/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:01:17,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:01:17,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:01:17,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:01:17,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:01:17,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:01:17,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:01:17,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:01:17,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:01:17,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:01:17,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:01:17,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:01:17,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:01:17,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:01:17,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:01:17,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:01:17,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:01:17,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:01:17,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:01:17,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:01:17,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:01:17,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:01:17,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:01:17,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:01:17,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:01:17,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:01:17,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:01:17,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:01:17,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:01:17,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:01:17,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:01:17,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:01:17,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:01:17,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:01:17,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:01:17,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:01:17,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:01:17,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:01:17,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:01:17,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:01:17,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:01:17,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 21:01:17,735 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:01:17,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:01:17,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:01:17,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:01:17,737 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:01:17,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:01:17,738 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:01:17,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:01:17,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:01:17,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:01:17,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:01:17,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:01:17,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:01:17,739 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:01:17,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:01:17,739 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:01:17,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:01:17,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:01:17,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:01:17,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:01:17,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:01:17,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:01:17,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:01:17,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:01:17,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:01:17,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:01:17,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:01:17,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:01:17,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:01:17,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:01:18,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:01:18,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:01:18,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:01:18,139 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:01:18,140 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:01:18,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product19.cil.c [2020-10-27 21:01:18,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4152f3d25/d02f112b162b49c48becc1b15deb4733/FLAG193d3b935 [2020-10-27 21:01:19,060 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:01:19,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product19.cil.c [2020-10-27 21:01:19,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4152f3d25/d02f112b162b49c48becc1b15deb4733/FLAG193d3b935 [2020-10-27 21:01:19,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4152f3d25/d02f112b162b49c48becc1b15deb4733 [2020-10-27 21:01:19,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:01:19,235 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:01:19,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:01:19,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:01:19,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:01:19,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:01:19" (1/1) ... [2020-10-27 21:01:19,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc85fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:19, skipping insertion in model container [2020-10-27 21:01:19,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:01:19" (1/1) ... [2020-10-27 21:01:19,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:01:19,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:01:20,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:01:20,075 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:01:20,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:01:20,282 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:01:20,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20 WrapperNode [2020-10-27 21:01:20,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:01:20,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:01:20,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:01:20,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:01:20,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... [2020-10-27 21:01:20,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... [2020-10-27 21:01:20,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... [2020-10-27 21:01:20,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... [2020-10-27 21:01:20,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... [2020-10-27 21:01:20,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... [2020-10-27 21:01:20,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... [2020-10-27 21:01:20,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:01:20,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:01:20,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:01:20,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:01:20,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:01:20,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:01:20,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:01:20,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:01:20,606 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:01:20,606 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 21:01:20,606 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 21:01:20,606 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 21:01:20,607 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 21:01:20,607 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 21:01:20,607 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 21:01:20,607 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 21:01:20,607 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 21:01:20,608 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 21:01:20,608 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 21:01:20,608 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 21:01:20,608 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 21:01:20,608 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 21:01:20,609 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 21:01:20,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:01:20,609 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 21:01:20,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:01:20,609 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:01:20,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:01:20,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:01:20,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:01:20,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:01:20,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:01:20,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:01:20,611 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 21:01:20,611 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 21:01:20,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 21:01:20,611 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 21:01:20,612 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 21:01:20,612 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 21:01:20,612 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 21:01:20,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 21:01:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 21:01:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 21:01:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 21:01:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 21:01:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 21:01:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 21:01:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 21:01:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 21:01:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 21:01:20,615 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 21:01:20,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 21:01:20,615 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 21:01:20,615 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 21:01:20,615 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 21:01:20,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 21:01:20,616 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 21:01:20,616 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 21:01:20,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 21:01:20,616 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 21:01:20,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 21:01:20,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 21:01:20,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 21:01:20,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 21:01:20,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 21:01:20,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:01:20,618 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:01:20,618 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:01:20,618 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:01:20,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:01:20,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:01:20,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:01:20,619 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 21:01:20,619 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 21:01:20,619 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 21:01:20,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 21:01:20,620 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 21:01:20,620 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 21:01:20,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 21:01:20,620 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 21:01:20,620 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 21:01:20,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 21:01:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:01:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:01:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:01:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:01:20,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:01:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 21:01:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 21:01:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 21:01:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 21:01:20,622 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 21:01:20,623 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 21:01:20,623 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 21:01:20,623 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 21:01:20,623 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 21:01:20,623 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 21:01:20,623 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 21:01:20,624 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 21:01:20,624 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 21:01:20,624 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 21:01:20,624 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 21:01:20,624 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 21:01:20,624 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 21:01:20,625 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 21:01:20,625 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 21:01:20,625 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 21:01:20,625 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 21:01:20,625 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 21:01:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:01:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:01:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 