/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:39:02,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:39:02,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:39:02,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:39:02,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:39:02,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:39:02,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:39:02,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:39:02,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:39:02,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:39:02,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:39:02,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:39:02,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:39:02,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:39:02,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:39:02,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:39:02,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:39:02,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:39:02,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:39:02,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:39:02,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:39:02,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:39:02,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:39:02,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:39:02,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:39:02,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:39:02,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:39:02,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:39:02,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:39:02,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:39:02,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:39:02,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:39:02,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:39:02,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:39:02,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:39:02,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:39:02,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:39:02,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:39:02,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:39:02,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:39:02,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:39:02,501 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 [2020-10-28 15:39:02,529 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:39:02,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:39:02,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:39:02,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:39:02,532 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:39:02,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:39:02,532 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:39:02,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:39:02,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:39:02,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:39:02,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:39:02,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:39:02,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:39:02,534 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:39:02,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:39:02,534 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:39:02,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:39:02,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:39:02,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:39:02,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:39:02,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:39:02,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:39:02,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:39:02,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:39:02,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:39:02,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:39:02,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:39:02,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:39:02,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:39:02,538 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:39:02,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:39:02,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:39:02,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:39:02,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:39:02,925 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:39:02,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product27.cil.c [2020-10-28 15:39:03,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f648e6522/9cea6b2b5e804192960089cac1b47aa2/FLAG5fce3637e [2020-10-28 15:39:03,803 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:39:03,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product27.cil.c [2020-10-28 15:39:03,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f648e6522/9cea6b2b5e804192960089cac1b47aa2/FLAG5fce3637e [2020-10-28 15:39:04,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f648e6522/9cea6b2b5e804192960089cac1b47aa2 [2020-10-28 15:39:04,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:39:04,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:39:04,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:39:04,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:39:04,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:39:04,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:39:04" (1/1) ... [2020-10-28 15:39:04,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523632f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:04, skipping insertion in model container [2020-10-28 15:39:04,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:39:04" (1/1) ... [2020-10-28 15:39:04,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:39:04,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:39:04,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:39:04,935 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:39:05,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:39:05,157 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:39:05,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05 WrapperNode [2020-10-28 15:39:05,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:39:05,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:39:05,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:39:05,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:39:05,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (1/1) ... [2020-10-28 15:39:05,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (1/1) ... [2020-10-28 15:39:05,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (1/1) ... [2020-10-28 15:39:05,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (1/1) ... [2020-10-28 15:39:05,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (1/1) ... [2020-10-28 15:39:05,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (1/1) ... [2020-10-28 15:39:05,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (1/1) ... [2020-10-28 15:39:05,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:39:05,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:39:05,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:39:05,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:39:05,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (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 [2020-10-28 15:39:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:39:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:39:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:39:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:39:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:39:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:39:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:39:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:39:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:39:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:39:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 15:39:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 15:39:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-28 15:39:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-28 15:39:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:39:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:39:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:39:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:39:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:39:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:39:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:39:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:39:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:39:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:39:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-28 15:39:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:39:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:39:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:39:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:39:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:39:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:39:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:39:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:39:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:39:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:39:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:39:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:39:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:39:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:39:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:39:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:39:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:39:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:39:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:39:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:39:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:39:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-28 15:39:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-28 15:39:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:39:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:39:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:39:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:39:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:39:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:39:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:39:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:39:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:39:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:39:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:39:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:39:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:39:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:39:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:39:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:39:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:39:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:39:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:39:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:39:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:39:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:39:05,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:39:05,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:39:05,446 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:39:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:39:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:39:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:39:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:39:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:39:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:39:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:39:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:39:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:39:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:39:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:39:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:39:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:39:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:39:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:39:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:39:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:39:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:39:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:39:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:39:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:39:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:39:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:39:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 15:39:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 15:39:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-28 15:39:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-28 15:39:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:39:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:39:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:39:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:39:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:39:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:39:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-28 15:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-28 15:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:39:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-28 15:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:39:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:39:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:39:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:39:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:39:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:39:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:39:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:39:05,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:39:05,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:39:07,879 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:39:07,880 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:39:07,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:39:07 BoogieIcfgContainer [2020-10-28 15:39:07,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:39:07,889 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:39:07,889 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:39:07,894 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:39:07,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:39:04" (1/3) ... [2020-10-28 15:39:07,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c51475c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:39:07, skipping insertion in model container [2020-10-28 15:39:07,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:05" (2/3) ... [2020-10-28 15:39:07,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c51475c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:39:07, skipping insertion in model container [2020-10-28 15:39:07,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:39:07" (3/3) ... [2020-10-28 15:39:07,898 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product27.cil.c [2020-10-28 15:39:07,912 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:39:07,918 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:39:07,933 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:39:07,976 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:39:07,977 