/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=SHALLOWEST --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_spec13_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:06:29,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:06:29,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:06:29,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:06:29,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:06:29,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:06:29,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:06:29,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:06:29,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:06:29,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:06:29,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:06:29,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:06:29,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:06:29,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:06:29,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:06:29,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:06:29,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:06:29,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:06:29,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:06:29,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:06:29,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:06:29,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:06:29,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:06:29,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:06:29,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:06:29,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:06:29,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:06:29,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:06:29,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:06:29,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:06:29,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:06:29,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:06:29,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:06:29,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:06:29,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:06:29,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:06:29,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:06:29,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:06:29,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:06:29,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:06:29,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:06:29,562 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 02:06:29,587 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:06:29,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:06:29,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:06:29,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:06:29,590 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:06:29,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:06:29,591 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:06:29,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:06:29,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:06:29,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:06:29,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:06:29,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:06:29,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:06:29,592 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:06:29,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:06:29,593 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:06:29,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:06:29,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:06:29,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:06:29,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:06:29,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:06:29,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:06:29,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:06:29,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:06:29,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:06:29,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:06:29,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:06:29,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:06:29,596 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:06:29,596 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:06:29,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:06:29,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:06:29,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:06:29,991 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:06:29,992 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:06:29,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_productSimulator.cil.c [2020-10-27 02:06:30,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ef01aea21/a4076ed9ef52437ea863586173690eeb/FLAG95adc7ff4 [2020-10-27 02:06:30,885 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:06:30,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec13_productSimulator.cil.c [2020-10-27 02:06:30,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ef01aea21/a4076ed9ef52437ea863586173690eeb/FLAG95adc7ff4 [2020-10-27 02:06:31,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ef01aea21/a4076ed9ef52437ea863586173690eeb [2020-10-27 02:06:31,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:06:31,039 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:06:31,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:06:31,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:06:31,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:06:31,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:06:31" (1/1) ... [2020-10-27 02:06:31,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b999c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:31, skipping insertion in model container [2020-10-27 02:06:31,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:06:31" (1/1) ... [2020-10-27 02:06:31,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:06:31,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:06:31,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:06:31,840 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:06:32,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:06:32,115 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:06:32,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32 WrapperNode [2020-10-27 02:06:32,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:06:32,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:06:32,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:06:32,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:06:32,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (1/1) ... [2020-10-27 02:06:32,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (1/1) ... [2020-10-27 02:06:32,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (1/1) ... [2020-10-27 02:06:32,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (1/1) ... [2020-10-27 02:06:32,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (1/1) ... [2020-10-27 02:06:32,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (1/1) ... [2020-10-27 02:06:32,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (1/1) ... [2020-10-27 02:06:32,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:06:32,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:06:32,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:06:32,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:06:32,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (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 02:06:32,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:06:32,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:06:32,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:06:32,464 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:06:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:06:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:06:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:06:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:06:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:06:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:06:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:06:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:06:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:06:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:06:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:06:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:06:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:06:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:06:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:06:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:06:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:06:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:06:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:06:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:06:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:06:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:06:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:06:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2020-10-27 02:06:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2020-10-27 02:06:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:06:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:06:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:06:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:06:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:06:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:06:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:06:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:06:32,471 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:06:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:06:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:06:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:06:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:06:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:06:32,472 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:06:32,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:06:32,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:06:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:06:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:06:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-27 02:06:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-27 02:06:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:06:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-27 02:06:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-27 02:06:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:06:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-27 02:06:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-27 02:06:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-27 02:06:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-27 02:06:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:06:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:06:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:06:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:06:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:06:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:06:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:06:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:06:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:06:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:06:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-27 02:06:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-27 02:06:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-27 02:06:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-27 02:06:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:06:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:06:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:06:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-27 02:06:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-27 02:06:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-27 02:06:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-27 02:06:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:06:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:06:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:06:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-27 02:06:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-27 02:06:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:06:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-27 02:06:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-27 02:06:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:06:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:06:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:06:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:06:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:06:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:06:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:06:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:06:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:06:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:06:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:06:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:06:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:06:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:06:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:06:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:06:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:06:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:06:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:06:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:06:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:06:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:06:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:06:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:06:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:06:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:06:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:06:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:06:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:06:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:06:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:06:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:06:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:06:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:06:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:06:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:06:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:06:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:06:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:06:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:06:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:06:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:06:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:06:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:06:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:06:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:06:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:06:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:06:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:06:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:06:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:06:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:06:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:06:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:06:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:06:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:06:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:06:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2020-10-27 