21:01:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:01:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:01:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:01:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:01:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:01:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:01:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:01:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:01:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:01:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:01:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:01:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:01:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:01:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:01:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:01:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:01:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:01:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:01:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:01:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:01:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 21:01:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 21:01:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 21:01:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 21:01:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 21:01:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 21:01:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 21:01:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 21:01:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 21:01:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 21:01:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 21:01:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 21:01:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 21:01:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 21:01:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 21:01:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 21:01:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 21:01:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 21:01:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 21:01:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 21:01:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 21:01:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 21:01:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 21:01:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 21:01:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 21:01:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 21:01:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 21:01:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 21:01:20,634 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 21:01:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 21:01:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 21:01:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 21:01:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 21:01:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 21:01:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:01:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:01:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 21:01:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 21:01:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 21:01:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:01:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:01:20,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:01:23,166 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:01:23,167 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 21:01:23,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:01:23 BoogieIcfgContainer [2020-10-27 21:01:23,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:01:23,172 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:01:23,172 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:01:23,176 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:01:23,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:01:19" (1/3) ... [2020-10-27 21:01:23,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27b42e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:01:23, skipping insertion in model container [2020-10-27 21:01:23,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:01:20" (2/3) ... [2020-10-27 21:01:23,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27b42e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:01:23, skipping insertion in model container [2020-10-27 21:01:23,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:01:23" (3/3) ... [2020-10-27 21:01:23,179 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product19.cil.c [2020-10-27 21:01:23,192 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:01:23,198 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:01:23,211 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:01:23,245 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:01:23,245 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:01:23,246 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:01:23,246 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:01:23,246 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:01:23,246 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:01:23,246 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:01:23,246 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:01:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states. [2020-10-27 21:01:23,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 21:01:23,314 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:01:23,315 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:01:23,316 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:01:23,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:01:23,323 INFO L82 PathProgramCache]: Analyzing trace with hash 1594257969, now seen corresponding path program 1 times [2020-10-27 21:01:23,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:01:23,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1486648548] [2020-10-27 21:01:23,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:01:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:24,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:24,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:24,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:25,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:27,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:28,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:28,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-27 21:01:28,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:01:28,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5060 [2020-10-27 21:01:28,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:28,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:01:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:01:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:01:28,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:01:30,020 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:01:30,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:01:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:30,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:30,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:30,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 21:01:30,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:30,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:30,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:30,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:30,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:01:30,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:01:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:30,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:30,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:30,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:30,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:30,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:30,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:30,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:30,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:30,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:01:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:30,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:30,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:30,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:30,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:30,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:30,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:30,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:30,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:30,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:01:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:30,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:30,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:30,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:30,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:30,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:30,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:30,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:30,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:01:30,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:01:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:30,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:01:30,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:30,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:30,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:30,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:30,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:30,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:30,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:30,510 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:01:30,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:01:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:30,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:01:30,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:30,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 21:01:30,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:30,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:30,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:30,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:30,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:30,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:30,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:30,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:30,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:01:30,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:30,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:30,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:01:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:30,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:30,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:01:31,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:01:31,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 283 [2020-10-27 21:01:31,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:01:31,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:01:31,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:01:31,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:31,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:01:31,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:01:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:01:31,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:01:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:01:31,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:01:31,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 21:01:31,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:01:31,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:01:31,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:01:31,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:01:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:31,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:01:31,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:01:31,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:01:31,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 21:01:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:01:31,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:01:31,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:01:31,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:31,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:31,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:01:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:31,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:31,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:01:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:01:31,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:01:31,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:01:31,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:01:31,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:31,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:31,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:31,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:01:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:31,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:31,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:01:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:01:31,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:01:31,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:01:31,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:01:31,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:01:31,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:01:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:01:31,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:31,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:01:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:31,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:31,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:01:31,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:01:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:01:31,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:01:31,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:01:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:01:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:01:31,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:01:31,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:01:31,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:01:31,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:01:31,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:01:31,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:01:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:01:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:01:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:01:31,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:01:31,629 