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:39:07,977 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:39:07,977 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:39:07,977 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:39:07,977 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:39:07,977 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:39:07,977 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:39:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states. [2020-10-28 15:39:08,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-28 15:39:08,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:39:08,062 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:39:08,063 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]=== [2020-10-28 15:39:08,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:39:08,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1188067301, now seen corresponding path program 1 times [2020-10-28 15:39:08,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:39:08,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1950115448] [2020-10-28 15:39:08,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:39:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:08,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:08,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:11,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:13,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:13,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:13,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:13,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-28 15:39:13,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:39:13,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-28 15:39:13,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:13,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:39:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:39:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-28 15:39:13,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:39:14,698 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:39:14,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:39:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:14,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:14,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:14,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:14,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:14,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 176 [2020-10-28 15:39:14,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:14,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:14,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:14,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:14,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:39:14,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:14,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:39:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:14,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:14,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:14,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:14,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:14,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:14,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:14,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:14,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:14,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:14,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:39:14,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:14,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:39:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:14,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:14,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:14,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:14,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:14,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:14,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:14,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:14,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:14,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:14,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:39:14,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:14,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:39:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:14,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:14,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:14,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:14,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:14,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:39:14,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:14,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:14,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:14,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:14,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:14,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:14,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:39:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:14,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:14,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:14,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:14,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:14,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:14,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:14,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:14,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:14,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:14,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:39:14,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:15,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:39:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:15,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:15,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:15,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:15,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:39:15,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:15,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:15,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:15,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:15,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:15,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:15,224 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:39:15,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:39:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:15,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:17,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:17,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:17,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:20,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:20,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-28 15:39:20,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:39:20,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:39:20,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:20,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:20,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:20,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 133 [2020-10-28 15:39:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:20,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:20,457 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:39:20,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:39:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:20,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:20,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:20,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:20,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:20,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:39:21,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:39:21,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 613 [2020-10-28 15:39:21,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:21,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:21,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:39:21,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:39:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:39:21,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:21,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 15:39:21,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:39:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:21,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:21,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:39:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 15:39:21,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:21,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-28 15:39:21,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-28 15:39:21,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:39:21,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:39:21,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:21,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-28 15:39:21,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:39:21,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:39:21,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:39:21,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:21,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:39:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:39:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:39:21,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:39:21,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:39:21,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:21,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:21,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:39:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:21,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:39:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:39:21,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:21,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:39:21,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:39:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:39:21,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:39:21,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:21,774 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:39:21,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1950115448] [2020-10-28 15:39:21,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:39:21,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:39:21,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389743691] [2020-10-28 15:39:21,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:39:21,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:39:21,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:39:21,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:39:21,798 INFO L87 Difference]: Start difference. First operand 790 states. Second operand 9 states. [2020-10-28 15:39:23,047 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:39:23,469 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:39:24,775 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:39:28,390 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:39:46,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:39:46,639 INFO L93 Difference]: Finished difference Result 1224 states and 2211 transitions. [2020-10-28 15:39:46,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 15:39:46,641 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 134 [2020-10-28 15:39:46,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:39:46,677 INFO L225 Difference]: With dead ends: 1224 [2020-10-28 15:39:46,677 INFO L226 Difference]: Without dead ends: 1155 [2020-10-28 15:39:46,687 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2020-10-28 15:39:46,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2020-10-28 15:39:47,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 627. [2020-10-28 15:39:47,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-28 15:39:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 998 transitions. [2020-10-28 15:39:47,061 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 998 transitions. Word has length 134 [2020-10-28 15:39:47,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:39:47,065 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 998 transitions. [2020-10-28 15:39:47,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:39:47,065 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 998 transitions. [2020-10-28 15:39:47,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-28 15:39:47,082 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:39:47,083 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:39:47,083 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:39:47,084 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]=== [2020-10-28 15:39:47,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:39:47,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1452655352, now seen corresponding path program 1 times [2020-10-28 15:39:47,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:39:47,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [928520712] [2020-10-28 15:39:47,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:39:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:47,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:47,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:47,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:47,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:49,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:51,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:52,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:52,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-28 15:39:52,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:39:52,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 15:39:52,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:52,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:52,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:39:52,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:39:52,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:52,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:53,135 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:39:53,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:39:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:53,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:53,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:53,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:53,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-28 