/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 SequenceOfStatements --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 --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:03:32,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:03:32,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:03:32,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:03:32,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:03:32,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:03:32,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:03:32,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:03:32,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:03:32,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:03:32,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:03:32,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:03:32,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:03:32,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:03:32,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:03:32,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:03:32,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:03:32,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:03:32,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:03:32,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:03:32,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:03:32,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:03:32,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:03:32,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:03:32,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:03:32,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:03:32,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:03:32,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:03:32,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:03:32,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:03:32,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:03:32,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:03:32,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:03:32,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:03:32,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:03:32,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:03:32,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:03:32,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:03:32,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:03:32,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:03:32,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:03:32,325 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 [2020-10-14 06:03:32,365 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:03:32,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:03:32,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:03:32,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:03:32,368 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:03:32,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:03:32,368 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:03:32,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:03:32,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:03:32,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:03:32,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:03:32,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:03:32,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:03:32,371 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:03:32,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:03:32,371 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:03:32,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:03:32,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:03:32,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:03:32,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:03:32,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:03:32,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:03:32,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:03:32,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:03:32,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:03:32,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:03:32,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:03:32,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:03:32,373 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:03:32,374 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 -> SequenceOfStatements 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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=true; [2020-10-14 06:03:32,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:03:32,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:03:32,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:03:32,680 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:03:32,681 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:03:32,681 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product21.cil.c [2020-10-14 06:03:32,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/681fe58a5/8e168e17d58c47fcbb0abf6693201249/FLAG5aa07a992 [2020-10-14 06:03:33,343 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:03:33,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product21.cil.c [2020-10-14 06:03:33,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/681fe58a5/8e168e17d58c47fcbb0abf6693201249/FLAG5aa07a992 [2020-10-14 06:03:33,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/681fe58a5/8e168e17d58c47fcbb0abf6693201249 [2020-10-14 06:03:33,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:03:33,561 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:03:33,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:03:33,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:03:33,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:03:33,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:03:33" (1/1) ... [2020-10-14 06:03:33,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db9ac37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:33, skipping insertion in model container [2020-10-14 06:03:33,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:03:33" (1/1) ... [2020-10-14 06:03:33,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:03:33,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:03:34,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:03:34,331 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:03:34,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:03:34,556 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:03:34,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34 WrapperNode [2020-10-14 06:03:34,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:03:34,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:03:34,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:03:34,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:03:34,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (1/1) ... [2020-10-14 06:03:34,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (1/1) ... [2020-10-14 06:03:34,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (1/1) ... [2020-10-14 06:03:34,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (1/1) ... [2020-10-14 06:03:34,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (1/1) ... [2020-10-14 06:03:34,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (1/1) ... [2020-10-14 06:03:34,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (1/1) ... [2020-10-14 06:03:34,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:03:34,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:03:34,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:03:34,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:03:34,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (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 [2020-10-14 06:03:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:03:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:03:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:03:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-14 06:03:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-14 06:03:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-14 06:03:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-14 06:03:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-14 06:03:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-14 06:03:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-14 06:03:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-14 06:03:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:03:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-14 06:03:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-14 06:03:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-14 06:03:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:03:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-14 06:03:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:03:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:03:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:03:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-14 06:03:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-14 06:03:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-14 06:03:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-14 06:03:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-14 06:03:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-14 06:03:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-14 06:03:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-14 06:03:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-14 06:03:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-14 06:03:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-14 06:03:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-14 06:03:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-14 06:03:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-14 06:03:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-14 06:03:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-14 06:03:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-14 06:03:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-14 06:03:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-14 06:03:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-14 06:03:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-14 06:03:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-14 06:03:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:03:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-14 06:03:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-14 06:03:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-14 06:03:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:03:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-14 06:03:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-14 06:03:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:03:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:03:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:03:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:03:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:03:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:03:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:03:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:03:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:03:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:03:34,816 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:03:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:03:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:03:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 06:03:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-14 06:03:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-14 06:03:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-14 06:03:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-14 06:03:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-14 06:03:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-14 06:03:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-14 06:03:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-14 06:03:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-14 06:03:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:03:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-14 06:03:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-14 06:03:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-14 06:03:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:03:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-14 06:03:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-14 06:03:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-14 06:03:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-14 06:03:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-14 06:03:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:03:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-14 06:03:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:03:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:03:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:03:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:03:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:03:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:03:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:03:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-14 06:03:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-14 06:03:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-14 06:03:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-14 06:03:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-14 06:03:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:03:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-14 06:03:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-14 06:03:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-14 