/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:31:21,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:31:21,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:31:21,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:31:21,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:31:21,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:31:21,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:31:21,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:31:21,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:31:21,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:31:21,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:31:21,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:31:21,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:31:21,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:31:21,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:31:21,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:31:21,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:31:21,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:31:21,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:31:21,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:31:21,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:31:21,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:31:21,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:31:21,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:31:21,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:31:21,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:31:21,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:31:21,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:31:21,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:31:21,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:31:21,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:31:21,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:31:21,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:31:21,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:31:21,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:31:21,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:31:21,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:31:21,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:31:21,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:31:21,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:31:21,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:31:21,505 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 [2020-10-28 15:31:21,554 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:31:21,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:31:21,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:31:21,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:31:21,559 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:31:21,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:31:21,559 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:31:21,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:31:21,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:31:21,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:31:21,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:31:21,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:31:21,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:31:21,562 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:31:21,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:31:21,562 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:31:21,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:31:21,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:31:21,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:31:21,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:31:21,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:31:21,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:31:21,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:31:21,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:31:21,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:31:21,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:31:21,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:31:21,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:31:21,564 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:31:21,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:31:21,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:31:21,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:31:21,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:31:21,994 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:31:21,995 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:31:21,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product19.cil.c [2020-10-28 15:31:22,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/535b9acae/c48d447497084ed8831cf807ef9a6ded/FLAGbb82afcea [2020-10-28 15:31:22,840 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:31:22,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product19.cil.c [2020-10-28 15:31:22,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/535b9acae/c48d447497084ed8831cf807ef9a6ded/FLAGbb82afcea [2020-10-28 15:31:23,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/535b9acae/c48d447497084ed8831cf807ef9a6ded [2020-10-28 15:31:23,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:31:23,056 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:31:23,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:31:23,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:31:23,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:31:23,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:31:23" (1/1) ... [2020-10-28 15:31:23,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c652ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:23, skipping insertion in model container [2020-10-28 15:31:23,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:31:23" (1/1) ... [2020-10-28 15:31:23,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:31:23,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:31:23,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:31:23,956 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:31:24,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:31:24,176 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:31:24,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24 WrapperNode [2020-10-28 15:31:24,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:31:24,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:31:24,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:31:24,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:31:24,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (1/1) ... [2020-10-28 15:31:24,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (1/1) ... [2020-10-28 15:31:24,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (1/1) ... [2020-10-28 15:31:24,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (1/1) ... [2020-10-28 15:31:24,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (1/1) ... [2020-10-28 15:31:24,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (1/1) ... [2020-10-28 15:31:24,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (1/1) ... [2020-10-28 15:31:24,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:31:24,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:31:24,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:31:24,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:31:24,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (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 [2020-10-28 15:31:24,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:31:24,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:31:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:31:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:31:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:31:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:31:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:31:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:31:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:31:24,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:31:24,489 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:31:24,489 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:31:24,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:31:24,489 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:31:24,489 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:31:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:31:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:31:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:31:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:31:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:31:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:31:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:31:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:31:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:31:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:31:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:31:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:31:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:31:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:31:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:31:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:31:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:31:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:31:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:31:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:31:24,493 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:31:24,493 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:31:24,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:31:24,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:31:24,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:31:24,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:31:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:31:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:31:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:31:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:31:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:31:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:31:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:31:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:31:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:31:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:31:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:31:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:31:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:31:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:31:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:31:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:31:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-28 15:31:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:31:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:31:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:31:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-28 15:31:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:31:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:31:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:31:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:31:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:31:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:31:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-28 15:31:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-28 15:31:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:31:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:31:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:31:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:31:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:31:24,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:31:24,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:31:24,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:31:24,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:31:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:31:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:31:24,499 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:31:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:31:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:31:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:31:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:31:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:31:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:31:24,500 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:31:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:31:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:31:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:31:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:31:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:31:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:31:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:31:24,502 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:31:24,502 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:31:24,502 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:31:24,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:31:24,502 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:31:24,502 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:31:24,502 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:31:24,503 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:31:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:31:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:31:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:31:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:31:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:31:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:31:24,504 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:31:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:31:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:31:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:31:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:31:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:31:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:31:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:31:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:31:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:31:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:31:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:31:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-28 15:31:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-28 