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:01:31,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1486648548] [2020-10-27 21:01:31,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:01:31,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:01:31,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329788491] [2020-10-27 21:01:31,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:01:31,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:01:31,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:01:31,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:01:31,656 INFO L87 Difference]: Start difference. First operand 794 states. Second operand 15 states. [2020-10-27 21:01:33,516 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:01:34,602 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:01:35,508 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:01:36,341 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:01:37,239 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:01:38,126 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:01:39,022 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:01:40,021 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:01:40,982 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:01:48,381 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:02:02,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:02:02,832 INFO L93 Difference]: Finished difference Result 1636 states and 2875 transitions. [2020-10-27 21:02:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 21:02:02,835 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 142 [2020-10-27 21:02:02,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:02:02,872 INFO L225 Difference]: With dead ends: 1636 [2020-10-27 21:02:02,872 INFO L226 Difference]: Without dead ends: 996 [2020-10-27 21:02:02,893 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=306, Invalid=1100, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 21:02:02,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 996 states. [2020-10-27 21:02:03,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 996 to 641. [2020-10-27 21:02:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 641 states. [2020-10-27 21:02:03,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 1017 transitions. [2020-10-27 21:02:03,317 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 1017 transitions. Word has length 142 [2020-10-27 21:02:03,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:02:03,318 INFO L481 AbstractCegarLoop]: Abstraction has 641 states and 1017 transitions. [2020-10-27 21:02:03,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:02:03,318 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1017 transitions. [2020-10-27 21:02:03,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 21:02:03,340 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:02:03,341 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:02:03,341 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:02:03,342 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:02:03,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:02:03,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1390957630, now seen corresponding path program 1 times [2020-10-27 21:02:03,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:02:03,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [618694135] [2020-10-27 21:02:03,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:02:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:03,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:03,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:03,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:03,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:03,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:04,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:05,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:05,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:08,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:08,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 21:02:08,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:02:08,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 21:02:08,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:08,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:02:08,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:02:08,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:02:08,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,330 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:02:09,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:02:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:09,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:09,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:09,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 21:02:09,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:09,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:09,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:09,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:09,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:09,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:09,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:09,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:09,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:09,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:09,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:09,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:09,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:02:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:09,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:09,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:09,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:09,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:09,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:09,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:09,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:09,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:02:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:09,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:09,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:09,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:09,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:09,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:09,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:02:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:09,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:09,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:09,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:09,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:09,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:09,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:09,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:09,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,643 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:02:09,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:02:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:09,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:02:09,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:09,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 21:02:09,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:09,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:09,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:09,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:09,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:09,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:09,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:09,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:02:09,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:09,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:09,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:09,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:09,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:09,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:02:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:09,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:09,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:02:10,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:02:10,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 461 [2020-10-27 21:02:10,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:02:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:02:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:02:10,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:02:10,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:02:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:02:10,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:02:10,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:02:10,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:02:10,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:02:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:02:10,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:02:10,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-27 21:02:10,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:02:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:02:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:02:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:02:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:10,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:02:10,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:02:10,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:02:10,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:02:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:02:10,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:02:10,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:02:10,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:10,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:10,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:10,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:10,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:02:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:02:10,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:02:10,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:02:10,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:10,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:10,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:10,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:10,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:10,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:10,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:02:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:02:10,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:02:10,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:02:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:10,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:02:10,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:10,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:10,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:10,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:10,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:10,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:02:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:02:10,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:02:10,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:02:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 21:02:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:10,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:10,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:10,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:10,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:10,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:10,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:10,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:10,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:02:10,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:10,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:10,899 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:02:10,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [618694135] [2020-10-27 21:02:10,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:02:10,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 21:02:10,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219835895] [2020-10-27 21:02:10,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 21:02:10,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:02:10,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 21:02:10,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-27 21:02:10,903 INFO L87 Difference]: Start difference. First operand 641 states and 1017 transitions. Second operand 14 states. [2020-10-27 21:02:11,964 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:12,970 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 21:02:13,984 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:02:14,954 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:02:15,807 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 21:02:18,753 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:02:22,858 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:02:37,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:02:37,327 