06:03:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-14 06:03:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-14 06:03:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-14 06:03:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-14 06:03:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-14 06:03:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-14 06:03:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-14 06:03:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-14 06:03:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-14 06:03:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-14 06:03:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-14 06:03:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-14 06:03:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-14 06:03:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-14 06:03:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-14 06:03:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-14 06:03:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-14 06:03:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-14 06:03:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-14 06:03:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-14 06:03:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-14 06:03:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-14 06:03:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-14 06:03:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-14 06:03:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-14 06:03:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:03:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-14 06:03:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-14 06:03:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:03:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:03:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:03:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:03:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:03:34,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:03:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:03:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:03:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:03:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:03:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:03:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:03:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:03:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:03:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:03:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:03:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:03:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:03:34,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:03:34,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:03:34,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:03:36,975 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:03:36,976 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-14 06:03:36,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:03:36 BoogieIcfgContainer [2020-10-14 06:03:36,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:03:36,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:03:36,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:03:36,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:03:36,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:03:33" (1/3) ... [2020-10-14 06:03:36,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a346c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:03:36, skipping insertion in model container [2020-10-14 06:03:36,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:34" (2/3) ... [2020-10-14 06:03:36,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a346c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:03:36, skipping insertion in model container [2020-10-14 06:03:36,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:03:36" (3/3) ... [2020-10-14 06:03:36,998 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product21.cil.c [2020-10-14 06:03:37,010 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:03:37,019 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:03:37,034 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:03:37,070 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:03:37,070 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:03:37,070 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:03:37,070 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:03:37,070 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:03:37,070 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:03:37,071 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:03:37,071 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:03:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states. [2020-10-14 06:03:37,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-14 06:03:37,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:03:37,180 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:03:37,180 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:03:37,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:03:37,187 INFO L82 PathProgramCache]: Analyzing trace with hash -713058684, now seen corresponding path program 1 times [2020-10-14 06:03:37,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:03:37,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1025758358] [2020-10-14 06:03:37,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:03:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:37,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:38,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:38,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:38,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:38,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:40,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:40,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:42,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:42,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:42,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-14 06:03:42,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:03:42,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5103 [2020-10-14 06:03:42,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:42,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:42,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 06:03:42,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-14 06:03:42,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:03:42,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:03:43,739 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:03:43,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:03:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:43,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:43,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:43,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:03:43,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:43,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-14 06:03:43,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:43,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:43,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:43,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:03:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:43,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:43,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:43,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:03:43,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:43,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:03:43,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:43,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:43,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:43,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:43,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:43,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:43,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:03:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:43,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:43,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:43,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:03:43,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:43,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:03:43,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:43,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:43,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:43,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:43,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:43,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 06:03:43,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:03:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:43,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:43,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:43,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:03:43,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:43,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:03:43,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:43,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:43,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:43,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:43,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:43,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:43,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:03:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:43,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:43,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:43,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:03:43,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:43,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:03:43,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:43,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:43,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:43,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:43,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:43,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:03:44,095 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:03:44,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:03:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:03:44,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:03:44,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:03:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:03:44,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 06:03:44,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:03:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:03:44,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:03:44,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 246 [2020-10-14 06:03:44,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 06:03:44,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:03:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:03:44,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:03:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:03:44,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:03:44,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:03:44,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:03:44,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:03:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:03:44,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:03:44,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-14 06:03:44,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:03:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:03:44,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:03:44,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:03:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:03:44,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:03:44,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:03:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:03:44,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 06:03:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:03:44,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:03:44,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 06:03:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:03:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:03:44,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:03:44,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:03:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:03:44,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:03:44,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:03:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:03:44,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:03:44,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 06:03:44,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:03:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:03:44,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:03:44,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:03:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:03:44,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:03:44,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 06:03:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:03:44,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 06:03:44,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 06:03:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:03:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:03:44,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:03:44,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:03:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:03:44,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:03:44,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:03:44,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 