15:39:53,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:53,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:53,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:53,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:39:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:53,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:53,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:53,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:53,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:53,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:53,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:53,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:53,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:53,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:53,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:53,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:39:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:53,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:53,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:53,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:53,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:53,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:53,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:53,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:53,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:39:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:53,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:53,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:53,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:53,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:53,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:53,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:53,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:53,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:53,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:53,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:53,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:39:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:53,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:53,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:53,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:53,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:53,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:53,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:53,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:53,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:53,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:53,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:53,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:39:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:53,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:53,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:53,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:53,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:53,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:53,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:53,447 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:39:53,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:39:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:53,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-28 15:39:57,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:39:57,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3580 [2020-10-28 15:39:57,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:39:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:39:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:57,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:39:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:39:57,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:39:57,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 444 [2020-10-28 15:39:57,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:39:57,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:39:57,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:57,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:57,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:57,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:57,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:57,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:57,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:57,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:39:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:39:57,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:57,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 15:39:57,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:39:57,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:39:57,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:39:57,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:57,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:39:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:57,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:57,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:57,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:57,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:57,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:39:57,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:39:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:39:57,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:57,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-28 15:39:57,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:57,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:39:57,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:57,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:39:57,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:57,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 15:39:57,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:57,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:39:57,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:57,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:39:57,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:57,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:57,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:57,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:39:57,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:57,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:57,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:57,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:57,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:57,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:57,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:57,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:57,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:57,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:57,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:57,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:57,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:57,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:39:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:57,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:57,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:57,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:57,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:57,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:57,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:57,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:39:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:57,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:58,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:39:58,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:58,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:39:58,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:58,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:58,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:58,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:58,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:58,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:58,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:39:58,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:58,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:58,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:58,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:58,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:58,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:58,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:58,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:58,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:58,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:58,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:58,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:58,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:58,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:58,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:58,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:58,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:58,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:39:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:58,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:58,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:58,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:58,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:58,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:58,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:58,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:58,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:58,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:58,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:58,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:58,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:39:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:58,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:58,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:58,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:58,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:39:58,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:58,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:39:58,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:58,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:58,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:58,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:58,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:58,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:58,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:39:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:58,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:58,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:58,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:39:58,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:58,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:58,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:58,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:58,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:58,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:58,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:58,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:58,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:58,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:58,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:58,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:58,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:58,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:58,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:58,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:58,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:58,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:58,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:58,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:58,256 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:39:58,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [928520712] [2020-10-28 15:39:58,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:39:58,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:39:58,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286615135] [2020-10-28 15:39:58,260 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:39:58,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:39:58,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:39:58,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:39:58,262 INFO L87 Difference]: Start difference. First operand 627 states and 998 transitions. Second operand 10 states. [2020-10-28 15:39:59,986 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-28 15:40:01,545 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:40:18,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:40:18,969 INFO L93 Difference]: Finished difference Result 1699 states and 2960 transitions. [2020-10-28 15:40:18,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:40:18,970 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 136 [2020-10-28 15:40:18,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:40:18,984 INFO L225 Difference]: With dead ends: 1699 [2020-10-28 15:40:18,984 INFO L226 Difference]: Without dead ends: 1155 [2020-10-28 15:40:18,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:40:18,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2020-10-28 15:40:19,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 627. [2020-10-28 15:40:19,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-28 15:40:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 993 transitions. [2020-10-28 15:40:19,214 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 993 transitions. Word has length 136 [2020-10-28 15:40:19,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:40:19,215 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 993 transitions. [2020-10-28 15:40:19,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:40:19,215 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 993 transitions. [2020-10-28 15:40:19,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-28 15:40:19,220 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:40:19,220 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:40:19,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:40:19,221 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]=== [2020-10-28 15:40:19,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:40:19,221 INFO L82 PathProgramCache]: Analyzing trace with hash -836381733, now seen corresponding path program 1 times [2020-10-28 15:40:19,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:40:19,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595365689] [2020-10-28 15:40:19,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:40:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:19,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:19,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:19,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:19,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:20,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:21,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:22,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:23,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:23,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:24,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:24,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-28 15:40:24,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:40:24,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 15:40:24,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:24,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:24,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:24,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:40:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:40:24,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:25,188 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:40:25,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:40:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:25,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:25,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:25,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:25,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 