INFO L93 Difference]: Finished difference Result 1607 states and 2767 transitions. [2020-10-27 21:02:37,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 21:02:37,328 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 143 [2020-10-27 21:02:37,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:02:37,340 INFO L225 Difference]: With dead ends: 1607 [2020-10-27 21:02:37,340 INFO L226 Difference]: Without dead ends: 975 [2020-10-27 21:02:37,345 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=204, Invalid=608, Unknown=0, NotChecked=0, Total=812 [2020-10-27 21:02:37,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2020-10-27 21:02:37,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 619. [2020-10-27 21:02:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 619 states. [2020-10-27 21:02:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 979 transitions. [2020-10-27 21:02:37,568 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 979 transitions. Word has length 143 [2020-10-27 21:02:37,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:02:37,568 INFO L481 AbstractCegarLoop]: Abstraction has 619 states and 979 transitions. [2020-10-27 21:02:37,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 21:02:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 979 transitions. [2020-10-27 21:02:37,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 21:02:37,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:02:37,574 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:02:37,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:02:37,574 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:02:37,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:02:37,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1157649283, now seen corresponding path program 1 times [2020-10-27 21:02:37,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:02:37,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1875844654] [2020-10-27 21:02:37,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:02:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:37,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:37,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:38,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:38,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:39,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:42,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:42,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 21:02:42,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:02:42,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:02:42,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:42,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:02:42,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:02:42,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:02:42,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,506 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:02:43,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:02:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:43,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:43,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:43,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 21:02:43,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:43,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:43,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:43,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:43,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:43,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:43,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:43,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:43,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:43,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:02:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:43,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:43,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:43,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:43,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:43,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:43,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:43,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:43,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:02:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:43,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:43,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:43,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:43,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:43,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:43,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:43,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:43,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:02:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:43,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:02:43,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:43,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:43,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:43,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:43,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:43,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:43,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,761 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:02:43,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:02:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:43,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:02:43,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:43,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:02:43,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:43,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:43,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:43,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:43,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:43,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:43,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:43,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:02:43,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:43,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:43,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:43,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:43,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:43,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:02:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:43,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:43,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 21:02:44,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:02:44,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-27 21:02:44,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:02:44,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:02:44,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:02:44,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:02:44,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:44,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:02:44,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:02:44,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:02:44,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:02:44,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:02:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 21:02:44,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:02:44,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-27 21:02:44,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:02:44,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:02:44,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 21:02:44,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:02:44,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:02:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:02:44,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:02:44,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:02:44,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:02:44,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 21:02:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:02:44,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:02:44,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:02:44,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:44,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:44,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:02:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:44,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:44,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:02:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:02:44,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:02:44,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:02:44,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:44,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:44,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:44,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:44,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:44,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:44,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:02:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:02:44,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:02:44,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:02:44,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:02:44,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:44,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:02:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:02:44,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:44,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:02:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:44,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:02:44,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:02:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:02:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:02:44,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:02:44,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:02:44,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:02:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:02:44,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:02:44,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:02:44,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:02:44,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:02:44,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:02:44,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:02:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:02:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:02:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:02:44,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:02:44,601 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:02:44,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1875844654] [2020-10-27 21:02:44,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:02:44,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 21:02:44,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160380474] [2020-10-27 21:02:44,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 21:02:44,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:02:44,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 21:02:44,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-27 21:02:44,604 INFO L87 Difference]: Start difference. First operand 619 states and 979 transitions. Second operand 13 states. [2020-10-27 21:02:46,558 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:02:47,700 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:48,565 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:49,444 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:50,314 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:02:51,210 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 21:02:53,911 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:02:58,029 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:03:13,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:03:13,592 INFO L93 Difference]: Finished difference Result 1562 states and 2689 transitions. [2020-10-27 21:03:13,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 21:03:13,594 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 144 [2020-10-27 21:03:13,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:03:13,604 INFO L225 Difference]: With dead ends: 1562 [2020-10-27 21:03:13,604 INFO L226 Difference]: Without dead ends: 961 [2020-10-27 21:03:13,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2020-10-27 21:03:13,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2020-10-27 21:03:13,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 613. [2020-10-27 21:03:13,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-27 21:03:13,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 966 transitions. [2020-10-27 21:03:13,806 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 966 transitions. Word has length 144 [2020-10-27 21:03:13,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:03:13,806 INFO L481 AbstractCegarLoop]: Abstraction has 613 states and 966 transitions. [2020-10-27 21:03:13,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 21:03:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 966 transitions. [2020-10-27 21:03:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 21:03:13,810 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:03:13,810 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:03:13,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:03:13,811 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:03:13,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:03:13,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1811442566, now seen corresponding path program 1 times [2020-10-27 21:03:13,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:03:13,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [489923850] [2020-10-27 