/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_spec3_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:46:35,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:46:35,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:46:35,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:46:35,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:46:35,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:46:35,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:46:35,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:46:35,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:46:35,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:46:35,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:46:35,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:46:35,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:46:35,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:46:35,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:46:35,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:46:35,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:46:35,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:46:35,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:46:35,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:46:35,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:46:35,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:46:35,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:46:35,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:46:36,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:46:36,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:46:36,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:46:36,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:46:36,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:46:36,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:46:36,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:46:36,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:46:36,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:46:36,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:46:36,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:46:36,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:46:36,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:46:36,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:46:36,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:46:36,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:46:36,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:46:36,013 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 15:46:36,043 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:46:36,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:46:36,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:46:36,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:46:36,048 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:46:36,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:46:36,049 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:46:36,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:46:36,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:46:36,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:46:36,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:46:36,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:46:36,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:46:36,051 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:46:36,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:46:36,052 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:46:36,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:46:36,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:46:36,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:46:36,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:46:36,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:46:36,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:46:36,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:46:36,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:46:36,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:46:36,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:46:36,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:46:36,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:46:36,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:46:36,055 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:46:36,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:46:36,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:46:36,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:46:36,494 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:46:36,494 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:46:36,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_productSimulator.cil.c [2020-10-28 15:46:36,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2871589b/199fa41022b64ff5b30e57717711e65e/FLAGc9b69b641 [2020-10-28 15:46:37,379 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:46:37,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_productSimulator.cil.c [2020-10-28 15:46:37,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2871589b/199fa41022b64ff5b30e57717711e65e/FLAGc9b69b641 [2020-10-28 15:46:37,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e2871589b/199fa41022b64ff5b30e57717711e65e [2020-10-28 15:46:37,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:46:37,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:46:37,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:46:37,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:46:37,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:46:37,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:46:37" (1/1) ... [2020-10-28 15:46:37,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@711d8387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:37, skipping insertion in model container [2020-10-28 15:46:37,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:46:37" (1/1) ... [2020-10-28 15:46:37,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:46:37,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:46:38,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:46:38,296 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:46:38,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:46:38,522 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:46:38,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38 WrapperNode [2020-10-28 15:46:38,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:46:38,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:46:38,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:46:38,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:46:38,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (1/1) ... [2020-10-28 15:46:38,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (1/1) ... [2020-10-28 15:46:38,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (1/1) ... [2020-10-28 15:46:38,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (1/1) ... [2020-10-28 15:46:38,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (1/1) ... [2020-10-28 15:46:38,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (1/1) ... [2020-10-28 15:46:38,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (1/1) ... [2020-10-28 15:46:38,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:46:38,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:46:38,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:46:38,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:46:38,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (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 15:46:38,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:46:38,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:46:38,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:46:38,885 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:46:38,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:46:38,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:46:38,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:46:38,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:46:38,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:46:38,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:46:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:46:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:46:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:46:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:46:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:46:38,889 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:46:38,889 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:46:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:46:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:46:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:46:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:46:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:46:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:46:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-28 15:46:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-28 15:46:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:46:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-28 15:46:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-28 15:46:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:46:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-28 15:46:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-28 15:46:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-28 15:46:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-28 15:46:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:46:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:46:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:46:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:46:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:46:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:46:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:46:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:46:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:46:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:46:38,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-28 15:46:38,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-28 15:46:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-28 15:46:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-28 15:46:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:46:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:46:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:46:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-28 15:46:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-28 15:46:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-28 15:46:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-28 15:46:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:46:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:46:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:46:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-28 15:46:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-28 15:46:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:46:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-28 15:46:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-28 15:46:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:46:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:46:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-28 15:46:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-28 15:46:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:46:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:46:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:46:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:46:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:46:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:46:38,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:46:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:46:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:46:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:46:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:46:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:46:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:46:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:46:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:46:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:46:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:46:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:46:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:46:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:46:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:46:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:46:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:46:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:46:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:46:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-28 15:46:38,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-28 15:46:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:46:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:46:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:46:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:46:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:46:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:46:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:46:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:46:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:46:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:46:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:46:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:46:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:46:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:46:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:46:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:46:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:46:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:46:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:46:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:46:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:46:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:46:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:46:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:46:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:46:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:46:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:46:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:46:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:46:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:46:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:46:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:46:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:46:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:46:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:46:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:46:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:46:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:46:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:46:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:46:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:46:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:46:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:46:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:46:38,919 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:46:38,919 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:46:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:46:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-28 15:46:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-28 15:46:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-28 15:46:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-28 15:46:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:46:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:46:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:46:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:46:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-28 15:46:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-28 15:46:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-28 15:46:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-28 15:46:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:46:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:46:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-28 15:46:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-28 15:46:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-28 15:46:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-28 15:46:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:46:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:46:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:46:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-28 15:46:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-28 15:46:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-28 15:46:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-28 15:46:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-28 15:46:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-28 15:46:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:46:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:46:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:46:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:46:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:46:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:46:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:46:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:46:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:46:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:46:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:46:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:46:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:46:41,869 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:46:41,870 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:46:41,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:46:41 BoogieIcfgContainer [2020-10-28 15:46:41,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:46:41,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:46:41,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:46:41,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:46:41,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:46:37" (1/3) ... [2020-10-28 15:46:41,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ab69f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:46:41, skipping insertion in model container [2020-10-28 15:46:41,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:46:38" (2/3) ... [2020-10-28 15:46:41,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ab69f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:46:41, skipping insertion in model container [2020-10-28 15:46:41,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:46:41" (3/3) ... [2020-10-28 15:46:41,882 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_productSimulator.cil.c [2020-10-28 15:46:41,894 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:46:41,900 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:46:41,912 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:46:41,946 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:46:41,946 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:46:41,946 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:46:41,946 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:46:41,946 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:46:41,946 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:46:41,946 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:46:41,946 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:46:41,986 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states. [2020-10-28 15:46:42,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-28 15:46:42,004 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:46:42,005 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 15:46:42,005 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 15:46:42,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:46:42,012 INFO L82 PathProgramCache]: Analyzing trace with hash 674170616, now seen corresponding path program 1 times [2020-10-28 15:46:42,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:46:42,021 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1794031396] [2020-10-28 15:46:42,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:46:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:42,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:42,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:43,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:44,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:46,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:46,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:47,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:47,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-28 15:46:47,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:46:47,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 15:46:47,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:47,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:47,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 15:46:47,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-28 15:46:47,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:46:47,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 15:46:48,753 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-28 15:46:48,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:46:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:48,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 15:46:48,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:46:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:48,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:48,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 15:46:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 15:46:48,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:46:48,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:46:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:48,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:48,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:46:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:48,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:48,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:46:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:48,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:48,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:46:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:48,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:48,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:46:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:48,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:48,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 15:46:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:46:48,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:46:48,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:48,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:46:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:48,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:48,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:48,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:46:48,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:48,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:48,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:48,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:48,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:48,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:48,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:48,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,131 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-28 15:46:49,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 15:46:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:46:49,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:49,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 15:46:49,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:49,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:46:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:49,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:49,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:46:49,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:49,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:49,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:49,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 15:46:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:46:49,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:46:49,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 258 [2020-10-28 15:46:49,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 15:46:49,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 15:46:49,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:46:49,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:46:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:46:49,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:49,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:46:49,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:46:49,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:49,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:46:49,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:46:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:46:49,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:46:49,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-28 15:46:49,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:46:49,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:46:49,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:46:49,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:46:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:46:49,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:49,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:46:49,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:46:49,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:49,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:46:49,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 15:46:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 15:46:49,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:49,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:46:49,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:49,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 15:46:49,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:49,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:46:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:49,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:49,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:49,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:49,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:49,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:49,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:49,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:46:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:49,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:49,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:49,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:49,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:49,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:49,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:49,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:49,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:49,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:49,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:50,117 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-28 15:46:50,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 15:46:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:50,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:50,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:50,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:46:50,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:50,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:46:50,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:50,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:50,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:50,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:46:50,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:50,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:50,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:46:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:50,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:50,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:50,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:50,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:50,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:50,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:50,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:50,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:50,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:46:50,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:50,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:50,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 15:46:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:46:50,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:46:50,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:46:50,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:46:50,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:46:50,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:46:50,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:46:50,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:46:50,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:46:50,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:46:50,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:46:50,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:46:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 15:46:50,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1794031396] [2020-10-28 15:46:50,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:46:50,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-28 15:46:50,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941937805] [2020-10-28 15:46:50,258 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 15:46:50,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:46:50,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 15:46:50,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:46:50,271 INFO L87 Difference]: Start difference. First operand 953 states. Second operand 15 states. [2020-10-28 15:46:51,674 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:46:51,940 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-28 15:46:52,547 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-28 15:46:53,044 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:46:54,204 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:46:55,312 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:46:56,320 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:46:57,413 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:46:58,435 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2020-10-28 15:47:00,217 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:47:01,395 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:47:01,816 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:47:07,584 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:47:26,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:47:26,197 INFO L93 Difference]: Finished difference Result 1906 states and 3222 transitions. [2020-10-28 15:47:26,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-28 15:47:26,201 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 128 [2020-10-28 15:47:26,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:47:26,245 INFO L225 Difference]: With dead ends: 1906 [2020-10-28 15:47:26,245 INFO L226 Difference]: Without dead ends: 1146 [2020-10-28 15:47:26,260 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=349, Invalid=1057, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 15:47:26,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1146 states. [2020-10-28 15:47:26,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1146 to 784. [2020-10-28 15:47:26,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 784 states. [2020-10-28 15:47:26,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 1209 transitions. [2020-10-28 15:47:26,765 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 1209 transitions. Word has length 128 [2020-10-28 15:47:26,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:47:26,768 INFO L481 AbstractCegarLoop]: Abstraction has 784 states and 1209 transitions. [2020-10-28 15:47:26,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 15:47:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1209 transitions. [2020-10-28 15:47:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-28 15:47:26,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:47:26,785 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 15:47:26,785 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:47:26,785 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 15:47:26,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:47:26,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1499918335, now seen corresponding path program 1 times [2020-10-28 15:47:26,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:47:26,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1375857226] [2020-10-28 15:47:26,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:47:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:26,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:27,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:27,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:27,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:27,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:31,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:31,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:47:31,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:32,911 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-28 15:47:32,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:47:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:32,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:32,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:32,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:32,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:32,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 15:47:32,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:32,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:32,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:32,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:32,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:32,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:47:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:33,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:33,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 15:47:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 15:47:33,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:47:33,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:33,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:33,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:47:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:33,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:33,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:47:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:33,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:33,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:47:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:33,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:33,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:47:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:33,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:33,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 15:47:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:47:33,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:47:33,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:47:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:47:33,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:33,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,267 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-28 15:47:33,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 15:47:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:47:33,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:47:33,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:33,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:33,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:33,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:47:33,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:33,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:33,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:33,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:33,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:33,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:33,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 15:47:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:33,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:47:34,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:47:34,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 712 [2020-10-28 15:47:34,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:47:34,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 15:47:34,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:47:34,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:34,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:47:34,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:47:34,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 15:47:34,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:47:34,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:47:34,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:47:34,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:34,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:47:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:47:34,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:47:34,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:47:34,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:47:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:47:34,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:47:34,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 15:47:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 15:47:34,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:47:34,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 15:47:34,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:34,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:34,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:47:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:34,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:47:34,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,485 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-28 15:47:34,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:47:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:47:34,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 15:47:34,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:47:34,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:34,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:34,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-28 15:47:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:34,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:34,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:47:34,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:47:34,605 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 15:47:34,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1375857226] [2020-10-28 15:47:34,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:47:34,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 15:47:34,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535414229] [2020-10-28 15:47:34,609 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 15:47:34,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:47:34,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 15:47:34,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-10-28 15:47:34,610 INFO L87 Difference]: Start difference. First operand 784 states and 1209 transitions. Second operand 12 states. [2020-10-28 15:47:35,402 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:47:35,632 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-28 15:47:36,123 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-28 15:47:36,486 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:47:37,509 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:47:38,431 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2020-10-28 15:47:39,572 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:47:40,426 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:47:40,775 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:47:45,030 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:47:59,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:47:59,296 INFO L93 Difference]: Finished difference Result 1873 states and 3131 transitions. [2020-10-28 15:47:59,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:47:59,297 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 129 [2020-10-28 15:47:59,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:47:59,312 INFO L225 Difference]: With dead ends: 1873 [2020-10-28 15:47:59,312 INFO L226 Difference]: Without dead ends: 1140 [2020-10-28 15:47:59,318 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=201, Invalid=449, Unknown=0, NotChecked=0, Total=650 [2020-10-28 15:47:59,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2020-10-28 15:47:59,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 784. [2020-10-28 15:47:59,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 784 states. [2020-10-28 15:47:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 1208 transitions. [2020-10-28 15:47:59,617 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 1208 transitions. Word has length 129 [2020-10-28 15:47:59,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:47:59,618 INFO L481 AbstractCegarLoop]: Abstraction has 784 states and 1208 transitions. [2020-10-28 15:47:59,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 15:47:59,618 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1208 transitions. [2020-10-28 15:47:59,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-28 15:47:59,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:47:59,621 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 15:47:59,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:47:59,622 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 15:47:59,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:47:59,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1011992292, now seen corresponding path program 1 times [2020-10-28 15:47:59,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:47:59,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2039841069] [2020-10-28 15:47:59,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:47:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:59,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:59,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:00,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:00,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:01,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:02,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:03,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:04,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:04,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-28 15:48:04,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:48:04,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 15:48:04,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:04,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:04,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:48:04,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-28 15:48:04,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:48:04,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,788 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-28 15:48:05,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:48:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:05,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 15:48:05,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:05,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:05,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 15:48:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 15:48:05,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:48:05,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:05,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:05,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:05,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:05,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:05,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:48:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:05,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:05,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:48:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:05,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:05,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:48:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:05,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:05,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 15:48:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:05,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:05,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:05,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:48:05,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:05,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:05,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:05,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:05,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:05,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:05,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:05,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:05,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:48:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:06,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:06,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:06,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:06,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:06,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:06,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:06,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:06,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:06,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:06,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:06,161 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-28 15:48:06,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 15:48:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:06,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:06,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:48:06,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:06,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-28 15:48:06,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:06,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:06,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:06,366 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:48:06,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:06,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:06,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:06,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:06,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:48:06,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:06,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:06,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:06,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 15:48:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:06,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:06,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:48:06,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:48:06,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 520 [2020-10-28 15:48:06,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:06,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:06,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:48:06,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 15:48:06,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:48:06,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:06,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:06,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:06,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:48:06,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:48:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:48:06,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:06,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:48:06,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:48:06,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:48:06,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:06,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:48:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:06,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:06,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:48:06,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:06,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:48:06,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:06,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:06,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:06,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:48:06,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:06,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:48:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:07,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:07,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:07,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:48:07,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:07,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:48:07,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:07,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:07,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:07,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 15:48:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:07,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:07,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:07,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 15:48:07,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:07,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:48:07,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:07,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:07,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:07,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 15:48:07,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:07,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:07,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:07,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:07,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:07,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:07,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:07,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:07,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:07,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:07,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:07,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:07,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:07,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:07,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:07,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:07,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:07,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:07,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:07,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:07,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:07,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,240 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-28 15:48:07,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 15:48:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:07,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:07,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:07,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:48:07,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:07,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:48:07,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:07,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:07,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:07,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:48:07,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:07,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:07,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:07,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:07,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:07,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:07,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:07,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:07,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:07,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:48:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:07,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:07,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:07,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:07,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:07,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:07,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:07,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:07,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:07,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:48:07,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:07,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 15:48:07,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2039841069] [2020-10-28 15:48:07,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:48:07,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 15:48:07,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445617625] [2020-10-28 15:48:07,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 15:48:07,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:48:07,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 15:48:07,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-10-28 15:48:07,362 INFO L87 Difference]: Start difference. First operand 784 states and 1208 transitions. Second operand 12 states. [2020-10-28 15:48:08,505 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:48:08,737 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-28 15:48:09,178 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-28 15:48:09,563 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:48:10,579 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:48:11,494 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2020-10-28 15:48:12,679 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:48:13,552 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:48:13,891 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:48:18,197 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:48:32,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:48:32,169 INFO L93 Difference]: Finished difference Result 1869 states and 3119 transitions. [2020-10-28 15:48:32,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:48:32,170 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 130 [2020-10-28 15:48:32,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:48:32,184 INFO L225 Difference]: With dead ends: 1869 [2020-10-28 15:48:32,184 INFO L226 Difference]: Without dead ends: 1117 [2020-10-28 15:48:32,189 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=201, Invalid=449, Unknown=0, NotChecked=0, Total=650 [2020-10-28 15:48:32,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1117 states. [2020-10-28 15:48:32,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1117 to 766. [2020-10-28 15:48:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-10-28 15:48:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1176 transitions. [2020-10-28 15:48:32,432 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1176 transitions. Word has length 130 [2020-10-28 15:48:32,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:48:32,433 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1176 transitions. [2020-10-28 15:48:32,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 15:48:32,433 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1176 transitions. [2020-10-28 15:48:32,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-28 15:48:32,435 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:48:32,435 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 15:48:32,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:48:32,436 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 15:48:32,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:48:32,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1205204977, now seen corresponding path program 1 times [2020-10-28 15:48:32,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:48:32,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1460891014] [2020-10-28 15:48:32,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:48:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:32,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:32,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:32,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:33,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:33,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:35,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:36,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:37,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:37,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-28 15:48:37,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:48:37,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-28 15:48:37,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:37,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:37,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:48:37,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-28 15:48:37,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:48:37,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,481 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-28 15:48:38,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:48:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:38,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 15:48:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 15:48:38,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:48:38,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:38,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:48:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:48:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:48:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:38,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 15:48:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:48:38,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:38,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:48:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:38,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:38,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,786 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-28 15:48:38,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 15:48:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:48:38,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:48:38,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:38,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:38,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:38,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:48:38,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:38,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:38,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:38,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 15:48:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:38,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:38,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 240 [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:48:39,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:48:39,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:48:39,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:48:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:39,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:48:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:48:39,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:48:39,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-28 15:48:39,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:48:39,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:48:39,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:48:39,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:39,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:48:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:48:39,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:48:39,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:48:39,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:39,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:48:39,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 15:48:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 15:48:39,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:48:39,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:39,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 15:48:39,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:39,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:39,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:39,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:39,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:39,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:39,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:39,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:39,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:39,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:39,840 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-28 15:48:39,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:48:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:48:39,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 15:48:39,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:39,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:48:39,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:39,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:39,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:48:39,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:39,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-28 15:48:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:39,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:39,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:39,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:39,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:39,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:39,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:39,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:39,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:39,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:48:39,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:39,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:39,951 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 15:48:39,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1460891014] [2020-10-28 15:48:39,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:48:39,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-28 15:48:39,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760847433] [2020-10-28 15:48:39,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 15:48:39,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:48:39,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 15:48:39,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:48:39,955 INFO L87 Difference]: Start difference. First operand 766 states and 1176 transitions. Second operand 15 states. [2020-10-28 15:48:41,787 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:48:42,061 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-28 15:48:42,606 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-28 15:48:43,053 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:48:44,203 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-28 15:48:45,216 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-28 15:48:46,218 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-28 15:48:47,213 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:48:48,218 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2020-10-28 15:48:49,586 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:48:50,667 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:48:51,087 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:48:56,708 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:49:11,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:49:11,778 INFO L93 Difference]: Finished difference Result 1838 states and 3065 transitions. [2020-10-28 15:49:11,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-28 15:49:11,779 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 129 [2020-10-28 15:49:11,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:49:11,791 INFO L225 Difference]: With dead ends: 1838 [2020-10-28 15:49:11,791 INFO L226 Difference]: Without dead ends: 1111 [2020-10-28 15:49:11,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=349, Invalid=1057, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 15:49:11,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1111 states. [2020-10-28 15:49:12,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1111 to 760. [2020-10-28 15:49:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 760 states. [2020-10-28 15:49:12,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 1163 transitions. [2020-10-28 15:49:12,090 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 1163 transitions. Word has length 129 [2020-10-28 15:49:12,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:49:12,091 INFO L481 AbstractCegarLoop]: Abstraction has 760 states and 1163 transitions. [2020-10-28 15:49:12,091 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 15:49:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1163 transitions. [2020-10-28 15:49:12,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-28 15:49:12,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:49:12,102 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 15:49:12,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:49:12,102 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 15:49:12,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:49:12,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1219546484, now seen corresponding path program 1 times [2020-10-28 15:49:12,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:49:12,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [499433227] [2020-10-28 15:49:12,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:49:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:12,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:12,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:12,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:12,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:13,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:13,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:15,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:16,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:16,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:17,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:17,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 15:49:17,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,169 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-28 15:49:18,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 15:49:18,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:18,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 15:49:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 15:49:18,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 15:49:18,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:18,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:49:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:49:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:18,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 15:49:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:49:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:18,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:18,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,498 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-28 15:49:18,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 15:49:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:18,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:18,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:18,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:18,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 15:49:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 236 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 15:49:18,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:18,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:18,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:18,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:18,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:18,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:18,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:18,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:18,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:18,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:18,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:18,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:18,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:49:18,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:49:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:49:19,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:49:19,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-28 