15:40:25,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:25,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:25,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:25,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:40:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:25,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:25,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:40:25,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:25,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:25,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:25,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:25,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:25,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:25,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:25,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:25,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:40:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:25,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:25,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:40:25,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:25,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:25,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:25,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:25,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:25,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:25,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:25,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:25,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:40:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:25,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:25,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:25,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:25,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:25,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:25,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:25,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:25,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:25,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:25,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:25,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:40:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:25,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:25,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:40:25,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:25,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:25,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:25,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:25,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:25,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:25,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:25,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:25,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:40:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:25,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:25,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:25,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:25,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:25,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:25,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:25,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:25,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:25,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:25,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:25,487 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:40:25,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:40:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:25,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:25,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:27,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:27,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-28 15:40:27,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:40:27,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2363 [2020-10-28 15:40:27,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:27,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:27,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:27,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:40:27,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:40:27,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,043 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:40:28,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:40:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:40:28,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:40:28,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 526 [2020-10-28 15:40:28,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:28,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:40:28,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:40:28,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:28,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:28,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:40:28,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:28,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:40:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:40:28,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:40:28,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:28,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:40:28,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:40:28,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:28,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:40:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:28,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:40:28,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:40:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:40:28,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:40:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:40:28,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:28,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-28 15:40:28,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:40:28,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:40:28,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:28,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 15:40:28,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:40:28,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:40:28,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:40:28,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:28,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:28,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:28,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:40:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:28,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:28,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:40:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:40:28,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:40:28,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:40:28,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:28,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:28,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:28,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:40:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:28,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:28,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:40:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:40:28,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:28,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:40:28,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:40:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:40:28,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:28,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:40:28,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:28,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:28,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:28,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:28,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:28,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:28,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:28,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:28,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:29,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:29,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:29,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:29,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:29,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:29,122 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:40:29,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595365689] [2020-10-28 15:40:29,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:40:29,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:40:29,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984585058] [2020-10-28 15:40:29,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:40:29,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:40:29,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:40:29,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:40:29,125 INFO L87 Difference]: Start difference. First operand 627 states and 993 transitions. Second operand 10 states. [2020-10-28 15:40:29,691 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:40:30,794 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-28 15:40:32,152 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:40:36,701 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:40:49,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:40:49,388 INFO L93 Difference]: Finished difference Result 1699 states and 2955 transitions. [2020-10-28 15:40:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:40:49,389 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 137 [2020-10-28 15:40:49,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:40:49,402 INFO L225 Difference]: With dead ends: 1699 [2020-10-28 15:40:49,403 INFO L226 Difference]: Without dead ends: 1155 [2020-10-28 15:40:49,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:40:49,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2020-10-28 15:40:49,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 627. [2020-10-28 15:40:49,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-28 15:40:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 988 transitions. [2020-10-28 15:40:49,629 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 988 transitions. Word has length 137 [2020-10-28 15:40:49,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:40:49,629 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 988 transitions. [2020-10-28 15:40:49,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:40:49,630 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 988 transitions. [2020-10-28 15:40:49,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-28 15:40:49,634 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:40:49,634 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:40:49,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:40:49,635 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]=== [2020-10-28 15:40:49,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:40:49,635 INFO L82 PathProgramCache]: Analyzing trace with hash 617190403, now seen corresponding path program 1 times [2020-10-28 15:40:49,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:40:49,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003900224] [2020-10-28 15:40:49,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:40:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:49,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:49,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:49,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:50,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:50,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:51,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:52,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:54,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:54,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-28 15:40:54,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:40:54,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5051 [2020-10-28 15:40:54,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:54,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:54,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:54,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:40:54,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:40:54,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:55,591 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:40:55,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:40:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:55,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:55,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:55,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:55,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 15:40:55,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:55,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:55,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:55,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:55,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:55,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:55,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:40:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:55,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:55,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:55,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:40:55,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:55,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:55,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:55,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:55,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:55,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:55,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:55,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:55,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:40:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:55,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:55,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:55,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:40:55,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:55,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:55,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:55,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:55,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:55,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:55,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:55,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:55,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:40:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:55,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:55,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:55,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:55,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:55,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:55,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:55,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:55,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:55,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:40:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:55,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:55,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:55,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:40:55,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:55,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:55,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:55,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:55,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:55,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:55,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:55,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:40:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:55,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:55,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:55,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:55,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:55,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:40:55,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:55,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:55,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:55,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:55,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:55,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:55,954 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:40:55,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:40:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:55,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:55,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:56,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:56,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:56,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2355 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:40:58,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:58,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:40:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:58,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:58,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:40:58,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:40:58,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 295 [2020-10-28 15:40:58,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:58,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:58,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:58,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:40:58,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:40:58,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:58,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:58,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:58,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:58,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:58,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:40:58,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:58,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:58,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:58,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:58,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:58,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:58,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:40:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:58,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:58,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:40:58,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:58,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 15:40:58,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:58,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:58,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:58,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:40:58,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:40:58,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:58,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:40:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:58,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:58,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:58,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:58,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:40:58,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:58,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:58,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:40:58,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:58,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:40:58,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:58,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:40:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:58,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:58,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:40:59,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:59,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-28 15:40:59,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:40:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:40:59,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:59,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 15:40:59,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:40:59,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:40:59,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:40:59,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:59,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:59,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:59,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:40:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:59,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:59,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:40:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:40:59,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:40:59,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:40:59,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:40:59,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:59,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:59,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:59,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:40:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:59,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:59,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:40:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:40:59,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:59,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:40:59,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:40:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:40:59,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:40:59,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:59,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:59,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:59,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:59,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:59,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:40:59,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:59,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:59,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:59,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:59,281 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:40:59,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003900224] [2020-10-28 15:40:59,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:40:59,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:40:59,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322157271] [2020-10-28 15:40:59,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:40:59,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:40:59,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:40:59,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:40:59,284 INFO L87 Difference]: Start difference. First operand 627 states and 988 transitions. Second operand 10 states. [2020-10-28 15:40:59,832 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:41:00,908 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-28 15:41:02,596 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:41:07,367 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:41:26,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:41:26,329 INFO L93 Difference]: Finished difference Result 1699 states and 2950 transitions. [2020-10-28 15:41:26,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:41:26,330 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2020-10-28 15:41:26,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:41:26,342 INFO L225 Difference]: With dead ends: 1699 [2020-10-28 15:41:26,342 INFO L226 Difference]: Without dead ends: 1155 [2020-10-28 15:41:26,346 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:41:26,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2020-10-28 15:41:26,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 627. [2020-10-28 15:41:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-28 15:41:26,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 983 transitions. [2020-10-28 15:41:26,556 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 983 transitions. Word has length 138 [2020-10-28 15:41:26,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:41:26,557 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 983 transitions. [2020-10-28 15:41:26,557 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:41:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 983 transitions. [2020-10-28 15:41:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 15:41:26,562 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:41:26,562 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:41:26,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:41:26,563 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]=== [2020-10-28 15:41:26,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:41:26,563 INFO L82 PathProgramCache]: Analyzing trace with hash -2037754506, now seen corresponding path program 1 times [2020-10-28 15:41:26,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:41:26,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [900660152] [2020-10-28 15:41:26,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:41:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:26,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:26,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:26,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:26,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:27,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:28,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:28,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:29,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:29,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:31,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:31,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:41:31,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:32,566 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:41:32,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:41:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:32,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:32,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:32,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:41:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:32,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:32,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:41:32,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:32,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:32,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:32,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:32,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:32,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:32,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:32,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:32,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:41:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:32,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:32,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:41:32,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:32,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:32,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:32,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:32,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:32,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:32,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:32,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:32,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:41:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:32,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:32,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:32,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:32,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:32,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:32,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:32,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:32,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:32,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:32,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:32,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:41:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:32,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:32,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:41:32,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:32,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:32,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:32,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:32,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:32,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:32,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:32,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:32,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:41:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:32,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:32,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:32,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:32,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:41:32,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:32,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:32,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:32,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:32,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:32,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:32,868 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:41:32,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:41:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:32,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:32,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:33,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:33,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2428 [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:41:35,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:41:35,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:35,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:41:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:35,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:35,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:41:35,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:41:35,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 328 [2020-10-28 