21:03:13,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:03:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:13,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:14,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:14,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:14,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:15,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:16,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:16,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:16,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:17,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:18,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:18,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-27 21:03:18,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 21:03:18,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-27 21:03:18,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:18,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:03:18,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-27 21:03:18,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:03:18,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:19,925 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:03:19,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:03:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:19,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:19,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:19,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:19,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:19,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 21:03:19,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:19,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:19,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:19,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:19,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:20,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:20,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:03:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:20,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:20,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:03:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:20,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:20,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:03:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:20,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:20,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,189 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:03:20,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:03:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:03:20,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:03:20,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,363 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:03:20,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:20,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:03:20,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:03:20,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:03:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 21:03:20,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:03:20,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 331 [2020-10-27 21:03:20,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:03:20,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 21:03:20,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:03:20,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:20,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:20,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:03:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 21:03:20,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:20,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 21:03:20,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:03:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:03:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:03:20,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 21:03:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:03:20,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:03:20,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:03:20,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:03:20,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:03:20,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 21:03:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:20,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:20,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:20,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:20,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 21:03:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:03:20,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:03:20,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:03:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:20,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:20,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:20,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:20,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:20,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:20,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:20,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:20,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:20,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:20,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:20,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:20,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:20,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:20,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:03:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:20,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:21,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:21,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:03:21,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:21,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 21:03:21,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:21,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:21,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:03:21,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:21,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:21,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:21,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:21,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:21,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:21,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:21,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:21,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:21,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:21,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:21,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:21,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:21,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:21,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:21,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:21,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:21,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:21,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:21,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:21,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:21,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:21,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:21,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:21,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:21,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:21,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:21,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:21,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:21,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:21,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:21,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:21,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:21,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:21,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:21,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:03:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:21,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:21,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:21,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:03:21,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:21,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:21,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:21,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:21,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:03:21,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:21,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:21,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:03:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:21,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:21,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:21,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:21,135 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:03:21,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [489923850] [2020-10-27 21:03:21,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:03:21,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 21:03:21,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127971975] [2020-10-27 21:03:21,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:03:21,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:03:21,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:03:21,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:03:21,139 INFO L87 Difference]: Start difference. First operand 613 states and 966 transitions. Second operand 11 states. [2020-10-27 21:03:22,430 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:03:23,440 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:24,408 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:03:25,503 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 21:03:27,261 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:03:30,938 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:03:44,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:03:44,871 INFO L93 Difference]: Finished difference Result 1548 states and 2665 transitions. [2020-10-27 21:03:44,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 21:03:44,872 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 145 [2020-10-27 21:03:44,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:03:44,882 INFO L225 Difference]: With dead ends: 1548 [2020-10-27 21:03:44,882 INFO L226 Difference]: Without dead ends: 967 [2020-10-27 21:03:44,886 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2020-10-27 21:03:44,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2020-10-27 21:03:45,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 616. [2020-10-27 21:03:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 616 states. [2020-10-27 21:03:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 970 transitions. [2020-10-27 21:03:45,104 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 970 transitions. Word has length 145 [2020-10-27 21:03:45,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:03:45,105 INFO L481 AbstractCegarLoop]: Abstraction has 616 states and 970 transitions. [2020-10-27 21:03:45,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 21:03:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 970 transitions. [2020-10-27 21:03:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:03:45,109 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:03:45,110 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:03:45,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:03:45,110 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:03:45,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:03:45,111 INFO L82 PathProgramCache]: Analyzing trace with hash -2083703982, now seen corresponding path program 1 times [2020-10-27 21:03:45,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:03:45,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1819286074] [2020-10-27 21:03:45,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:03:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:45,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:45,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:45,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:45,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:48,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:48,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:50,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:50,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 21:03:50,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:03:50,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-27 21:03:50,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:50,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:03:50,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:03:50,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:03:50,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,007 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:03:51,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:03:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:51,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:03:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:51,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:03:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:03:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:03:51,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,244 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:03:51,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:03:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:03:51,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:03:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:03:51,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:51,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:51,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:03:51,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:03:51,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:03:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:03:51,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:03:51,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 21:03:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:03:51,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 