15:31:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:31:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:31:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:31:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:31:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:31:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:31:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:31:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-28 15:31:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:31:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:31:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-28 15:31:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:31:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:31:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:31:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:31:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:31:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:31:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:31:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:31:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:31:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:31:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:31:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:31:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:31:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:31:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:31:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:31:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:31:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:31:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:31:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:31:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:31:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:31:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:31:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:31:27,008 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:31:27,008 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:31:27,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:31:27 BoogieIcfgContainer [2020-10-28 15:31:27,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:31:27,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:31:27,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:31:27,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:31:27,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:31:23" (1/3) ... [2020-10-28 15:31:27,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3c5cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:31:27, skipping insertion in model container [2020-10-28 15:31:27,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:24" (2/3) ... [2020-10-28 15:31:27,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3c5cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:31:27, skipping insertion in model container [2020-10-28 15:31:27,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:31:27" (3/3) ... [2020-10-28 15:31:27,044 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product19.cil.c [2020-10-28 15:31:27,057 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:31:27,064 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:31:27,078 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:31:27,127 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:31:27,127 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:31:27,127 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:31:27,128 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:31:27,128 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:31:27,128 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:31:27,128 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:31:27,128 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:31:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states. [2020-10-28 15:31:27,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-28 15:31:27,200 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:31:27,201 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:31:27,202 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:31:27,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:31:27,208 INFO L82 PathProgramCache]: Analyzing trace with hash 875278584, now seen corresponding path program 1 times [2020-10-28 15:31:27,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:31:27,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1123086674] [2020-10-28 15:31:27,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:31:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:28,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:28,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:28,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:28,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:29,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:29,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:30,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:32,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:32,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-28 15:31:32,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:31:32,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-28 15:31:32,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:32,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:32,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:32,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:31:32,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:32,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:31:33,975 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:31:33,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:34,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:34,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:34,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:34,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-28 15:31:34,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:34,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:34,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:34,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:34,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:34,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:34,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:31:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:34,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:34,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:34,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:34,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:34,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:34,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:34,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:34,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:34,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:34,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:31:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:34,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:34,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:34,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:34,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:31:34,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:34,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:34,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:34,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:34,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:34,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:34,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:31:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:34,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:34,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:34,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:34,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:34,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:34,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:34,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:34,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:34,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:34,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:34,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:31:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:34,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:34,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:31:34,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:34,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:34,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:34,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:34,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:34,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:31:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:34,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:34,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:34,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:34,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:34,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:34,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:34,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:34,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:34,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:34,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:34,446 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:31:34,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:31:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:34,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:34,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:35,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:39,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-28 15:31:39,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 15:31:39,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 15:31:39,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:39,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:39,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:39,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:31:39,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:39,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:39,690 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:31:39,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:31:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:39,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:39,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:40,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:31:40,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:31:40,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 961 [2020-10-28 15:31:40,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:40,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:40,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:40,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:31:40,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:31:40,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:40,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:40,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:40,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:40,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:40,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:31:40,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:40,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:40,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:40,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:40,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:40,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:40,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:31:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:40,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:40,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:31:40,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:40,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 15:31:40,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:40,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:40,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:31:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:31:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 15:31:40,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:40,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:31:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:40,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:40,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:31:40,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:40,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:31:40,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:40,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:40,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:31:40,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:40,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:31:40,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:40,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:40,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:40,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:40,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:40,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:40,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:40,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:40,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:40,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:31:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:40,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:40,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:41,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:42,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:31:42,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:31:42,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1178 [2020-10-28 15:31:42,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:42,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:42,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 15:31:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:42,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:42,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:42,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:42,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:42,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:42,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:31:42,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:42,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:42,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:42,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:42,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:42,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:42,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:31:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:42,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:42,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:31:42,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:42,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 