15:41:35,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:35,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:35,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:35,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:41:35,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:41:35,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:35,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:35,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:35,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:35,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:41:35,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:41:35,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:35,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:35,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:35,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:35,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:35,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:35,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:41:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:35,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:35,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:41:35,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:35,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 15:41:35,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:35,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:35,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:35,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:41:35,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:41:35,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:35,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:41:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:35,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:35,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:35,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:35,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:41:35,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:35,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:35,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:41:35,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:35,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:41:35,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:35,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 15:41:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:35,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:35,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:41:35,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:41:35,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 15:41:35,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:35,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:35,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:35,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:41:35,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:35,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:35,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:35,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:35,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:41:35,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:41:35,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 15:41:35,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:35,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:35,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:35,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:35,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:35,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:41:36,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:41:36,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:36,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:36,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:41:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:41:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:41:36,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:41:36,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:41:36,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:41:36,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:36,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:36,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:41:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:36,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:36,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:41:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:41:36,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:41:36,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:41:36,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:41:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:41:36,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:41:36,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:36,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:36,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:36,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:36,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:36,192 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:41:36,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [900660152] [2020-10-28 15:41:36,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:41:36,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:41:36,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605307732] [2020-10-28 15:41:36,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:41:36,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:41:36,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:41:36,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:41:36,194 INFO L87 Difference]: Start difference. First operand 627 states and 983 transitions. Second operand 10 states. [2020-10-28 15:41:37,740 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-28 15:41:39,162 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:41:43,166 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:41:56,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:41:56,198 INFO L93 Difference]: Finished difference Result 1699 states and 2945 transitions. [2020-10-28 15:41:56,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:41:56,199 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-28 15:41:56,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:41:56,209 INFO L225 Difference]: With dead ends: 1699 [2020-10-28 15:41:56,209 INFO L226 Difference]: Without dead ends: 1155 [2020-10-28 15:41:56,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:41:56,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2020-10-28 15:41:56,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 627. [2020-10-28 15:41:56,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-28 15:41:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 978 transitions. [2020-10-28 15:41:56,405 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 978 transitions. Word has length 139 [2020-10-28 15:41:56,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:41:56,405 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 978 transitions. [2020-10-28 15:41:56,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:41:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 978 transitions. [2020-10-28 15:41:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 15:41:56,409 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:41:56,410 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:41:56,410 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:41:56,410 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]=== [2020-10-28 15:41:56,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:41:56,411 INFO L82 PathProgramCache]: Analyzing trace with hash -272430667, now seen corresponding path program 1 times [2020-10-28 15:41:56,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:41:56,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1019086461] [2020-10-28 15:41:56,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:41:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:56,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:56,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:56,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:56,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:56,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:59,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:59,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:01,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:01,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 15:42:01,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:42:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:42:01,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:01,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:42:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-28 15:42:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:42:01,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:02,449 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:42:02,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:42:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:02,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:02,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:02,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:02,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 15:42:02,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:02,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:02,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:02,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:02,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:02,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:02,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:42:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:02,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:02,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:42:02,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:02,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:02,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:02,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:02,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:02,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:02,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:02,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:02,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:42:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:02,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:02,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:42:02,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:02,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:02,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:02,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:02,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:02,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:02,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:02,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:02,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:42:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:02,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:02,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:02,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:02,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:02,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:02,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:02,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:02,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:02,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:02,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:02,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:42:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:02,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:02,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:42:02,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:02,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:02,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:02,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:02,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:02,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:02,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:02,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:02,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:42:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:02,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:02,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:02,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:02,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:42:02,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:02,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:02,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:02,776 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:42:02,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:42:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:02,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:02,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:03,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:03,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:06,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:06,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-28 15:42:06,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:42:06,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4014 [2020-10-28 15:42:06,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:06,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:06,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:42:06,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 15:42:06,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:42:06,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:06,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:42:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:06,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:06,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:06,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:42:07,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:42:07,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 462 [2020-10-28 15:42:07,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:42:07,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:42:07,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:42:07,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:07,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:07,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:07,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:42:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:42:07,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 15:42:07,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:42:07,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 15:42:07,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:42:07,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:42:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:07,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:42:07,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:42:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:42:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:42:07,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 15:42:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:42:07,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:07,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-28 15:42:07,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:42:07,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:42:07,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:07,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 