06:03:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:03:44,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:03:44,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:03:44,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:44,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 06:03:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:44,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:44,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:03:44,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:03:44,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:03:44,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:03:44,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:03:44,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:03:44,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:03:44,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:03:44,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:03:44,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:03:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 06:03:45,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1025758358] [2020-10-14 06:03:45,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:03:45,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-14 06:03:45,044 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450577298] [2020-10-14 06:03:45,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 06:03:45,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:03:45,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 06:03:45,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-14 06:03:45,071 INFO L87 Difference]: Start difference. First operand 793 states. Second operand 13 states. [2020-10-14 06:03:47,116 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:03:47,855 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:03:48,631 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:03:49,387 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:03:50,117 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:03:59,125 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:04:13,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:04:13,038 INFO L93 Difference]: Finished difference Result 1637 states and 2881 transitions. [2020-10-14 06:04:13,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-14 06:04:13,041 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 132 [2020-10-14 06:04:13,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:04:13,076 INFO L225 Difference]: With dead ends: 1637 [2020-10-14 06:04:13,076 INFO L226 Difference]: Without dead ends: 998 [2020-10-14 06:04:13,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2020-10-14 06:04:13,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2020-10-14 06:04:13,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 639. [2020-10-14 06:04:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 639 states. [2020-10-14 06:04:13,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 1019 transitions. [2020-10-14 06:04:13,382 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 1019 transitions. Word has length 132 [2020-10-14 06:04:13,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:04:13,383 INFO L479 AbstractCegarLoop]: Abstraction has 639 states and 1019 transitions. [2020-10-14 06:04:13,383 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 06:04:13,383 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1019 transitions. [2020-10-14 06:04:13,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-14 06:04:13,389 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:04:13,389 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:04:13,390 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:04:13,390 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:04:13,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:04:13,390 INFO L82 PathProgramCache]: Analyzing trace with hash 2033776308, now seen corresponding path program 1 times [2020-10-14 06:04:13,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:04:13,391 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [404412554] [2020-10-14 06:04:13,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:04:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:13,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:13,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:13,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:13,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:14,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:18,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:18,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-14 06:04:18,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:04:18,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-14 06:04:18,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:18,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:04:18,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-14 06:04:18,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:04:18,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:19,225 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:04:19,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:04:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:19,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:19,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:19,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 06:04:19,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:19,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:19,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:19,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:19,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:19,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:19,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:19,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:19,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:19,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:19,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:19,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:19,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:19,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:19,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:19,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:19,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:04:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:19,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:19,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:19,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:19,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:19,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:19,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:19,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:19,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:19,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:19,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:04:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:19,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:19,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:19,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:19,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:19,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:19,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:19,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:19,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:19,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:19,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:04:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:19,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:19,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:19,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:19,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:19,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:19,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:19,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:19,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:19,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:19,475 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:04:19,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:04:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:19,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:04:19,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:19,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 06:04:19,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:19,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:19,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:19,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:19,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:19,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:19,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:04:19,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:19,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:19,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:19,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:04:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:19,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:19,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:04:20,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:04:20,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 443 [2020-10-14 06:04:20,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:04:20,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 06:04:20,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:04:20,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:04:20,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:04:20,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:04:20,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:04:20,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:04:20,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:04:20,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:04:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:04:20,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:04:20,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 06:04:20,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:20,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:04:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:20,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:20,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:20,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:04:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:04:20,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:04:20,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 06:04:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:20,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:20,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:20,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:20,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:20,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:20,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 06:04:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:04:20,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 06:04:20,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 06:04:20,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:20,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:04:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:20,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:20,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:20,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:04:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:20,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:20,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:20,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 06:04:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:04:20,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:04:20,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 06:04:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:20,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:20,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:20,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:04:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:04:20,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:04:20,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:20,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:20,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 06:04:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:04:20,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:04:20,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:04:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:20,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:04:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:20,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:20,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:20,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:20,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:20,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:20,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:20,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:20,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:20,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:04:20,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:20,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 06:04:20,441 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [404412554] [2020-10-14 06:04:20,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:04:20,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 06:04:20,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912115676] [2020-10-14 06:04:20,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:04:20,445 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:04:20,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:04:20,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:04:20,446 INFO L87 Difference]: Start difference. First operand 639 states and 1019 transitions. Second operand 10 states. [2020-10-14 06:04:22,395 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:04:23,140 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:04:29,713 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:04:38,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:04:38,114 INFO L93 Difference]: Finished difference Result 1601 states and 2769 transitions. [2020-10-14 06:04:38,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 06:04:38,115 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2020-10-14 06:04:38,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:04:38,127 INFO L225 Difference]: With dead ends: 1601 [2020-10-14 06:04:38,127 INFO L226 Difference]: Without dead ends: 992 [2020-10-14 06:04:38,132 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-14 06:04:38,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2020-10-14 06:04:38,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 639. [2020-10-14 06:04:38,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 639 states. [2020-10-14 06:04:38,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 1014 transitions. [2020-10-14 06:04:38,289 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 1014 transitions. Word has length 133 [2020-10-14 06:04:38,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:04:38,289 INFO L479 AbstractCegarLoop]: Abstraction has 639 states and 1014 transitions. [2020-10-14 06:04:38,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:04:38,289 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1014 transitions. [2020-10-14 06:04:38,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-14 06:04:38,295 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:04:38,295 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:04:38,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:04:38,295 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:04:38,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:04:38,296 INFO L82 PathProgramCache]: Analyzing trace with hash 1652657134, now seen corresponding path program 1 times [2020-10-14 06:04:38,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:04:38,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [970003829] [2020-10-14 06:04:38,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:04:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:38,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:38,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:38,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:38,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:39,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:40,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:40,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:41,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:43,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:43,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-14 06:04:43,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:04:43,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5043 [2020-10-14 06:04:43,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:43,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:43,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:04:43,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-14 06:04:43,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:04:43,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:44,141 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:04:44,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:04:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:44,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:44,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:44,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 06:04:44,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:44,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:44,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:44,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:44,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:44,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:44,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:44,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:44,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:44,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:44,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:44,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:44,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:44,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:44,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:44,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:44,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:04:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:44,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:44,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:44,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:44,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:44,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:44,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:44,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:44,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:44,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:44,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:04:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:44,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:44,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:44,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:44,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:44,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:44,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:44,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:44,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:44,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:44,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:04:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:44,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:44,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:44,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:44,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:44,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:44,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:44,378 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:04:44,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:04:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:44,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:04:44,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:44,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 06:04:44,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:44,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:44,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:44,552 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-14 06:04:44,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:44,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:44,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:44,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:04:44,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:44,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:44,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:44,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:04:44,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:04:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:44,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:44,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:04:45,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:04:45,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 490 [2020-10-14 06:04:45,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:04:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:04:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:04:45,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:45,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:45,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:45,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:45,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:04:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 06:04:45,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:04:45,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 06:04:45,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:04:45,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 06:04:45,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:04:45,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:45,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 06:04:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:45,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:04:45,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:04:45,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:04:45,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:04:45,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:04:45,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:04:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:04:45,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:04:45,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 06:04:45,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:45,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:45,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:45,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:45,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:45,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:45,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:45,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:45,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:45,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 06:04:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:04:45,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:04:45,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 06:04:45,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:45,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:04:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:45,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:45,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:45,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:45,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:04:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:45,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:45,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:45,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:45,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 06:04:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:04:45,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:04:45,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 06:04:45,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:45,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:45,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:45,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:45,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:45,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:04:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:04:45,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:45,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:45,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:45,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 06:04:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:04:45,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:04:45,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:04:45,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:45,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:04:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:45,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:45,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:45,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:45,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:45,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:45,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:45,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:04:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:45,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 06:04:45,487 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [970003829] [2020-10-14 06:04:45,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:04:45,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:04:45,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469893570] [2020-10-14 06:04:45,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:04:45,488 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:04:45,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:04:45,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:04:45,489 INFO L87 Difference]: Start difference. First operand 639 states and 1014 transitions. Second operand 11 states. [2020-10-14 06:04:47,282 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:04:48,101 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:04:55,058 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:05:03,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:05:03,894 