15:31:42,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:42,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:42,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:42,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:42,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:42,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:42,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:31:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:42,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:42,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:31:42,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:42,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:31:42,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:42,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:42,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:42,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:42,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:42,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:31:42,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:42,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:42,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:42,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:42,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:42,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:42,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:42,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 15:31:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:42,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:42,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:44,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:44,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:44,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 15:31:44,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:31:44,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2745 [2020-10-28 15:31:44,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:44,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:44,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:44,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-28 15:31:44,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:44,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:44,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:44,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:44,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:44,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:45,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:31:46,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:31:46,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1319 [2020-10-28 15:31:46,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:31:46,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:31:46,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:31:46,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:46,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:31:46,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:46,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:46,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:31:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:46,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:46,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:31:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:31:46,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 15:31:46,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:31:46,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:31:46,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:31:46,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:46,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:31:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:46,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:46,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:31:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:31:46,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:31:46,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:31:46,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:31:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:31:46,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:31:46,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:31:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:31:46,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:31:46,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:31:46,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:31:46,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:31:46,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:31:46,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:31:46,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:31:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:31:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:31:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:31:46,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:31:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 15:31:46,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1123086674] [2020-10-28 15:31:46,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:31:46,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:31:46,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512848013] [2020-10-28 15:31:46,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:31:46,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:31:46,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:31:46,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:31:46,775 INFO L87 Difference]: Start difference. First operand 775 states. Second operand 10 states. [2020-10-28 15:31:49,154 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-28 15:31:52,432 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:32:12,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:32:12,896 INFO L93 Difference]: Finished difference Result 1576 states and 2672 transitions. [2020-10-28 15:32:12,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:32:12,902 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 165 [2020-10-28 15:32:12,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:32:12,941 INFO L225 Difference]: With dead ends: 1576 [2020-10-28 15:32:12,944 INFO L226 Difference]: Without dead ends: 952 [2020-10-28 15:32:12,966 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:32:12,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-28 15:32:13,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 618. [2020-10-28 15:32:13,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2020-10-28 15:32:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 979 transitions. [2020-10-28 15:32:13,353 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 979 transitions. Word has length 165 [2020-10-28 15:32:13,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:32:13,353 INFO L481 AbstractCegarLoop]: Abstraction has 618 states and 979 transitions. [2020-10-28 15:32:13,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:32:13,354 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 979 transitions. [2020-10-28 15:32:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-28 15:32:13,373 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:32:13,374 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:32:13,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:32:13,374 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:32:13,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:32:13,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1401439371, now seen corresponding path program 1 times [2020-10-28 15:32:13,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:32:13,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [60196493] [2020-10-28 15:32:13,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:32:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:13,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:13,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:13,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:13,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:18,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:18,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-28 15:32:18,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:32:18,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 15:32:18,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:18,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:32:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-28 15:32:18,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:19,760 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:32:19,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:19,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:19,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:19,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:19,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:19,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-28 15:32:19,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:19,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:19,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:19,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:19,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:32:19,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:19,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:19,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:19,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:19,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:19,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:19,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:19,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:19,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:19,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:19,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:19,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:32:19,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:19,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:32:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:19,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:19,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:19,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:19,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:19,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:19,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:19,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:19,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:19,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:19,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:32:19,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:19,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:32:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:19,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:19,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:19,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:19,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:19,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:19,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:19,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:19,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:19,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:19,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:19,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:19,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:32:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:19,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:19,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:19,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:19,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:19,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:19,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:19,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:19,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:19,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:19,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:32:19,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:20,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:32:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:20,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:20,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:20,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:20,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:20,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:20,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:20,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:20,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:20,327 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:32:20,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:20,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:20,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:20,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:20,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:20,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:20,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:20,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:25,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:25,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-28 15:32:25,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:32:25,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 15:32:25,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:25,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:25,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:25,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-28 15:32:25,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:25,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:32:25,566 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:32:25,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:25,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:25,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:25,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:25,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:25,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:25,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:26,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:32:26,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:26,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 