21:03:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:03:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 21:03:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:03:51,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:03:51,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:03:51,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:51,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:51,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:51,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:51,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:03:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:03:51,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:51,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:03:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:03:51,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:03:51,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:03:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:03:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:03:51,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:03:51,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:03:51,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:03:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:03:51,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:03:51,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:03:51,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:03:51,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:03:51,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:03:51,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:03:51,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:03:51,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:03:51,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:03:51,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:03:51,994 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:03:51,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1819286074] [2020-10-27 21:03:51,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:03:51,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:03:51,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850217386] [2020-10-27 21:03:51,996 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:03:51,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:03:51,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:03:51,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:03:51,997 INFO L87 Difference]: Start difference. First operand 616 states and 970 transitions. Second operand 15 states. [2020-10-27 21:03:54,739 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:55,580 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:03:56,411 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:03:57,251 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:03:58,122 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:03:59,057 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 21:03:59,999 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 21:04:00,947 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:03,826 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:04:05,472 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:04:08,356 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:04:26,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:04:26,360 INFO L93 Difference]: Finished difference Result 1555 states and 2670 transitions. [2020-10-27 21:04:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 21:04:26,361 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 146 [2020-10-27 21:04:26,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:04:26,370 INFO L225 Difference]: With dead ends: 1555 [2020-10-27 21:04:26,371 INFO L226 Difference]: Without dead ends: 955 [2020-10-27 21:04:26,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=306, Invalid=1100, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 21:04:26,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2020-10-27 21:04:26,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 607. [2020-10-27 21:04:26,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 607 states. [2020-10-27 21:04:26,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 952 transitions. [2020-10-27 21:04:26,618 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 952 transitions. Word has length 146 [2020-10-27 21:04:26,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:04:26,619 INFO L481 AbstractCegarLoop]: Abstraction has 607 states and 952 transitions. [2020-10-27 21:04:26,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:04:26,620 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 952 transitions. [2020-10-27 21:04:26,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:04:26,626 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:04:26,626 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:04:26,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 21:04:26,626 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:04:26,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:04:26,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1605249985, now seen corresponding path program 1 times [2020-10-27 21:04:26,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:04:26,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [457588204] [2020-10-27 21:04:26,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:04:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:26,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:26,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:26,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:27,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:28,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:04:31,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,553 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 21:04:32,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:04:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:32,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:32,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 21:04:32,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:32,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:32,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:32,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:04:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:32,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:32,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:32,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:32,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:32,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:32,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:04:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:32,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:32,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:04:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:32,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:04:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:04:32,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:32,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:32,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:32,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:32,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:32,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,788 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 21:04:32,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:04:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:04:32,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:32,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:04:32,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:32,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:32,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:32,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:32,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:32,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:32,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:04:32,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:32,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:32,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:32,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:32,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:32,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 21:04:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:32,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:32,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 21:04:33,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:04:33,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 254 [2020-10-27 21:04:33,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:04:33,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 21:04:33,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:04:33,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:33,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:33,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:04:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:04:33,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:04:33,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:04:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:04:33,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:04:33,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:04:33,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:04:33,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:04:33,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 21:04:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:04:33,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:04:33,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 21:04:33,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:04:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 21:04:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:04:33,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:04:33,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:04:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:04:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:04:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:04:33,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:04:33,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 21:04:33,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:04:33,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:33,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:04:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:04:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:04:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:04:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:04:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:33,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:04:33,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:04:33,485 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:04:33,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [457588204] [2020-10-27 21:04:33,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:04:33,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 21:04:33,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019889772] [2020-10-27 21:04:33,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:04:33,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:04:33,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:04:33,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:04:33,487 INFO L87 Difference]: Start difference. First operand 607 states and 952 transitions. Second operand 11 states. [2020-10-27 21:04:35,491 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:36,483 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 21:04:38,652 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:04:42,214 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 21:04:55,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:04:55,022 INFO L93 Difference]: Finished difference Result 1540 states and 2641 transitions. [2020-10-27 21:04:55,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 21:04:55,023 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-27 21:04:55,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:04:55,032 INFO L225 Difference]: With dead ends: 1540 [2020-10-27 21:04:55,032 INFO L226 Difference]: Without dead ends: 965 [2020-10-27 21:04:55,035 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2020-10-27 21:04:55,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 965 states. [2020-10-27 21:04:55,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 965 to 610. [2020-10-27 21:04:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2020-10-27 21:04:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 956 transitions. [2020-10-27 21:04:55,222 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 956 transitions. Word has length 146 [2020-10-27 21:04:55,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:04:55,222 INFO L481 AbstractCegarLoop]: Abstraction has 610 states and 956 transitions. [2020-10-27 21:04:55,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 21:04:55,223 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 956 transitions. [2020-10-27 21:04:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:04:55,226 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:04:55,227 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:04:55,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 21:04:55,227 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:04:55,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:04:55,228 INFO L82 PathProgramCache]: Analyzing trace with hash 683301762, now seen corresponding path program 1 times [2020-10-27 21:04:55,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:04:55,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [723576790] [2020-10-27 21:04:55,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:04:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:04:55,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:55,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:55,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:04:55,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking...