/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_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:27:27,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:27:27,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:27:27,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:27:27,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:27:27,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:27:27,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:27:27,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:27:27,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:27:27,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:27:27,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:27:27,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:27:27,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:27:27,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:27:27,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:27:27,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:27:27,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:27:27,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:27:27,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:27:27,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:27:27,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:27:27,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:27:27,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:27:27,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:27:27,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:27:27,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:27:27,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:27:27,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:27:27,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:27:27,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:27:27,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:27:27,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:27:27,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:27:27,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:27:27,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:27:27,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:27:27,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:27:27,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:27:27,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:27:27,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:27:27,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:27:27,400 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 00:27:27,452 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:27:27,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:27:27,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:27:27,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:27:27,458 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:27:27,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:27:27,459 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:27:27,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:27:27,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:27:27,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:27:27,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:27:27,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:27:27,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:27:27,460 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:27:27,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:27:27,460 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:27:27,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:27:27,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:27:27,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:27:27,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:27:27,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:27:27,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:27:27,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:27:27,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:27:27,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:27:27,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:27:27,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:27:27,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:27:27,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:27:27,464 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 00:27:27,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:27:27,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:27:27,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:27:27,786 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:27:27,786 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:27:27,787 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product31.cil.c [2020-10-15 00:27:27,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d64b92c2b/7739dea709054bddb48e650b0858255b/FLAG3c2a3ec8b [2020-10-15 00:27:28,470 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:27:28,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product31.cil.c [2020-10-15 00:27:28,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d64b92c2b/7739dea709054bddb48e650b0858255b/FLAG3c2a3ec8b [2020-10-15 00:27:28,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d64b92c2b/7739dea709054bddb48e650b0858255b [2020-10-15 00:27:28,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:27:28,681 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:27:28,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:27:28,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:27:28,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:27:28,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:27:28" (1/1) ... [2020-10-15 00:27:28,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1edca977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:28, skipping insertion in model container [2020-10-15 00:27:28,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:27:28" (1/1) ... [2020-10-15 00:27:28,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:27:28,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:27:29,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:27:29,508 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:27:29,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:27:29,715 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:27:29,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29 WrapperNode [2020-10-15 00:27:29,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:27:29,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:27:29,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:27:29,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:27:29,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (1/1) ... [2020-10-15 00:27:29,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (1/1) ... [2020-10-15 00:27:29,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (1/1) ... [2020-10-15 00:27:29,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (1/1) ... [2020-10-15 00:27:29,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (1/1) ... [2020-10-15 00:27:29,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (1/1) ... [2020-10-15 00:27:29,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (1/1) ... [2020-10-15 00:27:29,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:27:29,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:27:29,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:27:29,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:27:29,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (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 00:27:29,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:27:29,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:27:29,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:27:29,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:27:29,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:27:29,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:27:29,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:27:29,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:27:29,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:27:29,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:27:29,991 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:27:29,991 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:27:29,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:27:29,992 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:27:29,992 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:27:29,992 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:27:29,993 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-15 00:27:29,993 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:27:29,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:27:29,994 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:27:29,994 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:27:29,994 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:27:29,995 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:27:29,995 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:27:29,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:27:29,995 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:27:29,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:27:29,996 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:27:29,996 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-15 00:27:29,996 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:27:29,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:27:29,997 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:27:29,997 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:27:29,997 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-15 00:27:29,998 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:27:29,998 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:27:29,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:27:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:27:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:27:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:27:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-15 00:27:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-15 00:27:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:27:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:27:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:27:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:27:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:27:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:27:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 00:27:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-15 00:27:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-15 00:27:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-15 00:27:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:27:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:27:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:27:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:27:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:27:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:27:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:27:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:27:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:27:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:27:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:27:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:27:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:27:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:27:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:27:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:27:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:27:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:27:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:27:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:27:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:27:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:27:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:27:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:27:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:27:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:27:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:27:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:27:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:27:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:27:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:27:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:27:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:27:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:27:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:27:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:27:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:27:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:27:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:27:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:27:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:27:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:27:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:27:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:27:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:27:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:27:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:27:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:27:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:27:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:27:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:27:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:27:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:27:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:27:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:27:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:27:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:27:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:27:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:27:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:27:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:27:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:27:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:27:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:27:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:27:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:27:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:27:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:27:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:27:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:27:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-15 00:27:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-15 00:27:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:27:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:27:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-15 00:27:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:27:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:27:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:27:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:27:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:27:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:27:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-15 00:27:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:27:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:27:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:27:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-15 00:27:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:27:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:27:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:27:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-15 00:27:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:27:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:27:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:27:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:27:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:27:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:27:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:27:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:27:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:27:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 00:27:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-15 00:27:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-15 00:27:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:27:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:27:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:27:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:27:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:27:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:27:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:27:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:27:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:27:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:27:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:27:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:27:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:27:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:27:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:27:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:27:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:27:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:27:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:27:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:27:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:27:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:27:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:27:32,340 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:27:32,340 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:27:32,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:27:32 BoogieIcfgContainer [2020-10-15 00:27:32,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:27:32,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:27:32,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:27:32,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:27:32,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:27:28" (1/3) ... [2020-10-15 00:27:32,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4202a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:27:32, skipping insertion in model container [2020-10-15 00:27:32,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:27:29" (2/3) ... [2020-10-15 00:27:32,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4202a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:27:32, skipping insertion in model container [2020-10-15 00:27:32,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:27:32" (3/3) ... [2020-10-15 00:27:32,360 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product31.cil.c [2020-10-15 00:27:32,371 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:27:32,381 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:27:32,395 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:27:32,426 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:27:32,427 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:27:32,427 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:27:32,427 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:27:32,427 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:27:32,427 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:27:32,427 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:27:32,428 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:27:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states. [2020-10-15 00:27:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-15 00:27:32,496 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:27:32,497 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:27:32,498 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:27:32,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:27:32,505 INFO L82 PathProgramCache]: Analyzing trace with hash 2056996634, now seen corresponding path program 1 times [2020-10-15 00:27:32,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:27:32,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [212294188] [2020-10-15 00:27:32,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:27:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:33,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:33,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:33,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:34,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:34,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:36,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:37,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:37,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:38,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:38,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-15 00:27:38,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:27:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5078 [2020-10-15 00:27:38,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:38,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:38,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:27:38,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:27:38,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-15 00:27:38,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 00:27:39,229 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:27:39,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:27:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:39,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:39,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:39,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:39,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-15 00:27:39,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:39,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:39,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:39,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:39,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:27:39,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:39,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:27:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:39,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:39,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:39,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:39,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:27:39,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:39,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:39,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:39,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:39,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:27:39,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:27:39,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:27:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:39,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:39,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:39,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:39,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:27:39,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:39,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:39,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:27:39,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:39,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:27:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:39,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:39,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:39,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:39,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:27:39,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:39,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:39,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:39,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:39,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:27:39,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:39,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:27:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:39,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:39,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:39,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:39,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:27:39,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:39,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:27:39,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:39,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:27:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:39,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:39,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:39,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:39,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:27:39,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:39,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:39,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:39,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:39,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:27:39,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:39,789 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:27:39,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:27:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:39,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:39,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:40,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:40,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:40,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:44,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:44,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-15 00:27:44,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:27:44,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 00:27:44,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:44,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:44,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:44,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-15 00:27:44,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:27:44,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:44,998 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:27:44,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:27:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:45,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:45,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:45,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:45,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:45,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:45,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:46,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 00:27:46,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:27:46,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1222 [2020-10-15 00:27:46,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:46,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:46,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:46,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:27:46,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:27:46,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:46,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:46,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:46,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:46,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:27:46,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:27:46,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:46,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:46,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:46,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:46,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:27:46,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:46,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:27:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:46,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:46,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:27:46,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:27:46,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-15 00:27:46,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:46,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:46,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:46,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:46,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:27:46,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:46,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:27:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:46,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:46,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:46,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:46,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:27:46,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:46,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:46,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:46,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:46,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:27:46,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:46,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:46,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:46,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:46,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:46,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:46,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:46,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:46,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:46,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:46,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:46,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 00:27:46,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:27:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:46,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:46,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:47,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:47,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 00:27:47,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:27:47,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1021 [2020-10-15 00:27:47,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:47,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:47,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:47,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:27:47,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:27:47,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:47,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:47,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:47,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:47,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:47,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:47,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:27:47,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:27:47,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:47,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:47,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:27:47,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:47,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:27:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:47,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:47,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:47,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:47,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:27:48,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:27:48,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 248 [2020-10-15 00:27:48,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:48,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:48,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:27:48,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:27:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:48,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:27:48,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:27:48,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:48,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:27:48,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 00:27:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-15 00:27:48,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:27:48,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-15 00:27:48,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:48,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-15 00:27:48,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 00:27:48,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-15 00:27:48,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 00:27:48,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-15 00:27:48,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 00:27:48,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:27:48,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:27:48,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:48,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:27:48,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:48,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:48,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:27:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:48,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:48,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:27:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:27:48,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:27:48,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:48,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:27:48,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:48,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:48,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:27:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:48,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:48,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:27:48,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 00:27:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:27:48,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:27:48,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:48,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 00:27:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 00:27:48,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:27:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:27:48,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:27:48,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 00:27:48,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:48,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:48,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:48,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:48,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:48,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:48,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:48,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:48,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:48,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:48,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:48,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:48,860 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-15 00:27:48,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [212294188] [2020-10-15 00:27:48,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:27:48,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-15 00:27:48,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903732044] [2020-10-15 00:27:48,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-15 00:27:48,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:27:48,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-15 00:27:48,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2020-10-15 00:27:48,887 INFO L87 Difference]: Start difference. First operand 818 states. Second operand 21 states. [2020-10-15 00:27:50,420 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:27:51,713 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:27:52,475 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:27:53,295 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:27:54,104 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:27:54,892 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:27:55,729 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:27:59,776 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:28:07,048 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:28:07,303 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-15 00:28:08,532 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:28:13,581 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:28:40,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:28:40,430 INFO L93 Difference]: Finished difference Result 2473 states and 4255 transitions. [2020-10-15 00:28:40,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-15 00:28:40,433 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 164 [2020-10-15 00:28:40,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:28:40,476 INFO L225 Difference]: With dead ends: 2473 [2020-10-15 00:28:40,476 INFO L226 Difference]: Without dead ends: 1793 [2020-10-15 00:28:40,491 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 648 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=468, Invalid=2288, Unknown=0, NotChecked=0, Total=2756 [2020-10-15 00:28:40,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1793 states. [2020-10-15 00:28:40,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1793 to 1198. [2020-10-15 00:28:40,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1198 states. [2020-10-15 00:28:40,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1198 states and 1906 transitions. [2020-10-15 00:28:40,998 INFO L78 Accepts]: Start accepts. Automaton has 1198 states and 1906 transitions. Word has length 164 [2020-10-15 00:28:40,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:28:40,999 INFO L479 AbstractCegarLoop]: Abstraction has 1198 states and 1906 transitions. [2020-10-15 00:28:40,999 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-15 00:28:40,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1906 transitions. [2020-10-15 00:28:41,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-15 00:28:41,010 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:28:41,011 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:28:41,011 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:28:41,011 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:28:41,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:28:41,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1195961835, now seen corresponding path program 1 times [2020-10-15 00:28:41,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:28:41,012 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1526027250] [2020-10-15 00:28:41,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:28:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:41,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:41,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:41,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:41,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:41,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:41,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:42,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:42,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:42,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:46,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:46,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-15 00:28:46,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 00:28:46,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 00:28:46,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:46,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:28:46,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:28:46,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-15 00:28:46,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:46,923 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:28:46,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:28:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:46,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:47,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:47,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-15 00:28:47,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:47,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:47,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:47,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:28:47,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:47,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:28:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:47,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:47,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:28:47,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:47,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:47,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:47,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:47,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:47,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:47,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:28:47,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:47,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:28:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:47,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:47,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:28:47,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:47,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:47,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:47,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:47,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:47,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:47,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:28:47,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:47,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:28:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:47,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:47,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:47,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:47,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:47,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:47,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:47,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:47,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:47,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:28:47,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:47,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:28:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:47,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:47,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:28:47,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:47,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:47,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:47,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:47,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:47,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:47,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:28:47,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:47,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:28:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:47,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:47,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:47,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:47,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:28:47,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:47,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:47,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:47,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:47,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:28:47,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:47,300 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:28:47,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:28:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:47,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:47,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:51,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:51,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:52,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:52,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-15 00:28:52,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 00:28:52,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-15 00:28:52,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:52,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:28:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:28:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:28:52,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:52,470 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:28:52,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:28:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:52,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:52,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:52,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:52,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:52,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:53,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 00:28:53,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:28:53,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 714 [2020-10-15 00:28:53,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:53,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:28:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:28:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:28:53,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:53,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:53,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:53,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:28:53,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:28:53,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:28:53,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:53,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:53,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:28:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:28:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:28:53,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:53,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:28:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:53,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:53,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:28:53,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:28:53,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-15 00:28:53,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:53,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:53,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:28:53,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:28:53,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:28:53,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:53,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:28:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:53,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:53,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:53,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:53,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:28:53,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:53,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:53,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:53,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:53,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:28:53,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:53,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:53,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:53,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:53,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:53,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:53,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:53,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:53,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:53,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:53,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:53,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:53,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 00:28:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:53,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:53,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 00:28:54,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:28:54,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 521 [2020-10-15 00:28:54,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:28:54,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:28:54,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:28:54,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:28:54,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:28:54,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:28:54,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:28:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:28:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:28:54,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:54,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:28:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:28:54,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:28:54,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-15 00:28:54,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:28:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:28:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:28:54,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:28:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:54,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:28:54,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:54,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:28:54,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:54,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:54,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:28:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-15 00:28:54,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-15 00:28:54,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-15 00:28:54,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-15 00:28:54,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 00:28:54,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:28:54,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:28:54,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:54,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:54,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:54,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:54,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:28:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:54,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:54,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:28:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:28:54,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:28:54,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:54,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:54,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:54,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:54,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:28:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:54,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:54,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 00:28:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:28:54,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:54,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:28:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:28:54,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:28:54,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:54,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:54,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:54,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:54,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:54,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:54,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:54,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:54,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:54,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:54,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:54,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:54,635 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-15 00:28:54,635 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1526027250] [2020-10-15 00:28:54,636 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:28:54,636 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-15 00:28:54,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677287004] [2020-10-15 00:28:54,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 00:28:54,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:28:54,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 00:28:54,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-10-15 00:28:54,639 INFO L87 Difference]: Start difference. First operand 1198 states and 1906 transitions. Second operand 17 states. [2020-10-15 00:28:56,097 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:28:57,249 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:28:58,013 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:28:58,908 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:29:01,904 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:29:08,427 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:29:22,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:29:22,863 INFO L93 Difference]: Finished difference Result 2920 states and 4906 transitions. [2020-10-15 00:29:22,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-15 00:29:22,864 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 170 [2020-10-15 00:29:22,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:29:22,880 INFO L225 Difference]: With dead ends: 2920 [2020-10-15 00:29:22,880 INFO L226 Difference]: Without dead ends: 1743 [2020-10-15 00:29:22,888 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=239, Invalid=883, Unknown=0, NotChecked=0, Total=1122 [2020-10-15 00:29:22,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1743 states. [2020-10-15 00:29:23,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1743 to 1198. [2020-10-15 00:29:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1198 states. [2020-10-15 00:29:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1198 states and 1900 transitions. [2020-10-15 00:29:23,197 INFO L78 Accepts]: Start accepts. Automaton has 1198 states and 1900 transitions. Word has length 170 [2020-10-15 00:29:23,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:29:23,197 INFO L479 AbstractCegarLoop]: Abstraction has 1198 states and 1900 transitions. [2020-10-15 00:29:23,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-15 00:29:23,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1900 transitions. [2020-10-15 00:29:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-15 00:29:23,203 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:29:23,203 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 00:29:23,204 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:29:23,204 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:29:23,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:29:23,204 INFO L82 PathProgramCache]: Analyzing trace with hash 949659817, now seen corresponding path program 1 times [2020-10-15 00:29:23,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:29:23,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1970670232] [2020-10-15 00:29:23,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:29:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:23,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:23,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:23,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:23,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:23,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:24,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:28,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-15 00:29:28,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:29:28,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-15 00:29:28,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:28,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:28,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:29:28,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:29:28,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-15 00:29:28,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:29,150 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:29:29,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:29:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:29,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:29,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:29,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:29,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-15 00:29:29,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:29,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:29,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:29,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:29,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:29:29,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:29,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:29:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:29,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:29,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:29,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:29,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:29,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:29,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:29,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:29,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:29,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:29,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:29,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:29:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:29,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:29,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:29,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:29,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:29,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:29,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:29,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:29,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:29,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:29,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:29,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:29:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:29,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:29,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:29,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:29,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:29,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:29,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:29,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:29,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:29,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:29:29,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:29,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:29:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:29,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:29,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:29,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:29,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:29,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:29,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:29,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:29,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:29,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:29,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:29,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:29:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:29,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:29,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:29,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:29,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:29,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:29,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:29:29,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:29,529 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:29:29,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:29:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:29,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:29,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:30,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:30,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:34,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:34,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-15 00:29:34,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:29:34,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-15 00:29:34,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:34,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:34,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:29:34,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-15 00:29:34,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:29:34,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:34,737 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:29:34,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:29:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:34,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:34,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:34,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:34,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:34,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:34,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:35,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 00:29:35,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:29:35,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 645 [2020-10-15 00:29:35,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:35,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:35,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:29:35,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:29:35,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:29:35,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:35,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:35,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:35,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:29:35,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:29:35,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:29:35,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:35,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:29:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:29:35,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:35,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:29:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:35,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:35,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:29:35,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:29:35,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-15 00:29:35,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:35,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:35,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:35,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:29:35,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:29:35,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:35,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:29:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:35,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:35,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:29:35,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:35,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:29:35,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:35,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:29:35,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:35,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:35,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:35,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:35,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:35,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:35,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:35,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:35,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:35,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:35,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:35,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:35,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 00:29:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:35,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 00:29:36,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:29:36,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 498 [2020-10-15 00:29:36,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:29:36,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:29:36,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:29:36,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:29:36,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:29:36,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:36,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:29:36,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:29:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:29:36,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:29:36,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 224 [2020-10-15 00:29:36,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:29:36,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:29:36,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:29:36,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:29:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:29:36,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:29:36,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:29:36,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:36,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:36,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:36,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:29:36,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:29:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-15 00:29:36,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-15 00:29:36,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-15 00:29:36,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-15 00:29:36,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-15 00:29:36,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:29:36,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:29:36,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:29:36,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:36,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:36,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:29:36,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:29:36,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:29:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:36,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:36,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:29:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:29:36,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:29:36,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:29:36,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:36,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:29:36,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:36,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:36,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:29:36,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:29:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:36,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:36,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 00:29:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:29:36,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:36,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:29:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:29:36,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:36,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:36,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:36,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:29:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:29:36,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-15 00:29:37,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1970670232] [2020-10-15 00:29:37,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:29:37,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-15 00:29:37,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931798698] [2020-10-15 00:29:37,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-15 00:29:37,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:29:37,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-15 00:29:37,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2020-10-15 00:29:37,289 INFO L87 Difference]: Start difference. First operand 1198 states and 1900 transitions. Second operand 20 states. [2020-10-15 00:29:39,656 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:29:40,851 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:29:41,682 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:29:42,693 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:29:43,535 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:29:46,609 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:29:47,430 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:29:48,410 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:29:49,237 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:29:50,135 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:29:52,129 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:29:56,790 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:29:57,603 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:30:02,005 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:30:19,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:30:19,140 INFO L93 Difference]: Finished difference Result 2998 states and 5034 transitions. [2020-10-15 00:30:19,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-15 00:30:19,141 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 174 [2020-10-15 00:30:19,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:30:19,156 INFO L225 Difference]: With dead ends: 2998 [2020-10-15 00:30:19,156 INFO L226 Difference]: Without dead ends: 1830 [2020-10-15 00:30:19,164 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 666 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=572, Invalid=2290, Unknown=0, NotChecked=0, Total=2862 [2020-10-15 00:30:19,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states. [2020-10-15 00:30:19,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1253. [2020-10-15 00:30:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1253 states. [2020-10-15 00:30:19,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1985 transitions. [2020-10-15 00:30:19,504 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1985 transitions. Word has length 174 [2020-10-15 00:30:19,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:30:19,505 INFO L479 AbstractCegarLoop]: Abstraction has 1253 states and 1985 transitions. [2020-10-15 00:30:19,505 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-15 00:30:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1985 transitions. [2020-10-15 00:30:19,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-15 00:30:19,511 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:30:19,512 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:30:19,512 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 00:30:19,512 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:30:19,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:30:19,513 INFO L82 PathProgramCache]: Analyzing trace with hash 556579393, now seen corresponding path program 1 times [2020-10-15 00:30:19,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:30:19,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [206655607] [2020-10-15 00:30:19,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:30:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:19,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:19,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:20,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:20,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:20,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:24,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:24,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-15 00:30:24,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:30:24,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-15 00:30:24,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:24,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:30:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:30:24,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-10-15 00:30:24,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:25,306 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:30:25,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:30:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:25,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 138 [2020-10-15 00:30:25,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:30:25,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:30:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:30:25,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:25,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:30:25,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:30:25,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:30:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:30:25,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:30:25,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:30:25,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:30:25,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:30:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:25,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:30:25,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:30:25,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:30:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:30:25,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:25,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:30:25,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:30:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:25,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:25,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:25,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:30:25,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:25,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:25,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:25,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:25,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:30:25,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:25,873 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:30:25,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:30:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:25,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:25,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:26,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:26,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:26,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:26,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:27,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:27,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:28,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:28,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:28,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:30,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:30,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-15 00:30:30,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 00:30:30,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 00:30:30,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:30,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:30:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-15 00:30:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 00:30:30,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:31,064 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:30:31,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:30:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:31,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:31,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:32,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 00:30:32,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:30:32,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1050 [2020-10-15 00:30:32,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:32,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:32,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:30:32,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 00:30:32,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 00:30:32,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:32,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:32,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:32,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:30:32,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:30:32,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:30:32,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:32,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:32,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:32,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:30:32,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 00:30:32,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:32,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:30:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:32,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:30:32,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:30:32,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:32,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:30:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:32,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:32,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:30:32,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:32,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:30:32,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:32,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:32,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:32,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:32,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:30:32,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:32,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:32,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:32,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:30:32,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:32,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:32,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:32,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:32,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:32,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:32,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 00:30:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:32,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:32,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:30:32,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:30:32,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 473 [2020-10-15 00:30:32,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:32,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:32,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:30:32,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:30:32,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 00:30:32,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:32,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:32,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:32,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:30:32,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:32,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:30:32,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:32,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:32,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:30:32,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:32,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:30:32,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:32,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:30:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:32,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:32,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 00:30:33,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:30:33,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 213 [2020-10-15 00:30:33,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:30:33,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:30:33,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:30:33,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:30:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:30:33,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:30:33,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:30:33,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:30:33,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:33,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:30:33,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:33,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 00:30:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-15 00:30:33,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 00:30:33,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-15 00:30:33,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-15 00:30:33,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:30:33,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:30:33,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:30:33,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:30:33,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:33,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:33,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:30:33,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:33,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:33,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:30:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:33,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:33,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:33,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:30:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:30:33,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:30:33,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:33,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:30:33,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:33,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:30:33,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:33,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:30:33,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:30:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:33,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:33,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 00:30:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:30:33,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:33,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:30:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:30:33,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:30:33,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:30:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:30:33,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:30:33,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:30:33,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:30:33,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:30:33,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:30:33,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:30:33,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:30:33,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:30:33,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:30:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:30:33,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:30:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-15 00:30:33,476 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [206655607] [2020-10-15 00:30:33,476 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:30:33,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-15 00:30:33,477 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363252419] [2020-10-15 00:30:33,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-15 00:30:33,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:30:33,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-15 00:30:33,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2020-10-15 00:30:33,478 INFO L87 Difference]: Start difference. First operand 1253 states and 1985 transitions. Second operand 20 states. [2020-10-15 00:30:35,455 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:30:36,635 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:30:37,452 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:30:38,252 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:30:39,167 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:30:39,949 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:30:42,746 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:30:44,096 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:30:48,674 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:30:49,510 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:30:53,822 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 124