02:06:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:06:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2020-10-27 02:06:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:06:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:06:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:06:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:06:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:06:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:06:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:06:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:06:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:06:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:06:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:06:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:06:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:06:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:06:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:06:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:06:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:06:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:06:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:06:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:06:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-27 02:06:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-27 02:06:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-27 02:06:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-27 02:06:32,514 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-27 02:06:32,514 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-27 02:06:32,514 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-27 02:06:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-27 02:06:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:06:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:06:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:06:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:06:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-27 02:06:32,516 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-27 02:06:32,516 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-27 02:06:32,516 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-27 02:06:32,516 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:06:32,516 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:06:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-27 02:06:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-27 02:06:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-27 02:06:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-27 02:06:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:06:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:06:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:06:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-27 02:06:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-27 02:06:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-27 02:06:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-27 02:06:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:06:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:06:32,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:06:32,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:06:32,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:06:35,434 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:06:35,435 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:06:35,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:06:35 BoogieIcfgContainer [2020-10-27 02:06:35,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:06:35,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:06:35,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:06:35,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:06:35,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:06:31" (1/3) ... [2020-10-27 02:06:35,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e3bb3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:06:35, skipping insertion in model container [2020-10-27 02:06:35,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:32" (2/3) ... [2020-10-27 02:06:35,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e3bb3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:06:35, skipping insertion in model container [2020-10-27 02:06:35,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:06:35" (3/3) ... [2020-10-27 02:06:35,454 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec13_productSimulator.cil.c [2020-10-27 02:06:35,466 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:06:35,473 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:06:35,487 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:06:35,521 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:06:35,521 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:06:35,521 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:06:35,521 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:06:35,521 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:06:35,522 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:06:35,522 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:06:35,522 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:06:35,562 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states. [2020-10-27 02:06:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 02:06:35,587 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:06:35,588 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:06:35,589 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 02:06:35,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:06:35,595 INFO L82 PathProgramCache]: Analyzing trace with hash -758060695, now seen corresponding path program 1 times [2020-10-27 02:06:35,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:06:35,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1977383962] [2020-10-27 02:06:35,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:06:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:36,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:36,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:36,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:36,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:37,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:37,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:39,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:41,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:41,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-27 02:06:41,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:06:41,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5076 [2020-10-27 02:06:41,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:41,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:06:41,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 02:06:41,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:06:41,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:06:42,743 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 02:06:42,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:06:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:42,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 02:06:42,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:06:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:42,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:42,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:06:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:06:42,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:06:42,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:06:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:42,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:42,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:06:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:42,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:42,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:06:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:42,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:42,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:06:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:42,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:42,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:06:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:42,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:42,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:42,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:42,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:42,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 02:06:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:42,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:42,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:06:42,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:42,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:06:42,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:42,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:06:42,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:42,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:06:42,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:43,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:06:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:43,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:43,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:06:43,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:43,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:43,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:43,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:43,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:06:43,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:43,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:43,188 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:06:43,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 02:06:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:43,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:43,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:06:43,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:06:43,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 648 [2020-10-27 02:06:43,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:43,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:43,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:06:43,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:43,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:43,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:43,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:43,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:43,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:43,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:43,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:43,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:43,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:06:43,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:06:43,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:43,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:06:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:43,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:43,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:06:43,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:43,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 02:06:43,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:43,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:43,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:06:43,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:06:43,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:44,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:06:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:44,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:44,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:44,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:44,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:44,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:44,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:44,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:44,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:06:44,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:44,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 02:06:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:44,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:44,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:06:44,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:06:44,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 802 [2020-10-27 02:06:44,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:44,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:44,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:06:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:44,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:44,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:44,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:44,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:44,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:44,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:06:44,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:06:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:06:44,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:44,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:06:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:44,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:44,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:06:44,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:44,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 02:06:44,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:44,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:44,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:06:44,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:06:44,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:44,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:06:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:45,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:45,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:45,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:06:45,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:45,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 