15:49:19,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:49:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:49:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:49:19,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:49:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:19,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:19,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:19,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:49:19,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:19,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:49:19,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 15:49:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 15:49:19,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:19,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:19,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:19,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 15:49:19,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:19,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:19,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:19,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:19,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:19,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:19,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:19,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:19,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:19,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:19,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:19,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:19,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,462 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-28 15:49:19,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 15:49:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:49:19,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:19,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:49:19,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:19,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:49:19,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:19,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:19,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:19,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:19,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:19,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:19,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:19,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:49:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:19,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:19,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:19,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:19,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 15:49:19,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [499433227] [2020-10-28 15:49:19,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:49:19,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-28 15:49:19,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570939998] [2020-10-28 15:49:19,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 15:49:19,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:49:19,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 15:49:19,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:49:19,552 INFO L87 Difference]: Start difference. First operand 760 states and 1163 transitions. Second operand 15 states. [2020-10-28 15:49:20,568 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:49:20,816 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-28 15:49:21,338 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-28 15:49:21,784 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:49:22,933 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-28 15:49:23,967 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-28 15:49:24,973 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-28 15:49:25,966 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:49:26,967 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2020-10-28 15:49:28,041 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:49:29,144 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:49:29,566 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:49:35,208 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:49:49,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:49:49,693 INFO L93 Difference]: Finished difference Result 1826 states and 3039 transitions. [2020-10-28 15:49:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-28 15:49:49,694 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 130 [2020-10-28 15:49:49,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:49:49,705 INFO L225 Difference]: With dead ends: 1826 [2020-10-28 15:49:49,705 INFO L226 Difference]: Without dead ends: 1105 [2020-10-28 15:49:49,710 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=349, Invalid=1057, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 15:49:49,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1105 states. [2020-10-28 15:49:49,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1105 to 754. [2020-10-28 15:49:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 754 states. [2020-10-28 15:49:49,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 1150 transitions. [2020-10-28 15:49:49,955 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 1150 transitions. Word has length 130 [2020-10-28 15:49:49,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:49:49,955 INFO L481 AbstractCegarLoop]: Abstraction has 754 states and 1150 transitions. [2020-10-28 15:49:49,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 15:49:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1150 transitions. [2020-10-28 15:49:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-28 15:49:49,958 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:49:49,958 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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 15:49:49,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:49:49,959 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 15:49:49,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:49:49,959 INFO L82 PathProgramCache]: Analyzing trace with hash -1898688595, now seen corresponding path program 1 times [2020-10-28 15:49:49,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:49:49,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [596064294] [2020-10-28 15:49:49,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:49:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:50,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:50,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:50,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:50,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:50,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:51,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:54,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:55,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:55,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-28 15:49:55,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:49:55,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 15:49:55,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:55,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:55,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:49:55,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-28 15:49:55,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 15:49:55,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:56,044 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-28 15:49:56,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 15:49:56,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 15:49:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 15:49:56,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:49:56,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 15:49:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 15:49:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 15:49:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:49:56,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:49:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:56,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:56,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,380 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-28 15:49:56,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 15:49:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:49:56,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 15:49:56,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:56,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:49:56,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:56,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:56,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:49:56,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 15:49:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 309 [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 15:49:56,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:56,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:56,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:56,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:56,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:56,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:56,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:56,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:49:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:56,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:56,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:49:56,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:49:56,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-28 15:49:56,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:56,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:56,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:49:56,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:49:56,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:49:56,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:57,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:57,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:57,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:57,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:49:57,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:57,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:49:57,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 15:49:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:57,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:57,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:57,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:57,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:57,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:57,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:57,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:57,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:57,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:57,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:57,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:57,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:57,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:57,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:57,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:57,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,311 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-28 15:49:57,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 15:49:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:57,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:49:57,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:57,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:49:57,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:49:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:57,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:57,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:57,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:57,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:57,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:57,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 15:49:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:57,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:57,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:57,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:57,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:57,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:49:57,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:57,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 15:49:57,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [596064294] [2020-10-28 15:49:57,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:49:57,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-28 15:49:57,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916681454] [2020-10-28 15:49:57,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 15:49:57,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:49:57,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 15:49:57,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:49:57,417 INFO L87 Difference]: Start difference. First operand 754 states and 1150 transitions. Second operand 15 states. [2020-10-28 15:49:58,301 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:49:58,557 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-28 15:49:59,074 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-28 15:49:59,528 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:50:00,675 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:50:01,690 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:50:02,691 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:50:03,672 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-28 15:50:04,693 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2020-10-28 15:50:05,705 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 15:50:06,841 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:50:07,261 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:50:13,015 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 127