INFO L93 Difference]: Finished difference Result 1601 states and 2764 transitions. [2020-10-14 06:05:03,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 06:05:03,895 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 133 [2020-10-14 06:05:03,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:05:03,909 INFO L225 Difference]: With dead ends: 1601 [2020-10-14 06:05:03,909 INFO L226 Difference]: Without dead ends: 994 [2020-10-14 06:05:03,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2020-10-14 06:05:03,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2020-10-14 06:05:04,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 641. [2020-10-14 06:05:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 641 states. [2020-10-14 06:05:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 1016 transitions. [2020-10-14 06:05:04,067 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 1016 transitions. Word has length 133 [2020-10-14 06:05:04,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:05:04,068 INFO L479 AbstractCegarLoop]: Abstraction has 641 states and 1016 transitions. [2020-10-14 06:05:04,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:05:04,068 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1016 transitions. [2020-10-14 06:05:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-14 06:05:04,083 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:05:04,083 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:05:04,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:05:04,084 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:05:04,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:05:04,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1341834942, now seen corresponding path program 1 times [2020-10-14 06:05:04,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:05:04,085 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [686206736] [2020-10-14 06:05:04,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:05:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:04,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:04,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:04,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:04,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:04,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:05,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:06,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:07,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:07,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:09,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:09,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-14 06:05:09,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 06:05:09,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-14 06:05:09,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:09,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:09,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 06:05:09,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-14 06:05:09,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 06:05:09,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,001 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:05:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:05:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:10,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 06:05:10,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:05:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:05:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:10,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:10,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:05:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:10,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:10,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:05:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:10,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:10,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,224 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:05:10,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:05:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:05:10,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:05:10,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:10,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:05:10,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:05:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 06:05:10,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:05:10,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-14 06:05:10,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 06:05:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:05:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 06:05:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:10,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:05:10,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:05:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:05:10,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:05:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 06:05:10,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:05:10,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-14 06:05:10,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:05:10,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:05:10,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:05:10,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 06:05:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:05:10,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:05:10,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:05:10,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:05:10,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 06:05:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:05:10,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:05:10,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 06:05:10,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:10,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:10,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:05:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:10,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:10,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 06:05:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:05:10,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:05:10,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 06:05:10,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:05:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:10,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:10,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:05:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:10,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:10,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:05:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:05:10,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:05:10,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 06:05:10,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:10,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:10,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:05:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:05:10,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:10,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:10,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 06:05:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:05:10,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:05:10,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:05:10,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:10,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-14 06:05:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:10,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:10,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:10,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:10,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:10,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:10,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:10,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:10,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:10,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:05:10,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:10,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 06:05:10,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [686206736] [2020-10-14 06:05:10,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:05:10,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-14 06:05:10,960 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168055316] [2020-10-14 06:05:10,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 06:05:10,960 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:05:10,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 06:05:10,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-14 06:05:10,961 INFO L87 Difference]: Start difference. First operand 641 states and 1016 transitions. Second operand 13 states. [2020-10-14 06:05:12,781 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:05:13,492 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:05:14,178 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:05:14,882 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:05:15,636 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:05:24,522 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:05:37,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:05:37,815 INFO L93 Difference]: Finished difference Result 1617 states and 2786 transitions. [2020-10-14 06:05:37,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-14 06:05:37,815 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 134 [2020-10-14 06:05:37,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:05:37,824 INFO L225 Difference]: With dead ends: 1617 [2020-10-14 06:05:37,825 INFO L226 Difference]: Without dead ends: 1008 [2020-10-14 06:05:37,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2020-10-14 06:05:37,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2020-10-14 06:05:38,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 642. [2020-10-14 06:05:38,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2020-10-14 06:05:38,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 1018 transitions. [2020-10-14 06:05:38,004 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 1018 transitions. Word has length 134 [2020-10-14 06:05:38,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:05:38,005 INFO L479 AbstractCegarLoop]: Abstraction has 642 states and 1018 transitions. [2020-10-14 06:05:38,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 06:05:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1018 transitions. [2020-10-14 06:05:38,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-14 06:05:38,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:05:38,009 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:05:38,009 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:05:38,010 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:05:38,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:05:38,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1828892605, now seen corresponding path program 1 times [2020-10-14 06:05:38,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:05:38,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1756834526] [2020-10-14 06:05:38,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:05:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:38,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:38,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:38,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:38,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:38,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:38,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:40,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:41,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:43,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:43,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-14 06:05:43,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:05:43,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 06:05:43,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:43,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:05:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-14 06:05:43,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 06:05:43,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,169 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:05:44,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:05:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:44,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 06:05:44,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:05:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:44,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:44,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:05:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:44,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:44,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:05:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:44,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:44,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:05:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:44,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:44,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,405 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:05:44,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:05:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:05:44,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:05:44,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:44,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:05:44,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:05:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 