 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858808273]
[2020-09-25 05:17:59,288 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-09-25 05:17:59,288 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 05:17:59,288 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-09-25 05:17:59,289 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72
[2020-09-25 05:17:59,289 INFO  L87              Difference]: Start difference. First operand 394 states and 440 transitions. Second operand 9 states.
[2020-09-25 05:17:59,773 WARN  L193               SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:00,879 WARN  L193               SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:01,211 WARN  L193               SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 05:18:01,565 WARN  L193               SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:01,881 WARN  L193               SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190
[2020-09-25 05:18:02,186 WARN  L193               SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:02,293 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 05:18:02,293 INFO  L93              Difference]: Finished difference Result 630 states and 732 transitions.
[2020-09-25 05:18:02,294 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2020-09-25 05:18:02,294 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 160
[2020-09-25 05:18:02,295 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 05:18:02,295 INFO  L225             Difference]: With dead ends: 630
[2020-09-25 05:18:02,295 INFO  L226             Difference]: Without dead ends: 0
[2020-09-25 05:18:02,298 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240
[2020-09-25 05:18:02,298 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-25 05:18:02,298 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-25 05:18:02,299 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-25 05:18:02,299 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-25 05:18:02,299 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160
[2020-09-25 05:18:02,299 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 05:18:02,299 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-25 05:18:02,300 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-09-25 05:18:02,300 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-25 05:18:02,300 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-25 05:18:02,300 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-09-25 05:18:02,302 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-25 05:18:02,680 WARN  L193               SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188
[2020-09-25 05:18:02,956 WARN  L193               SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188
[2020-09-25 05:18:03,225 WARN  L193               SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188
[2020-09-25 05:18:03,567 WARN  L193               SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188
[2020-09-25 05:18:03,723 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:03,878 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:04,028 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:04,182 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:04,335 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:04,490 WARN  L193               SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:04,640 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:04,788 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:04,898 WARN  L193               SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8
[2020-09-25 05:18:05,053 WARN  L193               SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 05:18:05,206 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:05,357 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:05,502 WARN  L193               SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:05,653 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:05,799 WARN  L193               SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:05,947 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:06,096 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:06,247 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:06,396 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:06,544 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:06,690 WARN  L193               SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:06,841 WARN  L193               SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:06,989 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:07,142 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:07,290 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:07,439 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:07,591 WARN  L193               SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:07,741 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:07,889 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:08,044 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:08,189 WARN  L193               SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:08,338 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:08,487 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:08,636 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:08,781 WARN  L193               SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:08,932 WARN  L193               SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:09,091 WARN  L193               SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:09,195 WARN  L193               SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8
[2020-09-25 05:18:09,338 WARN  L193               SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:09,489 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:09,637 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:09,959 WARN  L193               SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188
[2020-09-25 05:18:10,199 WARN  L193               SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188
[2020-09-25 05:18:10,439 WARN  L193               SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186
[2020-09-25 05:18:10,752 WARN  L193               SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188
[2020-09-25 05:18:10,901 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:11,157 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:11,305 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:11,458 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:11,559 WARN  L193               SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8
[2020-09-25 05:18:11,708 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:11,856 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:11,958 WARN  L193               SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8
[2020-09-25 05:18:12,107 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:12,279 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:12,427 WARN  L193               SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:12,570 WARN  L193               SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-09-25 05:18:12,718 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-09-25 05:18:13,153 WARN  L193               SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14
[2020-09-25 05:18:13,532 WARN  L193               SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9
[2020-09-25 05:18:13,766 WARN  L193               SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20
[2020-09-25 05:18:13,977 WARN  L193               SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20
[2020-09-25 05:18:14,193 WARN  L193               SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1
[2020-09-25 05:18:14,405 WARN  L193               SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20
[2020-09-25 05:18:14,731 WARN  L193               SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-09-25 05:18:15,139 WARN  L193               SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 11
[2020-09-25 05:18:15,349 WARN  L193               SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1
[2020-09-25 05:18:15,570 WARN  L193               SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1
[2020-09-25 05:18:15,902 WARN  L193               SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 8
[2020-09-25 05:18:16,144 WARN  L193               SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1
[2020-09-25 05:18:16,372 WARN  L193               SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20