856 [2020-10-28 15:32:26,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:26,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:26,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:26,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:26,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:26,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:26,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:26,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:26,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:26,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:26,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:26,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:26,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:26,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:26,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:26,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:32:26,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:26,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 15:32:26,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:26,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:26,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:26,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:32:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:26,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:26,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:26,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:26,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:32:26,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:26,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:26,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:26,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:26,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:26,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:26,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:26,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:26,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:26,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:26,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:26,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:26,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:26,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:26,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:26,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:26,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-28 15:32:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:26,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:26,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:32:27,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:27,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 933 [2020-10-28 15:32:27,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:32:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:27,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:27,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:27,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:27,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:27,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:27,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:27,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:32:27,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 15:32:27,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:27,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:32:27,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:32:27,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:27,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:32:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:27,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:32:27,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:32:27,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:27,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:27,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:27,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:27,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 15:32:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:29,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:32:29,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:32:29,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1608 [2020-10-28 15:32:29,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:29,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:32:29,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:29,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:29,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:29,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:29,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:32:30,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:32:30,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1106 [2020-10-28 15:32:30,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:32:30,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:30,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:30,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:30,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:30,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:30,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:32:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:30,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:30,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:32:30,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:32:30,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:30,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:30,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:30,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:30,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:32:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:30,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:30,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:32:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:32:30,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:30,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:32:30,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:32:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:30,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:30,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:30,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:30,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:30,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:32:30,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:30,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:30,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:30,773 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 15:32:30,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [60196493] [2020-10-28 15:32:30,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:32:30,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:32:30,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147283053] [2020-10-28 15:32:30,776 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:32:30,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:32:30,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:32:30,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:32:30,777 INFO L87 Difference]: Start difference. First operand 618 states and 979 transitions. Second operand 11 states. [2020-10-28 15:32:32,213 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:32:33,954 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-28 15:32:36,640 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:32:41,071 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:32:51,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:32:51,585 INFO L93 Difference]: Finished difference Result 1545 states and 2593 transitions. [2020-10-28 15:32:51,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:32:51,586 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2020-10-28 15:32:51,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:32:51,598 INFO L225 Difference]: With dead ends: 1545 [2020-10-28 15:32:51,598 INFO L226 Difference]: Without dead ends: 952 [2020-10-28 15:32:51,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=189, Invalid=461, Unknown=0, NotChecked=0, Total=650 [2020-10-28 15:32:51,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-28 15:32:51,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 618. [2020-10-28 15:32:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2020-10-28 15:32:51,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 974 transitions. [2020-10-28 15:32:51,805 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 974 transitions. Word has length 169 [2020-10-28 15:32:51,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:32:51,806 INFO L481 AbstractCegarLoop]: Abstraction has 618 states and 974 transitions. [2020-10-28 15:32:51,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:32:51,806 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 974 transitions. [2020-10-28 15:32:51,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-28 15:32:51,811 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:32:51,811 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:32:51,812 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:32:51,812 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:32:51,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:32:51,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1852777967, now seen corresponding path program 1 times [2020-10-28 15:32:51,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:32:51,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1913597347] [2020-10-28 15:32:51,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:32:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:51,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:51,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:52,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:52,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:52,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:53,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:53,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:53,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:56,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:56,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-28 15:32:56,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:32:56,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 15:32:56,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:56,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:56,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:32:56,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:32:56,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 172 [2020-10-28 15:32:56,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,241 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:32:58,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:58,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-28 15:32:58,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:32:58,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:58,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:58,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:32:58,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:32:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:58,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:58,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:32:58,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:32:58,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:58,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:58,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:58,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:58,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:32:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:58,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:58,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:32:58,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:32:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:58,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:58,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:58,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:58,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:58,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:58,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:58,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:58,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:58,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:58,729 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:32:58,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:58,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:58,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:02,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:02,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:03,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:03,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:03,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-28 15:33:03,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:33:03,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 15:33:03,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:03,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:03,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:03,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:33:03,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:33:03,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:03,922 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:33:03,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:03,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:03,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:03,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:03,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:04,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:33:04,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:04,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 663 [2020-10-28 15:33:04,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:04,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:04,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:04,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:33:04,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:33:04,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:04,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:04,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:04,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:04,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:04,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:04,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:04,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:04,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:04,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:04,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:04,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:04,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:04,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:33:04,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 15:33:04,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:04,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:33:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:04,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:04,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:04,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:04,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:33:04,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:04,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:04,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:04,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:04,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:33:04,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:04,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:04,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:04,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:04,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:04,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:04,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:04,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:04,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:04,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 15:33:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:04,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:04,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:05,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:33:05,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:05,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 437 [2020-10-28 15:33:05,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:05,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:33:05,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:05,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:05,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:05,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:05,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:05,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:05,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:05,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:05,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:05,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:05,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:05,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:05,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:05,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:05,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:05,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:33:05,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:05,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:33:05,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:05,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:05,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:05,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:05,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:05,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:05,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:33:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:05,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:05,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:05,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:05,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:05,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:05,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:05,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:05,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:05,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:05,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:05,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:05,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:05,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:05,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:05,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:05,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:05,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:05,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:05,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:05,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:33:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:05,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:05,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:06,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:06,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:33:06,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:33:06,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1195 [2020-10-28 15:33:06,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:06,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:06,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:06,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:33:06,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:06,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:06,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:06,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:06,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:06,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:06,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:33:07,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:33:07,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 836 [2020-10-28 15:33:07,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:33:07,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:07,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:07,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:07,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:07,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:07,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:33:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:07,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:07,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:07,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:33:07,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:33:07,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:07,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:07,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:07,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:07,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:33:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:07,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:07,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:33:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:33:07,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:07,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:33:07,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:33:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:33:07,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:07,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:07,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:07,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:07,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:07,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:07,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:07,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:07,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:07,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:07,547 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 15:33:07,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1913597347] [2020-10-28 15:33:07,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:33:07,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 15:33:07,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95149256] [2020-10-28 15:33:07,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:33:07,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:33:07,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:33:07,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:33:07,549 INFO L87 Difference]: Start difference. First operand 618 states and 974 transitions. Second operand 11 states. [2020-10-28 15:33:09,038 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:33:10,835 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-28 15:33:13,672 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-28 15:33:14,988 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-28 15:33:16,459 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:33:21,296 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:33:34,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:33:34,717 INFO L93 Difference]: Finished difference Result 1584 states and 2642 transitions. [2020-10-28 15:33:34,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 15:33:34,718 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 171 [2020-10-28 15:33:34,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:33:34,728 INFO L225 Difference]: With dead ends: 1584 [2020-10-28 15:33:34,729 INFO L226 Difference]: Without dead ends: 998 [2020-10-28 15:33:34,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=234, Invalid=522, Unknown=0, NotChecked=0, Total=756 [2020-10-28 15:33:34,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2020-10-28 15:33:34,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 657. [2020-10-28 15:33:34,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-10-28 15:33:34,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 1038 transitions. [2020-10-28 15:33:34,946 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 1038 transitions. Word has length 171 [2020-10-28 15:33:34,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:33:34,947 INFO L481 AbstractCegarLoop]: Abstraction has 657 states and 1038 transitions. [2020-10-28 15:33:34,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:33:34,947 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1038 transitions. [2020-10-28 15:33:34,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-28 15:33:34,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:33:34,952 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:33:34,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:33:34,953 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:33:34,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:33:34,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1420413612, now seen corresponding path program 1 times [2020-10-28 15:33:34,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:33:34,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [271440252] [2020-10-28 15:33:34,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:33:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:35,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:35,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:35,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:35,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:35,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:35,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:35,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:39,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:40,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-28 15:33:40,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:33:40,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-28 15:33:40,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:40,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:40,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:33:40,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:33:40,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 173 [2020-10-28 15:33:40,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,358 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:33:41,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:41,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-28 15:33:41,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:41,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:33:41,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:33:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:41,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:41,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:41,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:33:41,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:33:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:41,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:41,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:33:41,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:33:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:41,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:41,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:41,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:33:41,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:33:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:41,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:41,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:41,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:33:41,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:33:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:41,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:41,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:33:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:41,814 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:33:41,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:42,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:42,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:43,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:43,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:43,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:46,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:33:46,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:47,048 