/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:15:24,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:15:24,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:15:24,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:15:24,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:15:24,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:15:24,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:15:24,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:15:24,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:15:24,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:15:24,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:15:24,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:15:24,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:15:24,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:15:24,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:15:24,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:15:24,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:15:24,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:15:24,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:15:24,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:15:24,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:15:24,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:15:24,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:15:24,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:15:24,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:15:24,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:15:24,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:15:24,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:15:24,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:15:24,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:15:24,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:15:24,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:15:24,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:15:24,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:15:24,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:15:24,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:15:24,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:15:24,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:15:24,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:15:24,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:15:24,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:15:24,850 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 [2020-10-29 10:15:24,916 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:15:24,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:15:24,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:15:24,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:15:24,921 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:15:24,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:15:24,922 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:15:24,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:15:24,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:15:24,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:15:24,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:15:24,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:15:24,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:15:24,926 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:15:24,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:15:24,927 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:15:24,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:15:24,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:15:24,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:15:24,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:15:24,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:15:24,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:15:24,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:15:24,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:15:24,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:15:24,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:15:24,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:15:24,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:15:24,940 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:15:24,943 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:15:25,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:15:25,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:15:25,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:15:25,423 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:15:25,424 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:15:25,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product26.cil.c [2020-10-29 10:15:25,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d15ca6ed7/6422e3e6dbcc49c1a5e4c73d85e56c26/FLAG198b69e37 [2020-10-29 10:15:26,333 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:15:26,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product26.cil.c [2020-10-29 10:15:26,372 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d15ca6ed7/6422e3e6dbcc49c1a5e4c73d85e56c26/FLAG198b69e37 [2020-10-29 10:15:26,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d15ca6ed7/6422e3e6dbcc49c1a5e4c73d85e56c26 [2020-10-29 10:15:26,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:15:26,445 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:15:26,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:15:26,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:15:26,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:15:26,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:15:26" (1/1) ... [2020-10-29 10:15:26,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea8bca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:26, skipping insertion in model container [2020-10-29 10:15:26,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:15:26" (1/1) ... [2020-10-29 10:15:26,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:15:26,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:15:27,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:15:27,279 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:15:27,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:15:27,483 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:15:27,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27 WrapperNode [2020-10-29 10:15:27,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:15:27,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:15:27,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:15:27,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:15:27,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... [2020-10-29 10:15:27,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... [2020-10-29 10:15:27,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... [2020-10-29 10:15:27,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... [2020-10-29 10:15:27,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... [2020-10-29 10:15:27,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... [2020-10-29 10:15:27,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... [2020-10-29 10:15:27,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:15:27,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:15:27,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:15:27,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:15:27,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:15:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:15:27,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:15:27,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:15:27,830 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:15:27,830 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:15:27,830 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:15:27,831 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:15:27,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:15:27,831 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:15:27,831 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:15:27,831 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:15:27,831 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-29 10:15:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:15:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:15:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:15:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:15:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:15:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:15:27,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:15:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:15:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:15:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:15:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:15:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:15:27,833 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__empty [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__empty [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:15:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:15:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:15:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:15:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:15:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:15:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:15:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:15:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:15:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:15:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 10:15:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-29 10:15:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-29 10:15:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-29 10:15:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:15:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:15:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:15:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:15:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:15:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:15:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:15:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:15:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:15:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:15:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:15:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:15:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:15:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:15:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:15:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:15:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:15:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:15:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:15:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:15:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:15:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:15:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:15:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:15:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:15:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:15:27,841 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:15:27,841 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:15:27,841 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:15:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:15:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:15:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:15:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:15:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:15:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:15:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:15:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:15:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:15:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:15:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:15:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:15:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:15:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:15:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:15:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:15:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:15:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:15:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:15:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:15:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:15:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:15:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-29 10:15:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:15:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:15:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:15:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:15:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:15:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:15:27,847 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:15:27,847 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:15:27,847 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:15:27,847 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:15:27,847 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__empty [2020-10-29 10:15:27,847 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-29 10:15:27,847 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__empty [2020-10-29 