06:05:44,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:05:44,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-14 06:05:44,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:05:44,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:05:44,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:05:44,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:05:44,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:05:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:05:44,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:05:44,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:05:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:44,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:44,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 06:05:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:05:44,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:05:44,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:44,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:44,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:05:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:44,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:44,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:44,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-14 06:05:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:05:44,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 06:05:44,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:05:44,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:05:44,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:05:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:44,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:05:44,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:05:44,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:05:44,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:44,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:05:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:44,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:05:44,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:05:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:05:44,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:44,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:05:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:44,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:44,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:44,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:05:44,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:44,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-14 06:05:44,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:44,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:05:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:05:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:05:44,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:05:45,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:45,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:45,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:45,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:45,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:45,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:05:45,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:45,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:45,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:05:45,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:45,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:05:45,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:45,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:05:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:45,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:45,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:45,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:05:45,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:45,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:05:45,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:45,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:45,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:05:45,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:45,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:05:45,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:45,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 06:05:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:45,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:45,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:45,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:05:45,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:45,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:05:45,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:45,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:05:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:45,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:45,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 06:05:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:45,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:45,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:45,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:45,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:45,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:45,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:45,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:45,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:45,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:05:45,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:45,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:45,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 06:05:45,129 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1756834526] [2020-10-14 06:05:45,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:05:45,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 06:05:45,129 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026422413] [2020-10-14 06:05:45,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 06:05:45,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:05:45,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 06:05:45,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-14 06:05:45,131 INFO L87 Difference]: Start difference. First operand 642 states and 1018 transitions. Second operand 12 states. [2020-10-14 06:05:46,414 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-14 06:05:46,819 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-14 06:05:48,316 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-14 06:05:49,613 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-14 06:05:50,705 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 06:05:53,674 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-14 06:05:57,378 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:06:06,564 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-14 06:06:07,312 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-14 06:06:08,055 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-14 06:06:08,636 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-14 06:06:10,145 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 398 DAG size of output: 391 [2020-10-14 06:06:10,914 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-14 06:06:11,581 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 06:06:13,777 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-14 06:06:15,015 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-14 06:06:20,303 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 06:06:33,540 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-14 06:06:38,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:06:38,734 INFO L93 Difference]: Finished difference Result 3165 states and 5735 transitions. [2020-10-14 06:06:38,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-14 06:06:38,735 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-14 06:06:38,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:06:38,760 INFO L225 Difference]: With dead ends: 3165 [2020-10-14 06:06:38,760 INFO L226 Difference]: Without dead ends: 2557 [2020-10-14 06:06:38,767 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 608 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=467, Invalid=1603, Unknown=0, NotChecked=0, Total=2070 [2020-10-14 06:06:38,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2557 states. [2020-10-14 06:06:39,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2557 to 1721. [2020-10-14 06:06:39,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1721 states. [2020-10-14 06:06:39,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1721 states and 2803 transitions. [2020-10-14 06:06:39,288 INFO L78 Accepts]: Start accepts. Automaton has 1721 states and 2803 transitions. Word has length 137 [2020-10-14 06:06:39,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:06:39,289 INFO L479 AbstractCegarLoop]: Abstraction has 1721 states and 2803 transitions. [2020-10-14 06:06:39,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 06:06:39,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2803 transitions. [2020-10-14 06:06:39,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-14 06:06:39,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:06:39,294 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:06:39,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:06:39,294 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:06:39,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:06:39,295 INFO L82 PathProgramCache]: Analyzing trace with hash -581984671, now seen corresponding path program 1 times [2020-10-14 06:06:39,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:06:39,295 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957856021] [2020-10-14 06:06:39,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:06:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:39,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:39,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:39,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:40,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:40,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:41,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:44,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:44,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:44,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-14 06:06:44,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:06:44,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-14 06:06:44,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:44,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:44,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:06:44,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-14 06:06:44,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:06:44,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,173 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:06:45,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:06:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:45,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 06:06:45,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:06:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:06:45,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:06:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:06:45,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:06:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:45,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:06:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:06:45,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,461 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:06:45,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:06:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:06:45,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:06:45,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:45,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:06:45,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:06:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:06:45,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 06:06:45,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:06:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:06:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:06:45,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:45,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 06:06:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:06:45,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:06:45,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 06:06:45,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:45,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:06:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:45,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-14 06:06:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 06:06:45,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:06:45,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 06:06:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:06:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:06:45,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:06:45,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:06:45,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 06:06:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:06:45,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:06:45,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 