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:33:47,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:47,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:47,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 15:33:47,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:47,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 667 [2020-10-28 15:33:47,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:47,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:47,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:47,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:33:47,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:33:47,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:47,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:47,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:47,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:47,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:47,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:47,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:47,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:47,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:47,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:47,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:47,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:47,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:47,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:47,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 15:33:47,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 15:33:47,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:47,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:33:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 15:33:47,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:47,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:33:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:47,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:47,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:47,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:47,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:33:47,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:47,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:47,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:47,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:47,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:33:47,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:47,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:47,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:47,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:47,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:47,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:47,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:47,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:47,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:47,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:47,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:47,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:47,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-28 15:33:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:47,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:47,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:48,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:33:48,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:48,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 449 [2020-10-28 15:33:48,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:48,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:48,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:48,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:33:48,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:48,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:48,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:48,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:48,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:48,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:48,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:48,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:48,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:48,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:48,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:48,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:48,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:48,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:48,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:48,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:33:48,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:48,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:33:48,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:48,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:48,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:33:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:48,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:48,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:48,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:48,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:48,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:48,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:48,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:48,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:48,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:48,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:48,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:48,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:48,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:48,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:48,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:48,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 15:33:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:48,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:48,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:49,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:49,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 993 [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:49,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:49,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:49,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:49,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:49,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:49,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:33:50,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:33:50,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 752 [2020-10-28 15:33:50,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:33:50,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:50,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:50,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:50,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:50,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:50,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:33:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:50,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:50,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:33:50,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:33:50,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:50,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:50,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:50,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:50,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:33:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:50,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:50,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:33:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:33:50,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:50,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:33:50,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:33:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:33:50,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:50,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:50,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:50,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,391 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 15:33:50,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [271440252] [2020-10-28 15:33:50,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:33:50,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 15:33:50,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615621567] [2020-10-28 15:33:50,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:33:50,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:33:50,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:33:50,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:33:50,393 INFO L87 Difference]: Start difference. First operand 657 states and 1038 transitions. Second operand 11 states. [2020-10-28 15:33:51,963 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:33:53,699 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-28 15:33:56,263 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:34:00,990 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:34:12,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:34:12,221 INFO L93 Difference]: Finished difference Result 1598 states and 2663 transitions. [2020-10-28 15:34:12,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:34:12,225 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 172 [2020-10-28 15:34:12,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:34:12,233 INFO L225 Difference]: With dead ends: 1598 [2020-10-28 15:34:12,233 INFO L226 Difference]: Without dead ends: 998 [2020-10-28 15:34:12,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=189, Invalid=461, Unknown=0, NotChecked=0, Total=650 [2020-10-28 15:34:12,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2020-10-28 15:34:12,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 657. [2020-10-28 15:34:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-10-28 15:34:12,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 1028 transitions. [2020-10-28 15:34:12,438 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 1028 transitions. Word has length 172 [2020-10-28 15:34:12,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:34:12,438 INFO L481 AbstractCegarLoop]: Abstraction has 657 states and 1028 transitions. [2020-10-28 15:34:12,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:34:12,439 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1028 transitions. [2020-10-28 15:34:12,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-28 15:34:12,444 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:34:12,444 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:34:12,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:34:12,445 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:34:12,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:34:12,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1395186253, now seen corresponding path program 1 times [2020-10-28 15:34:12,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:34:12,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [272665572] [2020-10-28 15:34:12,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:34:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:12,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:12,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:12,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:12,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:12,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:13,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:13,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:16,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:17,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:17,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-28 15:34:17,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:34:17,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-28 15:34:17,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:17,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:17,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:34:17,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:34:17,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 173 [2020-10-28 15:34:17,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:18,809 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:34:18,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:34:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:18,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:18,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:18,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:18,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-28 15:34:18,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:18,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:18,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:18,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:18,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:34:18,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:18,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:34:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:18,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:18,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:18,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:18,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:18,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:18,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:18,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:18,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:18,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:34:18,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:18,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:34:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:18,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:18,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:18,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:18,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:18,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:18,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:18,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:34:18,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:18,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:34:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:18,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:18,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:18,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:18,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:18,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:18,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:18,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:18,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:18,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:34:18,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:18,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:34:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:18,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:18,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:18,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:18,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:18,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:18,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:18,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:34:18,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:18,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:34:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:18,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:18,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:18,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:18,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:18,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:18,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:34:18,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:19,263 