10:15:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:15:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:15:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:15:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:15:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:15:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:15:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:15:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:15:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:15:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:15:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:15:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:15:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:15:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:15:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:15:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:15:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:15:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:15:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 10:15:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-29 10:15:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-29 10:15:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:15:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:15:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:15:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:15:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:15:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:15:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:15:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:15:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:15:27,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:15:27,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:15:27,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:15:30,383 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:15:30,383 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:15:30,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:15:30 BoogieIcfgContainer [2020-10-29 10:15:30,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:15:30,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:15:30,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:15:30,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:15:30,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:15:26" (1/3) ... [2020-10-29 10:15:30,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31abd5b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:15:30, skipping insertion in model container [2020-10-29 10:15:30,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:15:27" (2/3) ... [2020-10-29 10:15:30,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31abd5b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:15:30, skipping insertion in model container [2020-10-29 10:15:30,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:15:30" (3/3) ... [2020-10-29 10:15:30,449 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product26.cil.c [2020-10-29 10:15:30,462 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:15:30,468 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:15:30,482 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:15:30,516 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:15:30,517 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:15:30,517 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:15:30,517 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:15:30,517 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:15:30,517 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:15:30,517 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:15:30,518 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:15:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states. [2020-10-29 10:15:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-29 10:15:30,577 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:15:30,578 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 10:15:30,579 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]=== [2020-10-29 10:15:30,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:15:30,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1021792729, now seen corresponding path program 1 times [2020-10-29 10:15:30,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:15:30,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [401185182] [2020-10-29 10:15:30,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:15:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:31,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:31,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:32,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:33,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:34,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:36,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:36,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 10:15:36,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:15:36,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5090 [2020-10-29 10:15:36,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:36,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-29 10:15:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:15:36,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:15:37,368 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:15:37,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:15:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:37,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:37,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:37,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:37,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-29 10:15:37,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:37,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:37,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:37,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:15:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:37,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:37,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:15:37,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:37,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:37,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:37,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:37,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:37,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:37,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:37,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:37,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:15:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:37,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:37,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:15:37,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:37,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:37,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:37,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:37,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:37,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:37,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:37,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:37,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:15:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:37,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:37,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:37,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:37,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:37,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:37,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:37,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:37,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:15:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:37,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:37,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:15:37,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:37,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:37,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:37,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:37,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:37,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:37,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:37,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:37,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:15:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:37,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:37,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:37,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:37,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:15:37,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:37,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:37,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:37,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:37,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:37,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:37,826 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:15:37,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:15:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:37,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:37,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:38,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:38,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:38,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:38,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:40,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:40,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:40,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:42,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:42,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-29 10:15:42,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 10:15:42,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 10:15:42,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:42,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:42,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:42,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:15:42,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:15:42,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:15:43,098 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:15:43,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:15:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:43,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:43,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:43,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:43,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:43,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:44,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 10:15:44,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:15:44,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1050 [2020-10-29 10:15:44,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:44,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:44,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:44,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:15:44,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:15:44,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:44,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:44,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:44,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:15:44,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:15:44,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:15:44,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:44,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:15:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:15:44,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:44,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:15:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:44,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:44,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:15:44,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:15:44,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 273 [2020-10-29 10:15:44,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:44,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:44,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:44,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:15:44,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:15:44,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:44,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:15:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:44,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:44,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:15:44,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:44,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:15:44,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:44,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:15:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:15:44,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:44,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:44,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:44,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:15:44,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:44,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:15:44,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:44,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:44,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:44,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:44,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:44,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:15:44,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:15:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:44,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:44,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:45,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:45,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:45,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 10:15:45,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:15:45,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1222 [2020-10-29 10:15:45,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:45,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:45,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:15:45,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:15:45,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:15:45,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:15:46,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:15:46,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:15:46,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:15:46,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:46,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:46,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:15:46,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:15:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:15:46,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:15:46,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 289 [2020-10-29 10:15:46,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:15:46,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:15:46,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:15:46,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:15:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:15:46,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:46,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:15:46,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:15:46,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:46,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:15:46,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:15:46,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:46,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:15:46,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:46,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:15:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:15:46,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:15:46,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-29 10:15:46,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-29 10:15:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:46,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:15:46,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:46,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:15:46,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:46,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:46,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:46,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:46,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:46,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:46,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:46,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:46,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:46,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:15:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:15:46,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:46,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:15:46,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:46,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:46,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:15:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:15:46,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:15:46,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:15:46,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:15:46,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:15:46,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:15:46,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:15:46,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:15:46,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:15:46,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:15:46,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:15:46,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:15:46,816 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-29 10:15:46,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [401185182] [2020-10-29 10:15:46,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:15:46,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 10:15:46,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125594231] [2020-10-29 10:15:46,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 10:15:46,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:15:46,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 10:15:46,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2020-10-29 10:15:46,844 INFO L87 Difference]: Start difference. First operand 779 states. Second operand 18 states. [2020-10-29 10:15:49,915 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:15:51,377 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:15:53,014 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:16:16,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:16:16,973 INFO L93 Difference]: Finished difference Result 1505 states and 2535 transitions. [2020-10-29 10:16:16,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 10:16:16,975 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 117 [2020-10-29 10:16:16,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:16:17,029 INFO L225 Difference]: With dead ends: 1505 [2020-10-29 10:16:17,029 INFO L226 Difference]: Without dead ends: 885 [2020-10-29 10:16:17,051 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=114, Invalid=536, Unknown=0, NotChecked=0, Total=650 [2020-10-29 10:16:17,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2020-10-29 10:16:17,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 615. [2020-10-29 10:16:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615 states. [2020-10-29 10:16:17,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 978 transitions. [2020-10-29 10:16:17,436 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 978 transitions. Word has length 117 [2020-10-29 10:16:17,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:16:17,437 INFO L481 AbstractCegarLoop]: Abstraction has 615 states and 978 transitions. [2020-10-29 10:16:17,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 10:16:17,437 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 978 transitions. [2020-10-29 10:16:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-29 10:16:17,452 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:16:17,453 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 10:16:17,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:16:17,454 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]=== [2020-10-29 10:16:17,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:16:17,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1990990844, now seen corresponding path program 1 times [2020-10-29 10:16:17,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:16:17,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [397813913] [2020-10-29 10:16:17,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:16:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:17,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:17,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:17,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:17,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:18,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:18,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:19,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:22,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:22,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-29 10:16:22,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:16:22,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-29 10:16:22,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:22,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:16:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-29 10:16:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:16:22,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:23,864 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:16:23,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:16:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:23,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:23,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:23,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:16:23,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:23,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 10:16:23,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:23,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:23,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:23,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:23,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:23,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:23,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:16:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:23,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:23,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:23,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:16:23,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:23,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:16:23,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:23,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:23,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:23,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:23,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:23,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:23,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:16:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:23,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:23,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:23,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:16:23,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:23,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:16:23,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:23,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:23,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:23,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:16:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:23,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:23,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:23,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:16:23,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:23,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:16:23,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:23,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:23,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:23,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:23,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:23,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:23,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:16:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:23,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:23,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:23,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:16:23,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:23,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:16:23,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:23,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:23,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:23,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:23,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:23,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:24,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:16:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:24,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:24,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:16:24,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:24,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:16:24,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:24,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:24,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:24,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:24,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:24,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:24,269 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:16:24,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:16:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:24,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:24,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:28,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:28,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:29,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:29,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-29 10:16:29,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 10:16:29,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 10:16:29,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:29,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:29,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:16:29,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 10:16:29,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:16:29,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:16:29,499 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:16:29,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:16:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:29,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:29,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:29,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:29,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:29,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:29,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:30,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 10:16:30,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 984 [2020-10-29 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:16:30,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:16:30,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:30,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:16:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:30,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:16:30,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:16:30,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:16:30,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:30,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:30,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:16:30,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:30,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:16:30,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:30,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:16:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:30,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:30,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 10:16:30,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:16:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-29 10:16:30,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:30,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:16:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:16:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:16:30,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:30,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:16:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:30,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:30,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:16:30,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:30,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:16:30,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:30,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:30,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:16:30,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:30,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:16:30,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:16:30,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:16:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:30,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:30,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:16:30,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:30,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:16:30,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:30,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:30,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:16:30,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 10:16:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:30,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:30,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:31,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 10:16:31,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:16:31,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 850 [2020-10-29 10:16:31,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:31,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:31,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:16:31,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:16:31,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:16:31,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:31,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:16:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:31,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:31,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:16:31,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:16:31,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:16:31,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:31,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:16:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:16:31,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:16:31,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:16:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:31,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:31,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 10:16:31,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:16:31,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-29 10:16:31,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:31,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:31,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:16:31,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:16:31,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:16:31,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:31,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:16:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:31,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:31,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:16:31,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:31,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:16:31,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:31,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:31,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:16:31,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:31,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:16:31,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:16:31,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:16:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:31,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:31,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:31,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:16:31,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:31,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:16:31,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:31,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:31,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:32,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:16:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:32,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:32,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:32,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 10:16:32,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:32,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 10:16:32,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:32,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:32,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:32,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-29 10:16:32,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:32,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:32,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:16:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:32,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:32,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:32,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:16:32,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:32,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:16:32,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:32,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:32,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:16:32,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:16:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:32,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:32,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:32,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:16:32,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:32,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:16:32,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:32,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:32,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:32,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:32,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:32,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:32,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:16:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:32,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:32,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:32,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:16:32,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:32,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:16:32,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:32,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:32,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:32,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:16:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:16:32,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:16:32,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:16:32,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:16:32,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:16:32,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:16:32,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:16:32,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:16:32,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:16:32,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:16:32,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:16:32,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:16:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-29 10:16:32,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [397813913] [2020-10-29 10:16:32,226 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:16:32,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-29 10:16:32,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695089037] [2020-10-29 10:16:32,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 10:16:32,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:16:32,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 10:16:32,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-29 10:16:32,229 INFO L87 Difference]: Start difference. First operand 615 states and 978 transitions. Second operand 14 states. [2020-10-29 10:16:34,547 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:16:35,848 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:16:37,148 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:16:38,540 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:16:42,296 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:16:43,485 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:17:02,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:17:02,257 INFO L93 Difference]: Finished difference Result 1497 states and 2512 transitions. [2020-10-29 10:17:02,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 10:17:02,258 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 123 [2020-10-29 10:17:02,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:17:02,268 INFO L225 Difference]: With dead ends: 1497 [2020-10-29 10:17:02,269 INFO L226 Difference]: Without dead ends: 907 [2020-10-29 10:17:02,273 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=140, Invalid=672, Unknown=0, NotChecked=0, Total=812 [2020-10-29 10:17:02,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2020-10-29 10:17:02,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 615. [2020-10-29 10:17:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615 states. [2020-10-29 10:17:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 973 transitions. [2020-10-29 10:17:02,467 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 973 transitions. Word has length 123 [2020-10-29 10:17:02,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:17:02,468 INFO L481 AbstractCegarLoop]: Abstraction has 615 states and 973 transitions. [2020-10-29 10:17:02,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 10:17:02,468 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 973 transitions. [2020-10-29 10:17:02,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-29 10:17:02,471 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:17:02,471 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:17:02,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 10:17:02,472 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]=== [2020-10-29 10:17:02,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:17:02,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1727671832, now seen corresponding path program 1 times [2020-10-29 10:17:02,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:17:02,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [970712933] [2020-10-29 10:17:02,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:17:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:02,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:02,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:02,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:02,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:03,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:04,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:07,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:07,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-29 10:17:07,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:17:07,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-29 10:17:07,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:07,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:07,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:07,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-29 10:17:07,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:17:07,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:17:08,770 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:17:08,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:17:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:08,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:08,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:08,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:08,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:08,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 10:17:08,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:08,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:08,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:08,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:08,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:08,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:17:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:08,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:08,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:08,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:08,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:08,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:08,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:08,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:08,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:08,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:08,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:08,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:08,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:17:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:08,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:08,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:08,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:08,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:08,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:08,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:08,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:08,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:08,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:17:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:08,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:08,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:08,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:08,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:08,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:08,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:08,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:08,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:08,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:17:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:08,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:08,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:08,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:08,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:08,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:08,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:08,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:08,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:08,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:08,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:17:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:08,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:08,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:08,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:08,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:08,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:08,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:08,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:08,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:08,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:08,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:08,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:09,126 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:17:09,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:17:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:09,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:09,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:09,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:09,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:09,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:09,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:10,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:11,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:11,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:14,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:14,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-29 10:17:14,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 10:17:14,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 10:17:14,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:14,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:14,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:14,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 10:17:14,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:17:14,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:14,369 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:17:14,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:17:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:14,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:14,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:14,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:14,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:14,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:15,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 10:17:15,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:17:15,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 848 [2020-10-29 10:17:15,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:15,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:15,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:15,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:17:15,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:17:15,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:15,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:15,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:15,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:17:15,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:15,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:17:15,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:15,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:15,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:15,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:15,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:17:15,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:15,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:17:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:15,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:15,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:17:15,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:17:15,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 194 [2020-10-29 10:17:15,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:15,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:17:15,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:15,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:17:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:15,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:15,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:17:15,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:15,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:17:15,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:15,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:15,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:15,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:15,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:17:15,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:15,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:15,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:15,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:15,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:15,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:15,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:15,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:15,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:15,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:15,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:15,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:15,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 10:17:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:15,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:15,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 10:17:16,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:17:16,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 516 [2020-10-29 10:17:16,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:16,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:17:16,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:17:16,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:17:16,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:16,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:17:16,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:16,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:16,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:17:16,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:17:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:17:16,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:17:16,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-29 10:17:16,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:17:16,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:16,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:17:16,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:17:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:17:16,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:16,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:17:16,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:16,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:16,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:17:16,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:16,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:16,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:16,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:16,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:16,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:16,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-29 10:17:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 10:17:16,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:16,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 10:17:16,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:16,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-29 10:17:16,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:16,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:17:16,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:16,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 10:17:16,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:16,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:16,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:16,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:16,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:16,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:16,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:16,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:16,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:16,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:17:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:17:16,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:16,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:16,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:16,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:16,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:16,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:16,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:16,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:16,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:16,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:16,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:16,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:16,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:16,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-29 10:17:16,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [970712933] [2020-10-29 10:17:16,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:17:16,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 10:17:16,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744642988] [2020-10-29 10:17:16,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 10:17:16,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:17:16,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 10:17:16,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2020-10-29 10:17:16,722 INFO L87 Difference]: Start difference. First operand 615 states and 973 transitions. Second operand 18 states. [2020-10-29 10:17:19,483 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:17:20,745 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:17:22,226 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:17:23,531 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:17:28,003 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:17:29,359 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:17:30,694 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:17:53,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:17:53,113 INFO L93 Difference]: Finished difference Result 1538 states and 2557 transitions. [2020-10-29 10:17:53,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-29 10:17:53,114 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 125 [2020-10-29 10:17:53,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:17:53,123 INFO L225 Difference]: With dead ends: 1538 [2020-10-29 10:17:53,123 INFO L226 Difference]: Without dead ends: 951 [2020-10-29 10:17:53,127 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=258, Invalid=1074, Unknown=0, NotChecked=0, Total=1332 [2020-10-29 10:17:53,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 951 states. [2020-10-29 10:17:53,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 951 to 654. [2020-10-29 10:17:53,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2020-10-29 10:17:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 1036 transitions. [2020-10-29 10:17:53,353 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 1036 transitions. Word has length 125 [2020-10-29 10:17:53,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:17:53,353 INFO L481 AbstractCegarLoop]: Abstraction has 654 states and 1036 transitions. [2020-10-29 10:17:53,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 10:17:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1036 transitions. [2020-10-29 10:17:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-29 10:17:53,356 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:17:53,356 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:17:53,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 10:17:53,357 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]=== [2020-10-29 10:17:53,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:17:53,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1874425001, now seen corresponding path program 1 times [2020-10-29 10:17:53,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:17:53,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [429973577] [2020-10-29 10:17:53,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:17:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:53,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:53,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:54,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:58,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:58,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-29 10:17:58,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:17:58,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-29 10:17:58,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:58,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:58,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:58,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-29 10:17:58,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:17:58,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:59,694 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:17:59,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:17:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:59,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:59,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:59,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:59,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:59,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 10:17:59,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:59,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:59,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:59,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:59,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:59,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:59,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:17:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:59,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:59,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:59,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:59,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:59,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:59,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:59,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:59,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:59,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:17:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:59,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:59,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:59,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:59,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:59,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:59,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:59,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:59,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:59,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:17:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:59,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:59,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:59,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:59,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:59,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:59,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:59,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:59,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:59,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:59,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:59,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:17:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:59,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:59,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:59,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:59,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:59,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:17:59,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:59,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:59,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:59,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:59,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:59,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:59,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:17:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:59,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:59,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:59,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:59,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:59,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:59,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:59,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:00,061 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:18:00,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:18:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:00,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:00,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:00,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:00,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:00,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:00,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:00,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:00,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:05,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-29 10:18:05,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:18:05,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 10:18:05,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:05,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:05,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:05,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 10:18:05,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:18:05,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:05,270 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:18:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:18:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:05,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:05,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:18:05,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:18:05,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 557 [2020-10-29 10:18:05,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:05,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:18:05,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:18:05,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:05,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:05,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:05,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:18:05,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:18:05,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:18:05,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:05,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:18:05,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:05,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:18:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:05,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:05,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 10:18:06,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:18:06,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-29 10:18:06,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:18:06,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:18:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:18:06,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:18:06,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:18:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:18:06,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:18:06,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:06,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:06,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:06,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 10:18:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 329 [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:18:06,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:18:06,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:18:06,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:18:06,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:18:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:18:06,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:18:06,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-29 10:18:06,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:18:06,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:06,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:18:06,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:18:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:18:06,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:18:06,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:18:06,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:18:06,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:18:06,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:18:06,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:06,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:06,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 10:18:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 10:18:06,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 10:18:06,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-29 10:18:06,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:06,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:06,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:06,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:18:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:18:06,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:18:06,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:06,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:06,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:06,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:06,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:06,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:06,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:06,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:06,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:06,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:06,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:06,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:06,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:06,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:06,954 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-29 10:18:06,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [429973577] [2020-10-29 10:18:06,954 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:18:06,954 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 10:18:06,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173248313] [2020-10-29 10:18:06,955 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 10:18:06,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:18:06,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 10:18:06,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2020-10-29 10:18:06,956 INFO L87 Difference]: Start difference. First operand 654 states and 1036 transitions. Second operand 18 states. [2020-10-29 10:18:09,883 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:18:11,211 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:18:12,657 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-29 10:18:13,920 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:18:17,189 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:18:18,530 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:18:29,458 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:18:30,751 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:18:43,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:18:43,961 INFO L93 Difference]: Finished difference Result 1624 states and 2701 transitions. [2020-10-29 10:18:43,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-29 10:18:43,962 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 128 [2020-10-29 10:18:43,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:18:43,971 INFO L225 Difference]: With dead ends: 1624 [2020-10-29 10:18:43,972 INFO L226 Difference]: Without dead ends: 972 [2020-10-29 10:18:43,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=254, Invalid=1306, Unknown=0, NotChecked=0, Total=1560 [2020-10-29 10:18:43,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2020-10-29 10:18:44,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 670. [2020-10-29 10:18:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 670 states. [2020-10-29 10:18:44,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 1047 transitions. [2020-10-29 10:18:44,170 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 1047 transitions. Word has length 128 [2020-10-29 10:18:44,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:18:44,171 INFO L481 AbstractCegarLoop]: Abstraction has 670 states and 1047 transitions. [2020-10-29 10:18:44,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 10:18:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1047 transitions. [2020-10-29 10:18:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-29 10:18:44,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:18:44,174 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 10:18:44,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 10:18:44,175 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]=== [2020-10-29 10:18:44,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:18:44,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1425225898, now seen corresponding path program 1 times [2020-10-29 10:18:44,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:18:44,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [876523596] [2020-10-29 10:18:44,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:18:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:44,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:46,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:49,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:49,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-29 10:18:49,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:18:49,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-29 10:18:49,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:49,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:49,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:18:49,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-29 10:18:49,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:18:49,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:18:50,506 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:18:50,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:18:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:50,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:50,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:50,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:18:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:50,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:50,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:18:50,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:50,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:50,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:50,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:50,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:50,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:50,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:50,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:50,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:18:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:50,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:50,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:18:50,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:50,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:50,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:50,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:50,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:50,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:50,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:50,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:50,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:18:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:50,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:50,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:50,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:50,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:50,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:50,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:50,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:50,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:50,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:50,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:18:50,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:18:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:50,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:50,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:18:50,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:50,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:50,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:50,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:50,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:50,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:50,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:50,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:50,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:18:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:50,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:50,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:50,917 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:18:50,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:18:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:50,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:50,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:51,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:51,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:51,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:51,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:51,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:55,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:55,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 10:18:55,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:18:55,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 10:18:55,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:55,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:18:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 10:18:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:18:55,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:56,122 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:18:56,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:18:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:56,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:56,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:56,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:56,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:56,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:56,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1258 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:18:57,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:57,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:57,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:57,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:18:57,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:18:57,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:18:57,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:57,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:18:57,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:57,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:18:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:57,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 10:18:57,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:18:57,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:57,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:18:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:57,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:57,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:18:57,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:18:57,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 10:18:57,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:57,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:57,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:18:57,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:57,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:18:57,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:57,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:57,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:57,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:18:57,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:57,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:18:57,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:57,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:57,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:18:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:18:57,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:57,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 10:18:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:57,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:57,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 460 [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:18:58,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:18:58,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:18:58,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:18:58,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:18:58,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:58,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:58,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 10:18:58,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:18:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:18:58,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:18:58,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-29 10:18:58,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:18:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:18:58,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:18:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:18:58,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:58,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:18:58,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:18:58,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:58,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:18:58,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:18:58,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:58,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:58,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:58,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:58,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:58,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 10:18:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-29 10:18:58,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:58,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:18:58,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:58,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:18:58,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:58,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:58,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:58,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:58,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:58,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:18:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:18:58,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:58,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:58,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:58,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:58,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:58,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:58,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:58,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 10:18:58,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [876523596] [2020-10-29 10:18:58,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:18:58,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 10:18:58,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513788376] [2020-10-29 10:18:58,629 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 10:18:58,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:18:58,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 10:18:58,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2020-10-29 10:18:58,630 INFO L87 Difference]: Start difference. First operand 670 states and 1047 transitions. Second operand 19 states. [2020-10-29 10:19:02,643 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:19:03,969 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 423