02:06:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:06:45,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:45,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:45,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:06:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:45,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:45,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:06:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:45,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:45,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:45,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:45,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:45,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:45,325 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:06:45,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 02:06:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:06:45,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:45,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:06:45,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:45,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:06:45,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:45,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:45,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:45,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:45,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:45,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:45,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:45,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:45,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:45,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 02:06:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:06:45,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:45,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:06:45,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:45,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:06:45,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:06:45,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:06:45,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:06:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:06:45,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:45,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:06:45,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:06:45,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:06:45,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:06:45,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:45,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 02:06:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:45,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:45,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:45,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:45,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:45,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:45,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:45,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:06:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-27 02:06:45,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1977383962] [2020-10-27 02:06:45,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:06:45,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 02:06:45,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32828991] [2020-10-27 02:06:45,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 02:06:45,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:06:45,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 02:06:45,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-10-27 02:06:45,669 INFO L87 Difference]: Start difference. First operand 947 states. Second operand 22 states. [2020-10-27 02:06:46,740 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 02:06:47,166 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 02:06:47,791 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 02:06:49,262 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:06:50,670 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-27 02:06:51,023 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 02:06:51,349 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 02:06:52,874 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:06:54,187 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-27 02:06:55,737 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:06:59,000 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 02:06:59,622 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:07:00,137 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:07:02,044 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-27 02:07:03,560 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-27 02:07:04,943 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-27 02:07:06,431 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-27 02:07:07,925 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-27 02:07:24,944 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:07:26,796 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:07:28,094 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-27 02:07:42,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:07:42,922 INFO L93 Difference]: Finished difference Result 1882 states and 3112 transitions. [2020-10-27 02:07:42,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 02:07:42,925 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 147 [2020-10-27 02:07:42,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:07:42,966 INFO L225 Difference]: With dead ends: 1882 [2020-10-27 02:07:42,966 INFO L226 Difference]: Without dead ends: 1077 [2020-10-27 02:07:42,983 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 21.9s TimeCoverageRelationStatistics Valid=494, Invalid=2056, Unknown=0, NotChecked=0, Total=2550 [2020-10-27 02:07:43,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2020-10-27 02:07:43,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 814. [2020-10-27 02:07:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 814 states. [2020-10-27 02:07:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1245 transitions. [2020-10-27 02:07:43,378 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 1245 transitions. Word has length 147 [2020-10-27 02:07:43,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:07:43,379 INFO L481 AbstractCegarLoop]: Abstraction has 814 states and 1245 transitions. [2020-10-27 02:07:43,379 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 02:07:43,379 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1245 transitions. [2020-10-27 02:07:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 02:07:43,387 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:07:43,388 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:07:43,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:07:43,389 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 02:07:43,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:07:43,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1240259716, now seen corresponding path program 1 times [2020-10-27 02:07:43,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:07:43,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1140830398] [2020-10-27 02:07:43,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:07:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:43,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:43,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:43,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:43,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:44,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:44,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:46,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-27 02:07:48,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:07:48,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5080 [2020-10-27 02:07:48,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 02:07:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:07:48,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:49,822 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 02:07:49,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:07:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:49,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:49,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:49,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:49,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:49,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 02:07:49,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:49,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:49,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:49,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:49,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:49,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:07:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:49,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:49,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:49,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:49,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:49,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:49,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:49,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:49,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:49,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:49,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:49,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:07:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:49,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:49,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:49,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:07:49,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:49,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:07:49,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:49,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:49,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:49,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:07:49,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:49,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:07:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:49,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:49,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:49,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:49,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:49,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:49,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:49,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:49,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:07:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:49,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:49,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:49,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:49,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:49,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:49,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:49,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:49,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:49,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:07:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:49,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:50,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:50,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:50,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:50,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:07:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:50,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:50,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:50,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:50,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:50,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:50,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:07:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:50,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:50,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:07:50,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:50,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 02:07:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:07:50,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:50,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:07:50,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:50,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:07:50,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:07:50,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 02:07:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:50,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:50,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:50,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:50,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:07:50,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:50,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,191 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:07:50,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 02:07:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:07:50,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:07:50,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 312 [2020-10-27 02:07:50,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:07:50,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:07:50,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:07:50,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:07:50,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:50,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:07:50,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:07:50,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:50,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:07:50,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:07:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:07:50,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:07:50,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-27 02:07:50,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:07:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:07:50,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:07:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:50,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:50,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:50,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:07:50,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:50,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:50,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:50,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:07:50,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:50,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 02:07:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:50,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:50,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:07:51,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:07:51,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 461 [2020-10-27 