/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:23:39,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:23:39,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:23:39,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:23:39,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:23:39,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:23:39,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:23:39,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:23:39,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:23:39,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:23:39,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:23:39,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:23:39,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:23:39,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:23:39,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:23:39,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:23:39,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:23:39,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:23:39,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:23:39,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:23:39,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:23:39,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:23:39,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:23:39,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:23:39,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:23:39,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:23:39,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:23:39,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:23:39,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:23:39,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:23:39,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:23:39,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:23:39,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:23:39,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:23:39,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:23:39,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:23:39,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:23:39,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:23:39,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:23:39,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:23:39,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:23:39,740 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 [2020-10-15 00:23:39,763 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:23:39,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:23:39,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:23:39,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:23:39,765 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:23:39,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:23:39,766 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:23:39,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:23:39,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:23:39,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:23:39,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:23:39,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:23:39,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:23:39,767 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:23:39,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:23:39,767 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:23:39,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:23:39,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:23:39,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:23:39,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:23:39,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:23:39,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:23:39,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:23:39,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:23:39,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:23:39,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:23:39,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:23:39,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:23:39,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:23:39,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:23:40,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:23:40,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:23:40,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:23:40,095 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:23:40,095 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:23:40,096 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product17.cil.c [2020-10-15 00:23:40,169 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/57d9dfce8/984cc787718840d88bf83187b8dd3c42/FLAG847c94894 [2020-10-15 00:23:40,817 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:23:40,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product17.cil.c [2020-10-15 00:23:40,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/57d9dfce8/984cc787718840d88bf83187b8dd3c42/FLAG847c94894 [2020-10-15 00:23:40,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/57d9dfce8/984cc787718840d88bf83187b8dd3c42 [2020-10-15 00:23:40,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:23:40,976 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:23:40,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:23:40,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:23:40,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:23:40,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:23:40" (1/1) ... [2020-10-15 00:23:40,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627c2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:40, skipping insertion in model container [2020-10-15 00:23:40,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:23:40" (1/1) ... [2020-10-15 00:23:40,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:23:41,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:23:41,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:23:41,753 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:23:41,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:23:41,971 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:23:41,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41 WrapperNode [2020-10-15 00:23:41,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:23:41,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:23:41,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:23:41,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:23:41,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (1/1) ... [2020-10-15 00:23:41,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (1/1) ... [2020-10-15 00:23:42,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (1/1) ... [2020-10-15 00:23:42,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (1/1) ... [2020-10-15 00:23:42,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (1/1) ... [2020-10-15 00:23:42,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (1/1) ... [2020-10-15 00:23:42,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (1/1) ... [2020-10-15 00:23:42,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:23:42,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:23:42,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:23:42,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:23:42,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (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 [2020-10-15 00:23:42,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:23:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:23:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:23:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:23:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:23:42,260 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:23:42,260 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:23:42,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:23:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:23:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:23:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:23:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:23:42,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:23:42,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:23:42,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:23:42,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:23:42,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:23:42,265 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:23:42,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:23:42,265 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:23:42,265 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:23:42,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:23:42,266 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:23:42,266 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:23:42,267 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:23:42,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:23:42,268 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:23:42,268 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:23:42,268 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:23:42,268 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:23:42,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:23:42,269 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:23:42,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:23:42,269 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:23:42,269 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:23:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:23:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:23:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:23:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:23:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:23:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:23:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:23:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:23:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:23:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:23:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:23:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:23:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:23:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 00:23:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-15 00:23:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-15 00:23:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-15 00:23:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:23:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:23:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:23:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:23:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:23:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:23:42,275 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:23:42,275 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:23:42,275 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:23:42,275 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:23:42,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:23:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:23:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:23:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:23:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:23:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:23:42,277 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:23:42,277 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:23:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:23:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:23:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:23:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:23:42,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:23:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:23:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:23:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:23:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:23:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:23:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:23:42,281 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:23:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:23:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:23:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-15 00:23:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:23:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:23:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:23:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:23:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:23:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:23:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:23:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:23:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:23:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:23:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:23:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:23:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:23:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:23:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:23:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:23:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:23:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:23:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:23:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:23:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:23:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:23:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:23:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:23:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:23:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:23:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:23:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:23:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:23:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:23:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:23:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:23:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:23:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:23:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:23:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:23:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:23:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:23:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:23:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:23:42,292 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:23:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:23:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:23:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:23:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:23:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:23:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:23:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:23:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:23:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:23:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:23:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:23:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:23:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-15 00:23:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:23:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 00:23:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-15 00:23:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:23:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:23:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:23:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:23:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:23:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:23:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:23:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:23:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:23:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:23:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:23:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:23:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:23:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:23:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:23:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:23:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:23:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:23:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:23:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:23:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:23:44,533 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:23:44,534 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:23:44,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:23:44 BoogieIcfgContainer [2020-10-15 00:23:44,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:23:44,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:23:44,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:23:44,548 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:23:44,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:23:40" (1/3) ... [2020-10-15 00:23:44,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a9cd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:23:44, skipping insertion in model container [2020-10-15 00:23:44,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:23:41" (2/3) ... [2020-10-15 00:23:44,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a9cd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:23:44, skipping insertion in model container [2020-10-15 00:23:44,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:23:44" (3/3) ... [2020-10-15 00:23:44,551 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product17.cil.c [2020-10-15 00:23:44,562 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:23:44,572 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:23:44,587 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:23:44,616 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:23:44,616 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:23:44,616 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:23:44,616 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:23:44,616 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:23:44,617 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:23:44,617 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:23:44,617 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:23:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states. [2020-10-15 00:23:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-15 00:23:44,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:23:44,681 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:23:44,681 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:23:44,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:23:44,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1132113922, now seen corresponding path program 1 times [2020-10-15 00:23:44,698 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:23:44,698 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1589023468] [2020-10-15 00:23:44,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:23:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:45,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:45,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:45,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:45,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:46,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:47,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:47,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:50,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:50,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-15 00:23:50,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:23:50,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5079 [2020-10-15 00:23:50,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:50,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:50,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:23:50,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-15 00:23:50,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:23:50,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-15 00:23:51,803 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:23:51,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:23:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:51,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:51,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:51,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:51,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:51,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-15 00:23:51,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:51,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:51,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:51,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:23:51,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:51,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:51,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:51,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:23:51,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:51,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:51,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:51,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:51,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:51,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:51,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:51,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:51,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:23:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:51,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:51,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:51,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:23:51,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:51,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:51,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:51,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:51,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:51,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:51,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:51,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:23:51,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:23:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:51,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:51,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:51,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:51,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:51,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:51,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:51,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:51,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:51,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:51,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:51,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:51,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:23:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:51,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:51,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:51,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:23:51,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:51,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:23:51,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:51,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:51,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:51,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:23:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:51,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:51,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:51,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:51,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:51,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:51,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:51,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:51,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:51,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:51,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:51,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:52,176 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:23:52,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:23:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:52,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:52,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:52,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:52,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:52,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:52,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:52,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:52,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:55,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:57,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:57,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-15 00:23:57,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 00:23:57,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 00:23:57,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:57,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:57,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:23:57,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-15 00:23:57,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:23:57,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:57,399 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:23:57,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:23:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:57,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:57,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:57,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:57,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:57,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:57,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:58,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:58,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 00:23:58,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:23:58,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1264 [2020-10-15 00:23:58,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:58,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:58,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:23:58,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:23:58,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:23:58,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:58,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:58,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:58,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:58,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:58,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:23:58,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:23:58,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:23:58,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:58,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:58,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:23:58,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:23:58,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:23:58,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:58,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:23:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:58,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:58,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:58,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:58,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:58,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:58,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:23:58,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:23:58,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-10-15 00:23:58,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:58,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:58,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:23:58,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:23:58,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:23:58,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:59,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:23:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:59,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:59,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:59,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:23:59,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:23:59,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:59,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:59,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:59,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:59,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:23:59,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:59,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:59,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:59,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:59,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:23:59,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:23:59,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:59,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:59,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:59,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:59,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:59,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:59,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:23:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:59,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:59,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:59,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:59,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:59,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:00,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 00:24:00,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:24:00,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 943 [2020-10-15 00:24:00,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:00,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:00,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:24:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:24:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:24:00,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:00,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:00,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:00,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:24:00,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:24:00,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:24:00,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:00,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:24:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:24:00,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:00,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:24:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:00,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:00,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:24:00,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:24:00,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 359 [2020-10-15 00:24:00,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:00,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:00,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:24:00,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:24:00,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:24:00,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:00,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:24:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:00,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:00,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:24:00,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:00,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:24:00,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:00,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:24:00,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:00,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:00,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:00,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:24:00,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:00,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:24:00,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:00,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:00,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:00,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:00,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:00,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:00,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 00:24:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:00,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:00,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:04,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:04,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:05,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:05,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-15 00:24:05,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:24:05,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 00:24:05,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:05,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:05,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:24:05,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 00:24:05,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 00:24:05,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:05,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:05,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:05,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:05,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:05,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:05,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:08,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 00:24:08,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:24:08,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2691 [2020-10-15 00:24:08,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:08,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:08,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:24:08,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:24:08,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 00:24:08,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:08,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:08,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:08,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:24:08,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:08,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:24:08,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:08,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:08,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:24:08,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:08,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:24:08,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:08,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:08,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:08,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:24:08,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:08,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:24:08,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:08,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:08,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:24:08,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:08,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:24:08,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:08,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:24:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:08,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:08,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:24:08,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:24:08,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:24:08,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:08,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:08,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:24:08,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:08,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:24:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:08,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:08,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:24:08,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:24:08,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 00:24:08,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:08,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:08,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:24:08,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:24:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:24:08,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:08,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 00:24:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:08,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:08,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:24:08,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:08,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 00:24:08,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:08,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:08,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:24:08,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 00:24:08,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:24:08,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:08,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:08,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:08,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:08,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:08,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:24:08,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:08,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:24:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:08,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:24:08,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:24:09,083 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1589023468] [2020-10-15 00:24:09,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:24:09,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-15 00:24:09,086 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290203141] [2020-10-15 00:24:09,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-15 00:24:09,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:24:09,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-15 00:24:09,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=633, Unknown=0, NotChecked=0, Total=702 [2020-10-15 00:24:09,110 INFO L87 Difference]: Start difference. First operand 743 states. Second operand 27 states. [2020-10-15 00:24:11,414 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:24:12,865 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:24:13,695 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:24:14,729 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:24:18,572 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:24:19,384 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:24:19,786 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:24:21,054 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:24:21,779 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:24:21,953 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:24:23,497 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:24:24,454 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:24:25,216 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:24:26,743 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:24:27,508 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:24:29,513 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 399 DAG size of output: 394 [2020-10-15 00:24:30,362 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:24:32,081 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 398 DAG size of output: 393 [2020-10-15 00:24:36,169 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:24:36,972 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:24:37,808 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:24:38,616 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:24:39,902 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:24:40,715 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:24:44,279 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:24:46,186 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:24:46,843 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:24:48,490 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:24:49,432 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:24:50,271 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:24:51,531 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:24:52,308 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:24:53,168 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:24:53,738 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:24:56,168 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:24:57,110 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:24:57,273 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:24:59,782 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:25:01,638 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 399 DAG size of output: 395 [2020-10-15 00:25:08,492 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:25:09,128 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:25:10,642 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:25:47,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:25:47,292 INFO L93 Difference]: Finished difference Result 3665 states and 6774 transitions. [2020-10-15 00:25:47,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2020-10-15 00:25:47,296 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 138 [2020-10-15 00:25:47,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:25:47,369 INFO L225 Difference]: With dead ends: 3665 [2020-10-15 00:25:47,369 INFO L226 Difference]: Without dead ends: 3042 [2020-10-15 00:25:47,387 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3214 ImplicationChecksByTransitivity, 29.3s TimeCoverageRelationStatistics Valid=1450, Invalid=8650, Unknown=0, NotChecked=0, Total=10100 [2020-10-15 00:25:47,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3042 states. [2020-10-15 00:25:47,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3042 to 1859. [2020-10-15 00:25:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1859 states. [2020-10-15 00:25:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1859 states and 2997 transitions. [2020-10-15 00:25:47,985 INFO L78 Accepts]: Start accepts. Automaton has 1859 states and 2997 transitions. Word has length 138 [2020-10-15 00:25:47,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:25:47,986 INFO L479 AbstractCegarLoop]: Abstraction has 1859 states and 2997 transitions. [2020-10-15 00:25:47,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-15 00:25:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2997 transitions. [2020-10-15 00:25:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-15 00:25:47,994 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:25:47,994 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:25:47,995 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:25:47,995 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:25:47,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:25:47,996 INFO L82 PathProgramCache]: Analyzing trace with hash 350090739, now seen corresponding path program 1 times [2020-10-15 00:25:47,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:25:47,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [637088043] [2020-10-15 00:25:47,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:25:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:48,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:48,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:48,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:48,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:48,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:49,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:49,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:53,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:53,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-15 00:25:53,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:25:53,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-15 00:25:53,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:53,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:25:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-15 00:25:53,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:25:53,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:25:53,875 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:25:53,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:25:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:53,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:53,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:53,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:53,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:53,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-15 00:25:53,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:53,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:53,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:53,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:25:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:53,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:53,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:53,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:25:53,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:53,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:25:53,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:53,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:53,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:53,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:53,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:25:53,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:25:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:53,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:53,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:53,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:25:53,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:53,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:25:53,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:53,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:53,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:53,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:53,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:53,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:25:53,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:25:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:53,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:53,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:53,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:53,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:53,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:53,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:53,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:53,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:25:53,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:25:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:53,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:53,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:53,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:25:53,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:53,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:25:53,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:53,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:53,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:53,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:53,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:53,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:25:54,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:25:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:54,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:54,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:54,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:54,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:54,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:54,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:54,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:25:54,200 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:25:54,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:25:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:54,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:54,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:55,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:59,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:59,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-15 00:25:59,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 00:25:59,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-15 00:25:59,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:59,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:59,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:25:59,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-15 00:25:59,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:25:59,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:59,460 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:25:59,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:25:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:59,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:59,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:59,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:59,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:59,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:59,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:00,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 00:26:00,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:26:00,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 855 [2020-10-15 00:26:00,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:00,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:00,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:26:00,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:26:00,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:26:00,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:00,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:00,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:00,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:00,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:26:00,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:26:00,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:26:00,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:00,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:00,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:00,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:00,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:26:00,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:00,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:26:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:00,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:00,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:26:00,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:26:00,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 00:26:00,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:00,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:26:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:26:00,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:00,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:26:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:00,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:00,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:26:00,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:00,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:26:00,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:00,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:00,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:00,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:00,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:26:00,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:00,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:00,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:00,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:26:00,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:00,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:00,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:00,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:00,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:00,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 00:26:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:00,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:00,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:01,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 00:26:01,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:26:01,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 723 [2020-10-15 00:26:01,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:01,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:26:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:26:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:26:01,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:01,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:01,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:01,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:26:01,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:26:01,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:26:01,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:01,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:01,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:01,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:01,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:26:01,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:26:01,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:26:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:01,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:01,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:26:01,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:26:01,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 191 [2020-10-15 00:26:01,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:01,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:01,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:01,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:26:01,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:26:01,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:01,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:26:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:01,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:01,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:26:01,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:01,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:26:01,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:01,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:01,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:01,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:01,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:26:01,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:01,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:01,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:01,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:26:01,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:01,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:01,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:01,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:01,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:01,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:01,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:01,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:01,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:26:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:01,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:01,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-15 00:26:02,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:26:02,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 797 [2020-10-15 00:26:02,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:26:02,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 00:26:02,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:26:02,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:02,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:02,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 00:26:02,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:26:02,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 327 [2020-10-15 00:26:02,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:26:02,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 00:26:02,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:26:02,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:02,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:02,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:26:02,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:02,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:26:02,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:02,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:02,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:02,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:02,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:02,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:26:02,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:02,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:02,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:02,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:02,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:02,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:02,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:26:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:02,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:26:02,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:02,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:26:02,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:02,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:26:02,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:02,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:26:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:02,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:26:02,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:26:02,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:26:02,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:02,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 00:26:02,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:26:02,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:02,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 00:26:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:02,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:26:02,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:02,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:26:02,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 00:26:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:02,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:02,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:02,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:02,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:02,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:02,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:02,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:26:02,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:02,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:02,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:02,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:02,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:02,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-15 00:26:03,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [637088043] [2020-10-15 00:26:03,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:26:03,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-15 00:26:03,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749452834] [2020-10-15 00:26:03,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-15 00:26:03,083 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:26:03,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-15 00:26:03,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2020-10-15 00:26:03,084 INFO L87 Difference]: Start difference. First operand 1859 states and 2997 transitions. Second operand 21 states. [2020-10-15 00:26:04,943 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:26:06,495 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:07,396 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:08,241 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:09,110 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:12,629 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:13,376 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:14,098 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:26:15,226 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:15,564 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:26:16,329 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:26:16,563 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 00:26:17,330 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:26:20,467 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:26:27,128 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:26:28,063 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:26:28,313 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:26:29,062 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:26:29,246 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:26:30,032 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:26:34,506 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:26:36,412 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:26:53,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:26:53,298 INFO L93 Difference]: Finished difference Result 6728 states and 12262 transitions. [2020-10-15 00:26:53,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-10-15 00:26:53,305 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 144 [2020-10-15 00:26:53,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:26:53,354 INFO L225 Difference]: With dead ends: 6728 [2020-10-15 00:26:53,355 INFO L226 Difference]: Without dead ends: 4894 [2020-10-15 00:26:53,371 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1038 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=636, Invalid=3270, Unknown=0, NotChecked=0, Total=3906 [2020-10-15 00:26:53,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2020-10-15 00:26:54,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 3153. [2020-10-15 00:26:54,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3153 states. [2020-10-15 00:26:54,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 3153 states and 5104 transitions. [2020-10-15 00:26:54,215 INFO L78 Accepts]: Start accepts. Automaton has 3153 states and 5104 transitions. Word has length 144 [2020-10-15 00:26:54,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:26:54,216 INFO L479 AbstractCegarLoop]: Abstraction has 3153 states and 5104 transitions. [2020-10-15 00:26:54,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-15 00:26:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 5104 transitions. [2020-10-15 00:26:54,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-15 00:26:54,221 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:26:54,221 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:26:54,222 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:26:54,222 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:26:54,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:26:54,222 INFO L82 PathProgramCache]: Analyzing trace with hash 76483200, now seen corresponding path program 1 times [2020-10-15 00:26:54,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:26:54,223 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1285460316] [2020-10-15 00:26:54,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:26:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:54,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:54,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:54,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:54,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:55,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:55,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:55,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:59,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:59,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-15 00:26:59,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:26:59,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 00:26:59,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:59,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:26:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-15 00:26:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:26:59,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:00,106 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:27:00,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:27:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:00,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:00,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:00,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 00:27:00,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:00,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:00,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:00,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:27:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:00,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:00,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:00,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:00,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:00,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:00,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:00,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:00,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:00,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:00,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:00,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:27:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:00,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:00,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:00,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:00,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:00,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:00,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:00,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:00,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:00,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:00,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:00,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:27:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:00,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:00,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:00,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:00,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:00,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:00,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:00,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:00,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:00,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:00,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:00,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:27:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:00,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:00,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:00,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:00,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:00,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:00,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:00,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:00,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:00,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:00,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:00,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:27:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:00,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:00,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:00,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:00,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:00,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:00,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:00,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:00,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:00,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:00,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:00,401 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:27:00,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:27:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:00,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-15 00:27:05,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:27:05,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 00:27:05,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:05,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-15 00:27:05,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:27:05,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:05,560 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:27:05,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:27:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-15 00:27:06,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:27:06,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 457 [2020-10-15 00:27:06,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:27:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:27:06,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:06,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:06,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:27:06,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:27:06,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:27:06,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:06,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:06,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:27:06,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:06,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:27:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:06,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:27:06,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:27:06,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-15 00:27:06,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:06,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:06,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:27:06,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:06,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:27:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:06,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:06,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:06,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:27:06,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:06,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:06,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:27:06,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:06,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:06,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:06,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:06,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:06,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:06,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:06,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:06,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:06,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-15 00:27:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:06,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-15 00:27:06,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:27:06,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 477 [2020-10-15 00:27:06,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:06,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:27:06,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:27:06,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:06,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:06,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:27:06,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:27:06,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:27:06,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:06,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:06,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:27:06,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:06,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:27:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:06,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:06,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:06,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:27:06,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:27:06,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-15 00:27:06,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:06,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:06,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:27:06,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:06,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:27:06,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:06,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:27:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:07,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:07,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:07,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:07,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:27:07,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:07,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:07,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:07,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:07,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:27:07,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:07,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:07,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:07,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:07,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:07,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:07,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:07,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:07,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:07,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-15 00:27:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:07,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:07,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 00:27:07,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:27:07,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 540 [2020-10-15 00:27:07,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:07,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:27:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 00:27:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:27:07,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:27:07,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:07,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:07,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-15 00:27:08,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:27:08,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 435 [2020-10-15 00:27:08,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:27:08,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 00:27:08,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:27:08,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:08,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:08,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:27:08,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:08,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:08,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:08,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:08,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:08,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:08,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:08,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:08,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:08,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:08,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:08,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:08,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:08,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:08,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:27:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:08,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:27:08,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:27:08,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 00:27:08,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:08,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:08,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:27:08,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:08,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:27:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:08,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:08,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:08,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:08,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:08,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:27:08,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:08,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-15 00:27:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:08,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:27:08,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:08,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:27:08,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:27:08,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:08,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:27:08,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:08,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 00:27:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:08,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 00:27:08,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:08,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:27:08,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:08,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 00:27:08,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:08,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:08,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:08,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:08,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:08,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:08,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:08,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:08,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:08,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:08,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-15 00:27:08,361 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1285460316] [2020-10-15 00:27:08,361 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:27:08,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-15 00:27:08,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935501533] [2020-10-15 00:27:08,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-15 00:27:08,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:27:08,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-15 00:27:08,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=495, Unknown=0, NotChecked=0, Total=552 [2020-10-15 00:27:08,363 INFO L87 Difference]: Start difference. First operand 3153 states and 5104 transitions. Second operand 24 states. [2020-10-15 00:27:10,583 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:27:11,792 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:27:12,633 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:27:13,628 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 396