06:06:45,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:06:45,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:06:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:06:45,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:45,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:06:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:06:45,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:45,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:06:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-14 06:06:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:45,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:45,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:45,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:45,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:06:45,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957856021] [2020-10-14 06:06:45,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:06:45,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 06:06:45,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861249767] [2020-10-14 06:06:45,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:06:45,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:06:45,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:06:45,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:06:45,855 INFO L87 Difference]: Start difference. First operand 1721 states and 2803 transitions. Second operand 10 states. [2020-10-14 06:06:47,252 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:06:47,980 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-14 06:06:50,446 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-14 06:06:54,924 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:07:05,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:07:05,524 INFO L93 Difference]: Finished difference Result 3994 states and 6962 transitions. [2020-10-14 06:07:05,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 06:07:05,525 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2020-10-14 06:07:05,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:07:05,544 INFO L225 Difference]: With dead ends: 3994 [2020-10-14 06:07:05,544 INFO L226 Difference]: Without dead ends: 2212 [2020-10-14 06:07:05,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-14 06:07:05,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2212 states. [2020-10-14 06:07:05,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2212 to 1640. [2020-10-14 06:07:05,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1640 states. [2020-10-14 06:07:05,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1640 states and 2665 transitions. [2020-10-14 06:07:05,950 INFO L78 Accepts]: Start accepts. Automaton has 1640 states and 2665 transitions. Word has length 138 [2020-10-14 06:07:05,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:07:05,951 INFO L479 AbstractCegarLoop]: Abstraction has 1640 states and 2665 transitions. [2020-10-14 06:07:05,951 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:07:05,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 2665 transitions. [2020-10-14 06:07:05,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-14 06:07:05,957 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:07:05,958 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:07:05,958 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 06:07:05,958 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:07:05,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:07:05,958 INFO L82 PathProgramCache]: Analyzing trace with hash 318277934, now seen corresponding path program 1 times [2020-10-14 06:07:05,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:07:05,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2078132997] [2020-10-14 06:07:05,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:07:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:06,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:06,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:06,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:06,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:06,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:06,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:06,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:08,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:08,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:08,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:11,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:11,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-14 06:07:11,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 06:07:11,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-14 06:07:11,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:11,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:11,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:07:11,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-14 06:07:11,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:07:11,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:11,749 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:07:11,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:07:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:11,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:11,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:11,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:11,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:11,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 06:07:11,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:11,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:11,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:11,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:11,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:11,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:11,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:07:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:11,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:11,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:11,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:11,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:11,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:11,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:11,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:11,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:11,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:11,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:11,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:11,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:07:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:11,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:11,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:11,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:11,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:07:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:11,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:11,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:11,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:11,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:11,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:11,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:11,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:11,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:11,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:11,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:11,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:11,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:07:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:11,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:11,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:11,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:11,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:11,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:11,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:11,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:11,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:11,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:11,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:11,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:11,955 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:07:11,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:07:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:11,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:11,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:11,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:07:11,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:07:11,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:11,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:11,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:12,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:07:12,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:07:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 06:07:12,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:07:12,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 249 [2020-10-14 06:07:12,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:07:12,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 06:07:12,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:07:12,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:12,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:12,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:07:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 06:07:12,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:12,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-14 06:07:12,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:07:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 06:07:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:07:12,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:07:12,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 06:07:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:07:12,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:07:12,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:07:12,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:07:12,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:07:12,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-14 06:07:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:07:12,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 06:07:12,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 06:07:12,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:12,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:12,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:07:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:12,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:12,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 06:07:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 06:07:12,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:07:12,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 06:07:12,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:07:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:07:12,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:12,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:12,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:12,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 06:07:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:07:12,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 06:07:12,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 06:07:12,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:12,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:12,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:07:12,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:07:12,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:12,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:12,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 06:07:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:07:12,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:12,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:07:12,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-14 06:07:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:12,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:12,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:12,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:12,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:12,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:12,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:12,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:12,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:12,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:07:12,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:12,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:07:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:07:12,720 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2078132997] [2020-10-14 06:07:12,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:07:12,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:07:12,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741108065] [2020-10-14 06:07:12,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:07:12,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:07:12,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:07:12,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:07:12,722 INFO L87 Difference]: Start difference. First operand 1640 states and 2665 transitions. Second operand 11 states. [2020-10-14 06:07:14,258 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:07:15,055 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 383