02:07:51,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:07:51,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:07:51,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:51,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:07:51,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:07:51,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:07:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:07:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:07:51,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:07:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:07:51,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:07:51,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:07:51,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:07:51,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:07:51,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:07:51,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:07:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:51,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:07:51,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:51,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:51,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:07:51,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:07:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:07:51,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:51,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:07:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:51,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:07:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:51,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:51,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:51,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:51,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:51,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,729 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:07:51,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:07:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:07:51,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:07:51,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:07:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:51,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:51,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:07:51,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:51,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:51,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:07:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:07:51,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:51,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:51,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 02:07:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:51,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:07:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:07:51,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:51,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:51,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 02:07:51,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:51,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 02:07:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:51,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:51,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:51,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:51,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:51,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:51,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:51,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:51,860 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-27 02:07:51,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1140830398] [2020-10-27 02:07:51,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:07:51,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 02:07:51,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714405519] [2020-10-27 02:07:51,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 02:07:51,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:07:51,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 02:07:51,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2020-10-27 02:07:51,865 INFO L87 Difference]: Start difference. First operand 814 states and 1245 transitions. Second operand 20 states. [2020-10-27 02:07:56,266 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-27 02:07:56,631 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-27 02:07:57,142 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 02:07:57,576 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 02:07:58,886 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-27 02:07:59,378 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 02:08:01,008 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-27 02:08:02,334 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-27 02:08:03,725 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-27 02:08:05,127 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-27 02:08:06,483 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-27 02:08:07,885 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-27 02:08:09,295 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-27 02:08:10,669 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 438 [2020-10-27 02:08:13,083 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-27 02:08:14,553 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 435 [2020-10-27 02:08:15,895 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 437 [2020-10-27 02:08:18,164 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-27 02:08:18,800 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:08:19,261 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:08:46,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:08:46,858 INFO L93 Difference]: Finished difference Result 1921 states and 3128 transitions. [2020-10-27 02:08:46,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-27 02:08:46,859 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 155 [2020-10-27 02:08:46,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:08:46,871 INFO L225 Difference]: With dead ends: 1921 [2020-10-27 02:08:46,872 INFO L226 Difference]: Without dead ends: 1139 [2020-10-27 02:08:46,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 662 ImplicationChecksByTransitivity, 21.9s TimeCoverageRelationStatistics Valid=586, Invalid=2276, Unknown=0, NotChecked=0, Total=2862 [2020-10-27 02:08:46,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states. [2020-10-27 02:08:47,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 848. [2020-10-27 02:08:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 848 states. [2020-10-27 02:08:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 1285 transitions. [2020-10-27 02:08:47,195 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 1285 transitions. Word has length 155 [2020-10-27 02:08:47,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:08:47,198 INFO L481 AbstractCegarLoop]: Abstraction has 848 states and 1285 transitions. [2020-10-27 02:08:47,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 02:08:47,198 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1285 transitions. [2020-10-27 02:08:47,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 02:08:47,205 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:08:47,206 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:08:47,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:08:47,207 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 02:08:47,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:08:47,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1304613687, now seen corresponding path program 1 times [2020-10-27 02:08:47,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:08:47,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1495121923] [2020-10-27 02:08:47,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:08:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:47,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:47,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:47,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:47,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:47,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:49,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:52,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:52,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 02:08:52,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:08:52,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-27 02:08:52,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:52,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 02:08:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-27 02:08:52,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,746 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 02:08:53,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:08:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:53,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 02:08:53,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:08:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:53,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:53,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:08:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:08:53,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:08:53,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:08:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:53,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:53,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:08:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:53,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:53,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:08:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:53,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:53,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:08:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:08:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:53,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:53,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:53,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:53,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 02:08:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:08:53,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:53,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:53,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:08:53,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:53,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:08:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:53,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:53,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:53,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:08:53,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:53,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:53,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:53,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:53,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:53,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:08:53,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:54,072 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:08:54,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 02:08:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:54,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:54,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:08:54,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:08:54,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 623 [2020-10-27 02:08:54,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:54,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:54,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:54,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:08:54,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:54,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:54,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:54,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:08:54,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:08:54,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:08:54,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:54,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:54,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:08:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:54,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:54,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:08:54,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:54,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:08:54,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:54,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:54,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:08:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:54,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:54,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:54,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:54,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:54,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:54,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:54,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:54,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:54,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:54,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 02:08:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:54,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:54,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:08:55,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:08:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 228 [2020-10-27 02:08:55,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 02:08:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:08:55,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:55,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:08:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:08:55,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:08:55,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:55,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:08:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:55,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:55,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 02:08:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:08:55,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:08:55,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:55,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:08:55,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:08:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:55,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:55,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,305 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:08:55,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 02:08:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:08:55,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:08:55,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:08:55,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:55,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:08:55,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:55,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:08:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:08:55,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:55,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 