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:34:19,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:34:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:19,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:21,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:34:24,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,482 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:34:24,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:34:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1281 [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:34:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:34:25,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:25,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:25,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:25,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:25,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:25,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:25,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:25,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:25,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:25,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:25,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:25,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:25,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:34:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:25,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:25,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 15:34:25,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:25,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 15:34:25,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:25,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:25,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:34:25,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 15:34:25,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:34:25,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:25,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:34:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:25,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:25,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:25,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:25,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 15:34:25,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:25,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:25,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:34:25,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:34:25,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:34:25,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:26,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:26,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:26,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:26,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:26,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:34:26,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:26,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:26,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 15:34:26,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:26,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:34:26,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:26,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-28 15:34:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:26,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:26,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:34:26,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:34:26,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 636 [2020-10-28 15:34:26,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:26,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:26,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:26,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:34:26,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:26,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:26,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:26,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:26,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:26,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:26,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:26,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:26,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:26,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:34:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:26,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:26,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:34:26,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:26,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:34:26,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:26,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:26,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:26,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:26,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:26,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:26,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:34:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:26,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:26,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:26,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:26,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:26,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:26,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:26,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:26,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:26,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:26,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:26,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:26,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:26,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:26,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:26,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:26,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:26,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:26,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:26,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 15:34:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:26,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:26,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:34:28,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:34:28,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1386 [2020-10-28 15:34:28,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:34:28,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:34:28,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 741 [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:34:28,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:28,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:28,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:28,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:28,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:28,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:34:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:28,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:28,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:34:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:34:28,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:34:28,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:28,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:28,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:28,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:28,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:34:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:28,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:28,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:28,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:28,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:34:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:28,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:28,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:34:28,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:28,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:34:28,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:28,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:28,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:29,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:34:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:29,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:29,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:29,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:34:29,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:29,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:29,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:29,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:29,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:29,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:29,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:29,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:29,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:29,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:29,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:29,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:29,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:29,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:29,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:29,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:29,214 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-28 15:34:29,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [272665572] [2020-10-28 15:34:29,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:34:29,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 15:34:29,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709232926] [2020-10-28 15:34:29,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 15:34:29,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:34:29,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 15:34:29,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-28 15:34:29,216 INFO L87 Difference]: Start difference. First operand 657 states and 1028 transitions. Second operand 14 states. [2020-10-28 15:34:31,027 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:34:32,988 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:34:34,523 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-28 15:34:35,897 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-28 15:34:38,516 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:34:43,826 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:34:57,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:34:57,010 INFO L93 Difference]: Finished difference Result 1615 states and 2684 transitions. [2020-10-28 15:34:57,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 15:34:57,014 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 172 [2020-10-28 15:34:57,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:34:57,023 INFO L225 Difference]: With dead ends: 1615 [2020-10-28 15:34:57,024 INFO L226 Difference]: Without dead ends: 1027 [2020-10-28 15:34:57,027 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=233, Invalid=823, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 15:34:57,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2020-10-28 15:34:57,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 668. [2020-10-28 15:34:57,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 668 states. [2020-10-28 15:34:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 1047 transitions. [2020-10-28 15:34:57,278 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 1047 transitions. Word has length 172 [2020-10-28 15:34:57,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:34:57,279 INFO L481 AbstractCegarLoop]: Abstraction has 668 states and 1047 transitions. [2020-10-28 15:34:57,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 15:34:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1047 transitions. [2020-10-28 15:34:57,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-28 15:34:57,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:34:57,285 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:34:57,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:34:57,285 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:34:57,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:34:57,286 INFO L82 PathProgramCache]: Analyzing trace with hash -460160940, now seen corresponding path program 1 times [2020-10-28 15:34:57,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:34:57,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [738064635] [2020-10-28 15:34:57,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:34:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:57,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:57,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:57,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:57,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:57,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:57,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:58,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:58,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking...