/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:07:01,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:07:01,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:07:01,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:07:01,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:07:01,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:07:01,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:07:01,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:07:01,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:07:01,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:07:01,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:07:01,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:07:01,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:07:01,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:07:01,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:07:01,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:07:01,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:07:01,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:07:01,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:07:01,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:07:01,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:07:01,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:07:01,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:07:01,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:07:01,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:07:01,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:07:01,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:07:01,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:07:01,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:07:01,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:07:01,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:07:01,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:07:01,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:07:01,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:07:01,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:07:01,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:07:01,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:07:01,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:07:01,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:07:01,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:07:01,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:07:01,495 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 [2020-10-27 21:07:01,527 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:07:01,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:07:01,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:07:01,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:07:01,529 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:07:01,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:07:01,530 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:07:01,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:07:01,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:07:01,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:07:01,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:07:01,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:07:01,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:07:01,535 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:07:01,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:07:01,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:07:01,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:07:01,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:07:01,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:07:01,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:07:01,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:07:01,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:07:01,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:07:01,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:07:01,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:07:01,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:07:01,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:07:01,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:07:01,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:07:01,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:07:01,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:07:02,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:07:02,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:07:02,052 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:07:02,053 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:07:02,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product30.cil.c [2020-10-27 21:07:02,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/91e86ced7/1683dfbe4be24fb089cac44dfa1f4a19/FLAG212854cd6 [2020-10-27 21:07:02,985 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:07:02,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product30.cil.c [2020-10-27 21:07:03,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/91e86ced7/1683dfbe4be24fb089cac44dfa1f4a19/FLAG212854cd6 [2020-10-27 21:07:03,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/91e86ced7/1683dfbe4be24fb089cac44dfa1f4a19 [2020-10-27 21:07:03,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:07:03,132 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:07:03,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:07:03,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:07:03,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:07:03,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:07:03" (1/1) ... [2020-10-27 21:07:03,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11efd914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:03, skipping insertion in model container [2020-10-27 21:07:03,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:07:03" (1/1) ... [2020-10-27 21:07:03,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:07:03,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:07:03,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:07:03,977 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:07:04,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:07:04,199 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:07:04,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04 WrapperNode [2020-10-27 21:07:04,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:07:04,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:07:04,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:07:04,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:07:04,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (1/1) ... [2020-10-27 21:07:04,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (1/1) ... [2020-10-27 21:07:04,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (1/1) ... [2020-10-27 21:07:04,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (1/1) ... [2020-10-27 21:07:04,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (1/1) ... [2020-10-27 21:07:04,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (1/1) ... [2020-10-27 21:07:04,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (1/1) ... [2020-10-27 21:07:04,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:07:04,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:07:04,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:07:04,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:07:04,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (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 [2020-10-27 21:07:04,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:07:04,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:07:04,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:07:04,539 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:07:04,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:07:04,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:07:04,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:07:04,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:07:04,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:07:04,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:07:04,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:07:04,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:07:04,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:07:04,542 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:07:04,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:07:04,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-27 21:07:04,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-27 21:07:04,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-27 21:07:04,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-27 21:07:04,544 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:07:04,544 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 21:07:04,544 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 21:07:04,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 21:07:04,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 21:07:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 21:07:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:07:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 21:07:04,548 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 21:07:04,548 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 21:07:04,548 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-27 21:07:04,548 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 21:07:04,548 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-27 21:07:04,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 21:07:04,549 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 21:07:04,549 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 21:07:04,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 21:07:04,549 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 21:07:04,550 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 21:07:04,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 21:07:04,550 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 21:07:04,550 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 21:07:04,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 21:07:04,550 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 21:07:04,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 21:07:04,551 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 21:07:04,551 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 21:07:04,551 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 21:07:04,551 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 21:07:04,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 21:07:04,552 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 21:07:04,552 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 21:07:04,553 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 21:07:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 21:07:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 21:07:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 21:07:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 21:07:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:07:04,554 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 21:07:04,555 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:07:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:07:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:07:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:07:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:07:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:07:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:07:04,555 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:07:04,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:07:04,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:07:04,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:07:04,558 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 21:07:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 21:07:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 21:07:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-27 21:07:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-27 21:07:04,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-27 21:07:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-27 21:07:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 21:07:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 21:07:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:07:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 21:07:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 21:07:04,562 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 21:07:04,562 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:07:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 21:07:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 21:07:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 21:07:04,565 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 21:07:04,565 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 21:07:04,568 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 21:07:04,568 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 21:07:04,568 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 21:07:04,568 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 21:07:04,569 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 21:07:04,569 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 21:07:04,569 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 21:07:04,571 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 21:07:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 21:07:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 21:07:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 21:07:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 21:07:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 21:07:04,579 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:07:04,579 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 21:07:04,580 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 21:07:04,580 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:07:04,580 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 21:07:04,580 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 21:07:04,580 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 21:07:04,580 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 21:07:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 21:07:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 21:07:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:07:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 21:07:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:07:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:07:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:07:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:07:07,294 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:07:07,294 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 21:07:07,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:07:07 BoogieIcfgContainer [2020-10-27 21:07:07,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:07:07,305 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:07:07,305 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:07:07,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:07:07,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:07:03" (1/3) ... [2020-10-27 21:07:07,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7083d60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:07:07, skipping insertion in model container [2020-10-27 21:07:07,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:07:04" (2/3) ... [2020-10-27 21:07:07,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7083d60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:07:07, skipping insertion in model container [2020-10-27 21:07:07,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:07:07" (3/3) ... [2020-10-27 21:07:07,313 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product30.cil.c [2020-10-27 21:07:07,326 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:07:07,333 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:07:07,347 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:07:07,393 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:07:07,393 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:07:07,393 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:07:07,394 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:07:07,394 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:07:07,394 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:07:07,394 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:07:07,394 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:07:07,446 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states. [2020-10-27 21:07:07,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-27 21:07:07,462 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:07:07,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:07:07,463 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:07:07,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:07:07,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1638562042, now seen corresponding path program 1 times [2020-10-27 21:07:07,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:07:07,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1539133800] [2020-10-27 21:07:07,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:07:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:08,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:08,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:08,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:08,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:08,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:11,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:13,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:13,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 21:07:13,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:07:13,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5070 [2020-10-27 21:07:13,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:13,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:13,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-27 21:07:13,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:13,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:07:14,526 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 21:07:14,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:07:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:14,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:14,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:14,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:14,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 21:07:14,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:14,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:14,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:14,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:14,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:14,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:07:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:14,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:14,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:14,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:14,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:14,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:14,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:14,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:14,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:14,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:14,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:07:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:14,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:14,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:14,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:14,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:14,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:14,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:14,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:14,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:14,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:14,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:07:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:14,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:14,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:14,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:14,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:14,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:14,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:14,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:14,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:14,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:14,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:07:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:14,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:14,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:14,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:14,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:14,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:14,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:14,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:14,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:14,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:14,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:07:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:14,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:14,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:14,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:14,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:14,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:07:14,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:14,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:14,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:14,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:14,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:15,004 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 21:07:15,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:07:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:15,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:15,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:15,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:15,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:15,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:18,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:20,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:20,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-27 21:07:20,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:07:20,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 21:07:20,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:20,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:20,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-27 21:07:20,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:20,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:20,234 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:07:20,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:07:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:20,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:20,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:20,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:20,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:20,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:20,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:20,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:07:20,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:07:20,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 741 [2020-10-27 21:07:20,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:20,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 21:07:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:20,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:20,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:20,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:20,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:21,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:07:21,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:07:21,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:21,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:07:21,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:07:21,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:21,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:07:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:07:21,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:21,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 21:07:21,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:21,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:07:21,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:07:21,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:21,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:07:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:21,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:21,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:07:21,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:07:21,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:21,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:07:21,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:21,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:07:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 21:07:21,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:07:21,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-27 21:07:21,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:21,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 21:07:21,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:21,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:07:21,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 21:07:21,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:07:21,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 21:07:21,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:07:21,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 21:07:21,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:21,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:07:21,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:21,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:21,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:21,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:21,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:21,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:21,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:21,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:07:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 21:07:21,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:21,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:07:21,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:07:21,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:07:21,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:21,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:07:21,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:21,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:21,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:21,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:21,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:21,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:21,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:21,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:07:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:21,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:21,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:21,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:21,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:21,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:07:21,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:21,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 21:07:21,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1539133800] [2020-10-27 21:07:21,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:07:21,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 21:07:21,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713358204] [2020-10-27 21:07:21,704 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 21:07:21,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:07:21,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 21:07:21,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-27 21:07:21,721 INFO L87 Difference]: Start difference. First operand 800 states. Second operand 14 states. [2020-10-27 21:07:24,790 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:07:26,065 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:07:27,473 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:07:29,285 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 21:07:30,907 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:07:32,288 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:07:33,578 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 21:07:40,312 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 21:07:56,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:07:56,760 INFO L93 Difference]: Finished difference Result 1708 states and 2969 transitions. [2020-10-27 21:07:56,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 21:07:56,762 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 88 [2020-10-27 21:07:56,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:07:56,806 INFO L225 Difference]: With dead ends: 1708 [2020-10-27 21:07:56,807 INFO L226 Difference]: Without dead ends: 1074 [2020-10-27 21:07:56,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=144, Invalid=558, Unknown=0, NotChecked=0, Total=702 [2020-10-27 21:07:56,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1074 states. [2020-10-27 21:07:57,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1074 to 634. [2020-10-27 21:07:57,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2020-10-27 21:07:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 1002 transitions. [2020-10-27 21:07:57,185 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 1002 transitions. Word has length 88 [2020-10-27 21:07:57,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:07:57,186 INFO L481 AbstractCegarLoop]: Abstraction has 634 states and 1002 transitions. [2020-10-27 21:07:57,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 21:07:57,186 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1002 transitions. [2020-10-27 21:07:57,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-27 21:07:57,204 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:07:57,205 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:07:57,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:07:57,205 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:07:57,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:07:57,206 INFO L82 PathProgramCache]: Analyzing trace with hash -255733063, now seen corresponding path program 1 times [2020-10-27 21:07:57,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:07:57,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2106985689] [2020-10-27 21:07:57,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:07:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:57,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:57,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:57,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:59,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:59,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:00,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:02,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:02,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-27 21:08:02,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:08:02,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-27 21:08:02,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:02,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:08:02,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:08:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:08:02,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:08:03,733 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 21:08:03,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:08:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:03,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:03,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:03,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:03,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:03,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 21:08:03,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:03,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:03,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:03,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:03,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:03,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:08:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:03,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:03,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:03,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:08:03,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:03,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:08:03,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:03,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:03,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:03,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:08:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:03,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:03,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:03,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:08:03,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:03,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:08:03,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:03,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:03,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:03,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:03,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:03,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:08:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:03,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:03,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:03,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:03,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:03,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:08:03,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:03,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:03,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:03,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:03,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:03,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:08:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:03,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:03,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:03,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:08:03,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:03,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:08:03,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:03,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:03,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:03,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:03,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:03,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:08:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:03,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:03,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:03,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:03,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:03,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:08:03,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:03,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:03,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:03,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:03,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:04,098 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 21:08:04,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:08:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:04,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:04,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:04,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:04,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:04,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:09,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:09,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-27 21:08:09,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:08:09,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:08:09,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:09,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:08:09,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-27 21:08:09,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 21:08:09,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:09,287 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:08:09,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:08:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:09,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:09,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:09,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:09,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 21:08:10,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:08:10,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 734 [2020-10-27 21:08:10,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:08:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 21:08:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:08:10,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:08:10,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:08:10,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:08:10,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:08:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:08:10,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:08:10,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:08:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 21:08:10,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:08:10,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:08:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:08:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:08:10,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:08:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:08:10,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:08:10,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:08:10,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:10,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:08:10,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:08:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 21:08:10,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-27 21:08:10,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:08:10,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 21:08:10,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 21:08:10,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 21:08:10,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 21:08:10,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:08:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:08:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 21:08:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:10,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:08:10,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:08:10,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:10,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:08:10,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:08:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:08:10,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 21:08:10,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:08:10,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 21:08:10,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:08:10,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:10,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:08:10,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:10,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:10,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:10,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:08:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:08:10,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:08:10,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:10,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:10,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:10,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:08:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:10,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:10,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:10,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:10,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:10,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:08:10,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:10,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:08:10,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:10,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:08:10,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 21:08:10,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2106985689] [2020-10-27 21:08:10,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:08:10,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:08:10,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429175154] [2020-10-27 21:08:10,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:08:10,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:08:10,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:08:10,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:08:10,905 INFO L87 Difference]: Start difference. First operand 634 states and 1002 transitions. Second operand 18 states. [2020-10-27 21:08:13,323 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 21:08:13,903 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-27 21:08:15,255 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 21:08:16,532 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-27 21:08:18,023 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 21:08:21,039 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 21:08:22,320 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 21:08:23,606 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-27 21:08:23,837 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 21:08:25,256 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 21:08:25,522 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 21:08:25,789 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 21:08:27,007 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:08:38,365 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:08:39,746 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:08:41,095 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 21:08:41,283 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 21:08:43,498 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 21:08:44,829 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 21:08:45,101 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 21:08:52,166 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:08:56,087 WARN L193 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 427 DAG size of output: 422 [2020-10-27 21:08:56,689 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 129 [2020-10-27 21:09:09,296 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-10-27 21:09:20,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:09:20,386 INFO L93 Difference]: Finished difference Result 2060 states and 3566 transitions. [2020-10-27 21:09:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 21:09:20,387 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 98 [2020-10-27 21:09:20,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:09:20,403 INFO L225 Difference]: With dead ends: 2060 [2020-10-27 21:09:20,403 INFO L226 Difference]: Without dead ends: 1458 [2020-10-27 21:09:20,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 26.7s TimeCoverageRelationStatistics Valid=460, Invalid=2620, Unknown=0, NotChecked=0, Total=3080 [2020-10-27 21:09:20,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2020-10-27 21:09:20,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 959. [2020-10-27 21:09:20,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2020-10-27 21:09:20,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1516 transitions. [2020-10-27 21:09:20,719 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1516 transitions. Word has length 98 [2020-10-27 21:09:20,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:09:20,720 INFO L481 AbstractCegarLoop]: Abstraction has 959 states and 1516 transitions. [2020-10-27 21:09:20,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:09:20,720 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1516 transitions. [2020-10-27 21:09:20,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 21:09:20,722 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:09:20,723 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:09:20,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:09:20,723 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:09:20,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:09:20,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1764669749, now seen corresponding path program 1 times [2020-10-27 21:09:20,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:09:20,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [45005711] [2020-10-27 21:09:20,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:09:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:20,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:20,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:21,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:21,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:24,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:25,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:25,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-27 21:09:25,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:09:25,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 21:09:25,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:25,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:09:25,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:09:25,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:09:25,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:27,050 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 21:09:27,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:09:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:27,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:27,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:27,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:27,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:09:27,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:27,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:27,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:27,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:27,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:27,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:27,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:27,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:27,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:27,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:27,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:27,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:27,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:09:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:27,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:27,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:27,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:27,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:27,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:27,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:27,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:27,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:27,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:27,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:09:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:27,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:27,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:27,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:27,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:27,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:27,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:27,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:27,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:27,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:27,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:09:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:27,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:27,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:27,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:27,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:27,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:27,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:27,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:27,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:27,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:27,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:09:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:27,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:27,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:27,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:27,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:27,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:27,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:27,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:27,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:27,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:27,441 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 21:09:27,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:09:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:27,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:28,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:28,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 21:09:28,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:09:28,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1206 [2020-10-27 21:09:28,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:28,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:09:28,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 21:09:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:09:28,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:28,806 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:09:28,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:09:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:28,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:28,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:28,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:28,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 21:09:29,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:09:29,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 404 [2020-10-27 21:09:29,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:09:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:09:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:09:29,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:09:29,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:09:29,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:09:29,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:09:29,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:09:29,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:09:29,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:09:29,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:09:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 21:09:29,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 21:09:29,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:09:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:09:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 21:09:29,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 21:09:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:29,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:29,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:09:29,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:29,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:09:29,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-27 21:09:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 21:09:29,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 21:09:29,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:29,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 21:09:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:29,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 21:09:29,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:09:29,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:29,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:29,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:29,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:29,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:29,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:29,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:29,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:29,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:09:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:09:29,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:09:29,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:29,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:29,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:29,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:29,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:29,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:29,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:29,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:09:29,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:29,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:29,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:29,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:29,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:29,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:29,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 21:09:29,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [45005711] [2020-10-27 21:09:29,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:09:29,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 21:09:29,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340624210] [2020-10-27 21:09:29,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:09:29,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:09:29,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:09:29,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:09:29,557 INFO L87 Difference]: Start difference. First operand 959 states and 1516 transitions. Second operand 11 states. [2020-10-27 21:09:32,291 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:09:33,507 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:09:34,852 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:09:36,250 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 21:09:56,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:09:56,426 INFO L93 Difference]: Finished difference Result 2343 states and 3972 transitions. [2020-10-27 21:09:56,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 21:09:56,427 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 99 [2020-10-27 21:09:56,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:09:56,445 INFO L225 Difference]: With dead ends: 2343 [2020-10-27 21:09:56,445 INFO L226 Difference]: Without dead ends: 1416 [2020-10-27 21:09:56,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2020-10-27 21:09:56,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2020-10-27 21:09:56,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 959. [2020-10-27 21:09:56,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2020-10-27 21:09:56,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1510 transitions. [2020-10-27 21:09:56,839 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1510 transitions. Word has length 99 [2020-10-27 21:09:56,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:09:56,839 INFO L481 AbstractCegarLoop]: Abstraction has 959 states and 1510 transitions. [2020-10-27 21:09:56,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 21:09:56,840 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1510 transitions. [2020-10-27 21:09:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-27 21:09:56,843 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:09:56,843 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:09:56,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:09:56,843 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:09:56,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:09:56,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1659048490, now seen corresponding path program 1 times [2020-10-27 21:09:56,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:09:56,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [753078517] [2020-10-27 21:09:56,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:09:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:56,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:57,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:57,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:59,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:00,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:00,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:01,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:01,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 21:10:01,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:10:01,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 21:10:01,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:01,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:10:01,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 21:10:01,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:10:01,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:03,205 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 21:10:03,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:10:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:03,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:03,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:03,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:10:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:03,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:03,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:03,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:10:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:03,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:03,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:03,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:03,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:10:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:03,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:03,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:03,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:03,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:10:03,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:03,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:03,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:10:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:03,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:03,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:10:03,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:03,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:10:03,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:03,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:03,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:10:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:03,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:03,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:03,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:03,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:03,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:03,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:03,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:03,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:03,553 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 21:10:03,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:10:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:03,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:03,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:04,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:04,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 21:10:04,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:10:04,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1139 [2020-10-27 21:10:04,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:04,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:10:04,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 21:10:04,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:10:04,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:04,863 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:10:04,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:10:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:04,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:04,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:04,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:04,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-27 21:10:05,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:10:05,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 274 [2020-10-27 21:10:05,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:10:05,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 21:10:05,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:10:05,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 21:10:05,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:10:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:10:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:10:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:10:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:10:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:10:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 21:10:05,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 21:10:05,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:10:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:10:05,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:10:05,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:10:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:05,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:10:05,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:10:05,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:05,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:10:05,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-27 21:10:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 21:10:05,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 21:10:05,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 21:10:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:05,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 21:10:05,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:10:05,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:05,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:05,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:05,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:05,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:10:05,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:05,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:05,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:05,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:10:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:10:05,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:10:05,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:05,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:05,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:05,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:05,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:05,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:10:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:05,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:05,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:05,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:10:05,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:05,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:10:05,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:05,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:05,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:05,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:05,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:05,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 21:10:05,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [753078517] [2020-10-27 21:10:05,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:10:05,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 21:10:05,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657033694] [2020-10-27 21:10:05,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:10:05,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:10:05,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:10:05,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:10:05,507 INFO L87 Difference]: Start difference. First operand 959 states and 1510 transitions. Second operand 11 states. [2020-10-27 21:10:07,879 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:10:09,113 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:10:10,439 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:10:12,097 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 121