02:08:55,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-27 02:08:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:08:55,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:55,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 02:08:55,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 02:08:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:55,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:55,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:55,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:55,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:55,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:08:55,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:55,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:55,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:55,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:55,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:55,454 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-10-27 02:08:55,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1495121923] [2020-10-27 02:08:55,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:08:55,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 02:08:55,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122910846] [2020-10-27 02:08:55,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:08:55,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:08:55,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:08:55,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:08:55,457 INFO L87 Difference]: Start difference. First operand 848 states and 1285 transitions. Second operand 10 states. [2020-10-27 02:08:57,376 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-27 02:08:57,688 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-27 02:08:58,045 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 02:08:58,521 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 02:08:58,812 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 02:08:59,181 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 02:09:01,861 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-27 02:09:02,585 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:09:05,571 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:09:06,562 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 02:09:06,880 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:09:07,177 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:09:46,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:09:46,309 INFO L93 Difference]: Finished difference Result 2872 states and 4731 transitions. [2020-10-27 02:09:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 02:09:46,310 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 159 [2020-10-27 02:09:46,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:09:46,332 INFO L225 Difference]: With dead ends: 2872 [2020-10-27 02:09:46,332 INFO L226 Difference]: Without dead ends: 2169 [2020-10-27 02:09:46,338 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=246, Invalid=624, Unknown=0, NotChecked=0, Total=870 [2020-10-27 02:09:46,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2020-10-27 02:09:46,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 1632. [2020-10-27 02:09:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1632 states. [2020-10-27 02:09:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 2501 transitions. [2020-10-27 02:09:46,794 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 2501 transitions. Word has length 159 [2020-10-27 02:09:46,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:09:46,797 INFO L481 AbstractCegarLoop]: Abstraction has 1632 states and 2501 transitions. [2020-10-27 02:09:46,797 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:09:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2501 transitions. [2020-10-27 02:09:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-27 02:09:46,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:09:46,807 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:09:46,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:09:46,808 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 02:09:46,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:09:46,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1033678418, now seen corresponding path program 1 times [2020-10-27 02:09:46,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:09:46,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1706532805] [2020-10-27 02:09:46,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:09:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:46,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:47,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:47,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:47,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:47,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-27 02:09:51,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:51,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,459 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 02:09:53,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:53,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 02:09:53,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:09:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:53,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:53,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:09:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:53,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:53,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:09:53,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:53,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:53,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:09:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:09:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:53,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:53,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:09:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:53,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:53,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 02:09:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 02:09:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:53,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:53,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:53,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:53,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:53,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:53,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:53,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:53,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:53,758 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:09:53,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:09:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:53,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:53,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:09:54,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:09:54,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 358 [2020-10-27 02:09:54,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:09:54,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:09:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:54,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:54,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:54,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:09:54,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:09:54,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:09:54,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:09:54,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:09:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:09:54,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:54,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:09:54,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:54,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:09:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:54,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:09:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:54,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:54,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:54,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:54,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 02:09:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:09:54,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:09:54,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 333 [2020-10-27 02:09:54,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:09:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 02:09:54,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:09:54,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:54,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:54,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:54,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:09:54,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:54,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:09:54,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:09:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:09:54,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:54,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 02:09:54,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:09:54,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:09:54,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:09:54,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:09:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:54,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:54,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:09:54,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:09:54,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:54,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:09:54,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:09:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:09:54,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:54,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:54,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:54,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:09:54,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:54,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:54,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:54,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:54,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:54,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:55,255 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:09:55,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 02:09:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:55,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:55,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:55,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:09:55,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:55,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:09:55,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:55,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:55,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:09:55,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:55,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:55,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:55,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:55,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:55,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:55,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:55,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:55,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:55,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:55,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:55,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:55,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:55,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:09:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:55,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:55,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:55,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:09:55,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:55,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:55,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:55,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:55,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 02:09:55,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:55,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:55,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 02:09:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:55,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:55,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:55,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:55,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 02:09:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:55,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:55,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:55,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:55,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:55,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:55,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:55,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:55,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:55,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:55,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-27 02:09:55,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1706532805] [2020-10-27 02:09:55,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:09:55,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 02:09:55,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750667646] [2020-10-27 02:09:55,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 02:09:55,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:09:55,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 02:09:55,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2020-10-27 02:09:55,408 INFO L87 Difference]: Start difference. First operand 1632 states and 2501 transitions. Second operand 18 states. [2020-10-27 02:09:56,262 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 02:09:56,689 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-27 02:09:57,263 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 02:09:58,880 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:10:00,193 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-27 02:10:01,593 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-27 02:10:03,051 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:10:04,378 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-27 02:10:05,843 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-27 02:10:07,485 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 434 [2020-10-27 02:10:09,708 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-27 02:10:11,082 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:10:12,393 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-27 02:10:13,849 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 02:10:15,144 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 130