15:42:07,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:42:07,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:42:07,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:42:07,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:07,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:42:07,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:07,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:07,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:42:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:07,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:07,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:42:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:42:07,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:42:07,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:42:07,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:42:07,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:07,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:07,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:42:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:07,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:07,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:42:07,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:42:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:42:07,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:07,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:42:07,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:42:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:42:07,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:07,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:07,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:07,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:07,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:07,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:07,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:07,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:07,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:07,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:07,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:07,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:07,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:42:07,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1019086461] [2020-10-28 15:42:07,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:42:07,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:42:07,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594420205] [2020-10-28 15:42:07,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:42:07,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:42:07,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:42:07,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:42:07,846 INFO L87 Difference]: Start difference. First operand 627 states and 978 transitions. Second operand 11 states. [2020-10-28 15:42:08,448 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:42:09,642 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-28 15:42:10,919 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-28 15:42:12,210 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:42:17,128 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:42:30,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:42:30,629 INFO L93 Difference]: Finished difference Result 1706 states and 2952 transitions. [2020-10-28 15:42:30,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 15:42:30,630 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-28 15:42:30,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:42:30,640 INFO L225 Difference]: With dead ends: 1706 [2020-10-28 15:42:30,641 INFO L226 Difference]: Without dead ends: 1165 [2020-10-28 15:42:30,644 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=153, Invalid=399, Unknown=0, NotChecked=0, Total=552 [2020-10-28 15:42:30,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2020-10-28 15:42:30,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 630. [2020-10-28 15:42:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-28 15:42:30,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 982 transitions. [2020-10-28 15:42:30,905 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 982 transitions. Word has length 139 [2020-10-28 15:42:30,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:42:30,906 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 982 transitions. [2020-10-28 15:42:30,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:42:30,906 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 982 transitions. [2020-10-28 15:42:30,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-28 15:42:30,910 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:42:30,911 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 15:42:30,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 15:42:30,911 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]=== [2020-10-28 15:42:30,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:42:30,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1087258366, now seen corresponding path program 1 times [2020-10-28 15:42:30,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:42:30,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2070437255] [2020-10-28 15:42:30,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:42:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:31,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:31,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:31,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:31,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:31,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:33,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:34,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:34,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:35,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:36,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:36,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-28 15:42:36,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:42:36,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-28 15:42:36,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:36,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:42:36,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:42:36,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:42:36,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:36,990 WARN L193 SmtUtils]: Spent 935.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:42:36,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:42:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:37,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:37,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:37,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:37,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 15:42:37,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:37,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:37,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:37,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:37,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:37,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:37,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:42:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:37,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:37,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:42:37,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:37,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:37,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:37,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:37,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:37,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:37,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:37,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:37,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:42:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:37,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:37,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:42:37,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:37,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:37,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:37,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:37,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:37,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:42:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:37,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:37,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:37,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:37,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:37,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:37,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:37,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:37,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:37,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:37,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:37,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:42:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:37,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:37,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:42:37,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:37,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:37,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:37,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:37,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:37,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:37,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:37,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:37,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:42:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:37,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:37,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:37,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:37,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:42:37,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:37,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:37,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:37,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:37,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:37,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:37,309 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:42:37,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:42:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:37,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:37,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-28 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2410 [2020-10-28 15:42:39,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:39,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:39,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:42:39,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:42:39,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:42:39,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:39,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:42:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:39,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:39,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:39,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:39,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 406 [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:42:40,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:42:40,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:40,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:40,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:40,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:42:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 15:42:40,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 15:42:40,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:42:40,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:42:40,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 15:42:40,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:42:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:40,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:40,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:42:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:42:40,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-28 15:42:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:42:40,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:40,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 15:42:40,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:42:40,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:42:40,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:40,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:42:40,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:42:40,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:40,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:40,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:42:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:40,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:40,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:42:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:42:40,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:42:40,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:42:40,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:40,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:42:40,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:42:40,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:42:40,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:42:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:40,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:42:40,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:42:40,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:42:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:42:40,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:42:40,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:42:40,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:42:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:42:40,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:42:40,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:42:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:42:40,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:42:40,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:42:40,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:42:40,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:42:40,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:42:40,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:42:40,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:42:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:42:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:42:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:42:40,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:42:40,719 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:42:40,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2070437255] [2020-10-28 15:42:40,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:42:40,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:42:40,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536777881] [2020-10-28 15:42:40,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:42:40,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:42:40,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:42:40,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:42:40,721 INFO L87 Difference]: Start difference. First operand 630 states and 982 transitions. Second operand 10 states. [2020-10-28 15:42:41,286 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:42:42,330 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 412