/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:31:54,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:31:54,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:31:54,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:31:54,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:31:54,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:31:54,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:31:54,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:31:54,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:31:54,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:31:54,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:31:54,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:31:54,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:31:54,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:31:54,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:31:54,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:31:54,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:31:54,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:31:54,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:31:54,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:31:54,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:31:54,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:31:54,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:31:54,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:31:54,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:31:54,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:31:54,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:31:54,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:31:54,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:31:54,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:31:54,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:31:54,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:31:54,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:31:54,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:31:54,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:31:54,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:31:54,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:31:54,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:31:54,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:31:54,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:31:54,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:31:54,344 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:31:54,403 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:31:54,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:31:54,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:31:54,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:31:54,409 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:31:54,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:31:54,409 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:31:54,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:31:54,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:31:54,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:31:54,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:31:54,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:31:54,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:31:54,412 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:31:54,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:31:54,412 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:31:54,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:31:54,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:31:54,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:31:54,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:31:54,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:31:54,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:31:54,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:31:54,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:31:54,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:31:54,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:31:54,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:31:54,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:31:54,416 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:31:54,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:31:54,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:31:54,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:31:54,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:31:54,891 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:31:54,892 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:31:54,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2020-10-27 03:31:54,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36d748b7e/cc8e89fc2fac4596a677dbc0c6f769d5/FLAG495e396d4 [2020-10-27 03:31:55,711 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:31:55,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2020-10-27 03:31:55,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36d748b7e/cc8e89fc2fac4596a677dbc0c6f769d5/FLAG495e396d4 [2020-10-27 03:31:55,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36d748b7e/cc8e89fc2fac4596a677dbc0c6f769d5 [2020-10-27 03:31:55,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:31:55,984 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:31:55,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:31:55,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:31:55,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:31:55,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:31:55" (1/1) ... [2020-10-27 03:31:55,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aeb1f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:55, skipping insertion in model container [2020-10-27 03:31:55,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:31:55" (1/1) ... [2020-10-27 03:31:56,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:31:56,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:31:56,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:31:56,491 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:31:56,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:31:56,718 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:31:56,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56 WrapperNode [2020-10-27 03:31:56,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:31:56,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:31:56,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:31:56,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:31:56,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... [2020-10-27 03:31:56,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... [2020-10-27 03:31:56,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... [2020-10-27 03:31:56,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... [2020-10-27 03:31:56,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... [2020-10-27 03:31:56,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... [2020-10-27 03:31:56,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... [2020-10-27 03:31:56,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:31:56,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:31:56,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:31:56,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:31:56,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:31:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:31:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:31:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:31:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:31:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:31:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:31:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:31:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:31:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:31:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:31:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:31:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:31:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:31:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:31:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:31:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:31:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:31:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:31:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:31:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:31:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:31:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:31:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:31:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:31:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:31:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:31:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:31:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:31:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:31:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:31:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:31:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:31:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:31:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:31:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:31:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:31:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:31:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:31:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:31:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:31:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:31:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:31:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:31:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:31:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:31:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:31:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:31:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:31:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:31:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:31:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:31:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:31:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:31:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:31:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:31:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:31:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:31:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:31:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:31:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:31:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:31:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:31:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:31:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:31:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:31:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:31:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:31:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:31:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:31:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:31:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:31:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:31:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:31:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:31:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:31:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:31:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:31:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:31:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:31:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:31:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:31:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:31:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:31:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:31:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:31:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:31:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:31:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:31:58,312 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:31:58,313 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:31:58,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:31:58 BoogieIcfgContainer [2020-10-27 03:31:58,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:31:58,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:31:58,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:31:58,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:31:58,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:31:55" (1/3) ... [2020-10-27 03:31:58,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18fb07ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:31:58, skipping insertion in model container [2020-10-27 03:31:58,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:31:56" (2/3) ... [2020-10-27 03:31:58,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18fb07ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:31:58, skipping insertion in model container [2020-10-27 03:31:58,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:31:58" (3/3) ... [2020-10-27 03:31:58,334 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product59.cil.c [2020-10-27 03:31:58,347 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:31:58,354 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:31:58,369 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:31:58,407 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:31:58,407 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:31:58,407 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:31:58,407 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:31:58,407 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:31:58,408 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:31:58,408 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:31:58,408 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:31:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-27 03:31:58,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:31:58,454 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:31:58,456 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:31:58,457 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:31:58,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:31:58,468 INFO L82 PathProgramCache]: Analyzing trace with hash 881185497, now seen corresponding path program 1 times [2020-10-27 03:31:58,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:31:58,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [429525528] [2020-10-27 03:31:58,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:31:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:31:58,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:31:59,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:31:59,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:00,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:01,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:03,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:03,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:32:03,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:32:03,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 03:32:03,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:03,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:32:03,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:03,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-27 03:32:03,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:32:04,383 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:04,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:04,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-27 03:32:04,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:04,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:32:04,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:04,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:04,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:04,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:04,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:04,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:04,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:04,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:32:04,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:04,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:04,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:04,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:32:04,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:04,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:04,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:04,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:04,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:04,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:04,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:04,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:04,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:04,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:04,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:04,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:04,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:04,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:32:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:04,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:04,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:04,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:04,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:04,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:32:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:04,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:04,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:04,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:04,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:04,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:32:04,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:04,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:32:04,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:04,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:04,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:04,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:32:04,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [429525528] [2020-10-27 03:32:04,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:32:04,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:32:04,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051083022] [2020-10-27 03:32:04,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:32:04,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:04,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:32:04,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:32:04,763 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 8 states. [2020-10-27 03:32:05,429 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:06,789 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:32:07,296 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:07,795 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:32:08,944 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:32:10,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:32:10,363 INFO L93 Difference]: Finished difference Result 422 states and 573 transitions. [2020-10-27 03:32:10,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:32:10,370 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-27 03:32:10,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:32:10,400 INFO L225 Difference]: With dead ends: 422 [2020-10-27 03:32:10,401 INFO L226 Difference]: Without dead ends: 257 [2020-10-27 03:32:10,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:32:10,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-27 03:32:10,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 220. [2020-10-27 03:32:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-10-27 03:32:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 267 transitions. [2020-10-27 03:32:10,647 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 267 transitions. Word has length 52 [2020-10-27 03:32:10,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:32:10,647 INFO L481 AbstractCegarLoop]: Abstraction has 220 states and 267 transitions. [2020-10-27 03:32:10,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:32:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 267 transitions. [2020-10-27 03:32:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-27 03:32:10,663 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:32:10,664 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:32:10,664 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:32:10,664 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:32:10,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:32:10,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1621288785, now seen corresponding path program 1 times [2020-10-27 03:32:10,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:32:10,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1373988595] [2020-10-27 03:32:10,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:32:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:10,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:10,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:11,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:11,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:15,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:15,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-27 03:32:15,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:32:15,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 03:32:15,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:15,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:32:15,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:15,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-27 03:32:15,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,199 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:16,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:16,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-27 03:32:16,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:16,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:32:16,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:16,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:16,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:16,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:16,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:16,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:16,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:16,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:16,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:16,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:16,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:16,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:16,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:16,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:16,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:16,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:16,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:16,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:16,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:16,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:16,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:32:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:32:16,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:32:16,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 216 [2020-10-27 03:32:16,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:32:16,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 03:32:16,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:32:16,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:16,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 210 [2020-10-27 03:32:16,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:32:16,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 03:32:16,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:32:16,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:16,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:16,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:16,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:32:16,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:16,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:16,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:16,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:32:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:32:16,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:32:16,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:32:16,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 03:32:16,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:16,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:16,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:16,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:16,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:32:16,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:16,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:32:16,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:16,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:32:16,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:16,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:32:16,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:17,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:17,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:17,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:17,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:17,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:17,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:32:17,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:32:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:17,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:17,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:17,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:17,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:17,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:17,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:17,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:17,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:17,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:17,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:17,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:17,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:17,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 03:32:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:17,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:17,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:17,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:17,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:17,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:17,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:17,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:32:17,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:17,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:17,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:17,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:32:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:17,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:17,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:17,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:17,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:17,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:17,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:17,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:17,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:17,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:17,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:32:17,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1373988595] [2020-10-27 03:32:17,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:32:17,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 03:32:17,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222557047] [2020-10-27 03:32:17,208 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:32:17,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:17,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:32:17,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:32:17,209 INFO L87 Difference]: Start difference. First operand 220 states and 267 transitions. Second operand 13 states. [2020-10-27 03:32:18,159 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:19,277 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:19,761 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:20,201 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:20,776 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:23,834 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 03:32:24,290 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 03:32:24,754 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:32:25,179 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:32:26,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:32:26,046 INFO L93 Difference]: Finished difference Result 689 states and 959 transitions. [2020-10-27 03:32:26,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 03:32:26,047 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 96 [2020-10-27 03:32:26,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:32:26,056 INFO L225 Difference]: With dead ends: 689 [2020-10-27 03:32:26,056 INFO L226 Difference]: Without dead ends: 449 [2020-10-27 03:32:26,062 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=193, Invalid=563, Unknown=0, NotChecked=0, Total=756 [2020-10-27 03:32:26,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2020-10-27 03:32:26,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 373. [2020-10-27 03:32:26,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2020-10-27 03:32:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 454 transitions. [2020-10-27 03:32:26,207 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 454 transitions. Word has length 96 [2020-10-27 03:32:26,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:32:26,208 INFO L481 AbstractCegarLoop]: Abstraction has 373 states and 454 transitions. [2020-10-27 03:32:26,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:32:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 454 transitions. [2020-10-27 03:32:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-27 03:32:26,211 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:32:26,212 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:32:26,212 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:32:26,212 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:32:26,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:32:26,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1112617738, now seen corresponding path program 1 times [2020-10-27 03:32:26,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:32:26,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [744011459] [2020-10-27 03:32:26,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:32:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:26,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:26,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:26,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:28,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-27 03:32:31,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:32:31,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 03:32:31,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:32:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 156 [2020-10-27 03:32:31,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,699 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:31,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:31,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:31,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-27 03:32:31,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:32:31,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:31,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:31,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:31,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:31,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:31,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:31,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:31,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:31,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:31,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:31,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:31,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:31,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:31,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:31,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:31,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:31,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:31,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:31,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:31,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:31,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:31,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:31,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:31,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:31,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:31,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:32:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:32:31,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:31,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 03:32:31,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-27 03:32:31,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:31,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:31,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:32:32,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:32,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 03:32:32,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:32:32,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:32,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:32:32,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:32:32,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:32,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:32:32,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:32,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:32:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:32:32,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:32,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:32:32,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:32,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:32,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:32,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:32,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:32,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:32:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:32:32,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:32,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:32,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:32,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:32:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:32,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:32,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:32,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:32,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 03:32:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:32,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:32,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:32,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:32,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:32,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 03:32:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:32,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:32,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:32,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:32:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:32,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:32,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:32,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:32,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:32,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:32,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:32,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:32,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:32,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:32,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:32,179 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 03:32:32,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [744011459] [2020-10-27 03:32:32,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:32:32,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 03:32:32,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512249147] [2020-10-27 03:32:32,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:32:32,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:32,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:32:32,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:32:32,182 INFO L87 Difference]: Start difference. First operand 373 states and 454 transitions. Second operand 10 states. [2020-10-27 03:32:32,719 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:37,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:32:37,489 INFO L93 Difference]: Finished difference Result 1542 states and 2245 transitions. [2020-10-27 03:32:37,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 03:32:37,490 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 131 [2020-10-27 03:32:37,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:32:37,513 INFO L225 Difference]: With dead ends: 1542 [2020-10-27 03:32:37,513 INFO L226 Difference]: Without dead ends: 1197 [2020-10-27 03:32:37,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=245, Invalid=747, Unknown=0, NotChecked=0, Total=992 [2020-10-27 03:32:37,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1197 states. [2020-10-27 03:32:37,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1197 to 720. [2020-10-27 03:32:37,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 720 states. [2020-10-27 03:32:37,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 903 transitions. [2020-10-27 03:32:37,734 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 903 transitions. Word has length 131 [2020-10-27 03:32:37,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:32:37,735 INFO L481 AbstractCegarLoop]: Abstraction has 720 states and 903 transitions. [2020-10-27 03:32:37,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:32:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 903 transitions. [2020-10-27 03:32:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 03:32:37,740 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:32:37,740 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:32:37,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:32:37,740 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:32:37,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:32:37,741 INFO L82 PathProgramCache]: Analyzing trace with hash -614040966, now seen corresponding path program 1 times [2020-10-27 03:32:37,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:32:37,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1361286123] [2020-10-27 03:32:37,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:32:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:37,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:37,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:38,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:38,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:40,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:40,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-27 03:32:40,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:32:40,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2930 [2020-10-27 03:32:40,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:40,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:40,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 03:32:40,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:32:40,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,082 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:41,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:32:41,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:41,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:41,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:41,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:41,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:41,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:41,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:32:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:32:41,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:41,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:41,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:32:41,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:32:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:32:41,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:41,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 03:32:41,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:41,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 03:32:41,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 03:32:41,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:32:41,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:41,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 03:32:41,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:41,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:32:41,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:41,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:32:41,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:41,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 03:32:41,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:41,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:32:41,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:41,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:41,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:32:41,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:41,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:32:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:32:41,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:32:41,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:32:41,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:41,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:32:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:32:41,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:32:41,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:41,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:32:41,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:41,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:41,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:41,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:32:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:41,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 03:32:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:41,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:32:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:41,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 03:32:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:41,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:41,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:41,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:41,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:41,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:41,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:41,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:41,631 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 03:32:41,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1361286123] [2020-10-27 03:32:41,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:32:41,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 03:32:41,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515260469] [2020-10-27 03:32:41,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:32:41,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:41,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:32:41,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:32:41,635 INFO L87 Difference]: Start difference. First operand 720 states and 903 transitions. Second operand 11 states. [2020-10-27 03:32:42,481 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:32:43,496 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:47,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:32:47,899 INFO L93 Difference]: Finished difference Result 1204 states and 1738 transitions. [2020-10-27 03:32:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 03:32:47,899 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 137 [2020-10-27 03:32:47,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:32:47,905 INFO L225 Difference]: With dead ends: 1204 [2020-10-27 03:32:47,905 INFO L226 Difference]: Without dead ends: 590 [2020-10-27 03:32:47,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=311, Invalid=1249, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 03:32:47,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2020-10-27 03:32:47,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 362. [2020-10-27 03:32:47,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-10-27 03:32:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 439 transitions. [2020-10-27 03:32:47,998 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 439 transitions. Word has length 137 [2020-10-27 03:32:47,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:32:47,998 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 439 transitions. [2020-10-27 03:32:47,999 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:32:47,999 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 439 transitions. [2020-10-27 03:32:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 03:32:48,001 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:32:48,002 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:32:48,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:32:48,002 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:32:48,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:32:48,003 INFO L82 PathProgramCache]: Analyzing trace with hash -1569726716, now seen corresponding path program 1 times [2020-10-27 03:32:48,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:32:48,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1578907458] [2020-10-27 03:32:48,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:32:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:48,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:48,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:48,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:48,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:48,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:32:53,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:32:53,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 03:32:53,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 03:32:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-27 03:32:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,596 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:53,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:53,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:53,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-27 03:32:53,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:53,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:53,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:32:53,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:53,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:53,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:53,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:53,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:53,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:53,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:53,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:53,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:53,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:53,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:53,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:53,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:53,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:53,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:53,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:53,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:53,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:53,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:53,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:53,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:53,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:53,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:53,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:53,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:53,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:53,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:53,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:32:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:53,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:53,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:53,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:53,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:53,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:53,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:32:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:53,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:32:53,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:53,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 03:32:53,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:32:53,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:32:53,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:32:53,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:53,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:32:54,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:54,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 03:32:54,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:54,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:32:54,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:32:54,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:54,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 03:32:54,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:32:54,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:54,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:32:54,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:54,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:32:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:32:54,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:54,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:32:54,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:54,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:54,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:54,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:32:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:32:54,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:32:54,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:32:54,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:54,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:32:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:54,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:54,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:54,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 03:32:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:54,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:32:54,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:32:54,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:32:54,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:32:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:32:54,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:32:54,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:32:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:54,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:32:54,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:32:54,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:54,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:32:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:32:54,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:54,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:54,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:54,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:54,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:32:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:54,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:54,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 03:32:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:54,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:54,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:54,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:54,354 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-27 03:32:54,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1578907458] [2020-10-27 03:32:54,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:32:54,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 03:32:54,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517578364] [2020-10-27 03:32:54,357 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:32:54,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:54,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:32:54,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:32:54,358 INFO L87 Difference]: Start difference. First operand 362 states and 439 transitions. Second operand 11 states. [2020-10-27 03:32:55,226 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:56,418 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:00,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:00,396 INFO L93 Difference]: Finished difference Result 1306 states and 1750 transitions. [2020-10-27 03:33:00,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 03:33:00,396 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 161 [2020-10-27 03:33:00,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:00,407 INFO L225 Difference]: With dead ends: 1306 [2020-10-27 03:33:00,407 INFO L226 Difference]: Without dead ends: 959 [2020-10-27 03:33:00,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=262, Invalid=860, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 03:33:00,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2020-10-27 03:33:00,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 784. [2020-10-27 03:33:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 784 states. [2020-10-27 03:33:00,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 954 transitions. [2020-10-27 03:33:00,582 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 954 transitions. Word has length 161 [2020-10-27 03:33:00,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:00,583 INFO L481 AbstractCegarLoop]: Abstraction has 784 states and 954 transitions. [2020-10-27 03:33:00,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:33:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 954 transitions. [2020-10-27 03:33:00,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 03:33:00,588 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:00,588 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:00,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:33:00,589 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:33:00,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:00,589 INFO L82 PathProgramCache]: Analyzing trace with hash 157665864, now seen corresponding path program 1 times [2020-10-27 03:33:00,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:00,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [958138852] [2020-10-27 03:33:00,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:00,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:00,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:00,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:01,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:05,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:05,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:33:05,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:33:05,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 03:33:05,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:05,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:33:05,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:05,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-27 03:33:05,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,045 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:06,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-27 03:33:06,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:33:06,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:06,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:06,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:06,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:06,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:06,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:06,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:06,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:33:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:06,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:06,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:06,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:33:06,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:33:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:33:06,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:06,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 03:33:06,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:06,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:06,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:33:06,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:06,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:06,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 03:33:06,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:33:06,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:33:06,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:06,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:06,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 03:33:06,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:33:06,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:06,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:33:06,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:33:06,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:06,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:33:06,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:06,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:33:06,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:33:06,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:06,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:06,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:33:06,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:06,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:33:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:06,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:06,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:06,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:33:06,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:06,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:33:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:06,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 03:33:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:06,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:06,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:33:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:33:06,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:33:06,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:33:06,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:33:06,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:33:06,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:33:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:33:06,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:06,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:06,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:33:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:06,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:06,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 03:33:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:06,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:06,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:06,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:06,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:06,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:06,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:06,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:06,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:06,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:06,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-27 03:33:06,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [958138852] [2020-10-27 03:33:06,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:33:06,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:33:06,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032450236] [2020-10-27 03:33:06,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:33:06,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:06,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:33:06,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:33:06,695 INFO L87 Difference]: Start difference. First operand 784 states and 954 transitions. Second operand 13 states. [2020-10-27 03:33:07,838 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 03:33:08,728 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:11,470 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 03:33:14,594 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-27 03:33:18,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:18,496 INFO L93 Difference]: Finished difference Result 2083 states and 2824 transitions. [2020-10-27 03:33:18,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-10-27 03:33:18,497 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 161 [2020-10-27 03:33:18,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:18,509 INFO L225 Difference]: With dead ends: 2083 [2020-10-27 03:33:18,510 INFO L226 Difference]: Without dead ends: 1519 [2020-10-27 03:33:18,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 73 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1566 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=741, Invalid=3815, Unknown=0, NotChecked=0, Total=4556 [2020-10-27 03:33:18,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-10-27 03:33:18,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1295. [2020-10-27 03:33:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1295 states. [2020-10-27 03:33:18,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 1608 transitions. [2020-10-27 03:33:18,845 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 1608 transitions. Word has length 161 [2020-10-27 03:33:18,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:18,846 INFO L481 AbstractCegarLoop]: Abstraction has 1295 states and 1608 transitions. [2020-10-27 03:33:18,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:33:18,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1608 transitions. [2020-10-27 03:33:18,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 03:33:18,850 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:18,851 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:18,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:33:18,851 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:33:18,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:18,852 INFO L82 PathProgramCache]: Analyzing trace with hash 786078534, now seen corresponding path program 1 times [2020-10-27 03:33:18,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:18,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [576540047] [2020-10-27 03:33:18,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:23,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:33:23,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,281 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:24,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:24,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:24,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:24,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 03:33:24,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:24,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:24,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:24,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:24,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:24,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:24,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:24,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:24,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:24,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:24,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:24,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:24,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:24,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:24,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:24,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:24,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:24,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:24,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:24,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:24,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:24,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:24,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:24,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:24,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:24,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:24,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:24,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:24,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:24,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:24,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:24,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:24,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:24,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:24,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:24,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:24,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:24,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:24,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:24,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:24,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:24,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:33:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:24,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:24,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:24,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:24,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:24,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:24,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:24,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:33:24,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:24,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:33:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:33:25,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:33:25,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 603 [2020-10-27 03:33:25,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:25,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:33:25,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:33:25,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:25,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:33:25,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:25,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:33:25,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:33:25,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:25,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:33:25,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:33:25,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:33:25,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:25,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:33:25,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:33:25,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:25,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:25,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:33:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:25,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:25,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:33:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:25,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:33:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:25,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 03:33:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:25,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:33:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:33:25,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:33:25,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:33:25,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:33:25,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:25,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:33:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:33:25,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:25,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:25,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:25,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:25,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:33:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:25,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:25,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 03:33:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:25,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:25,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:25,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:25,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:25,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:25,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:25,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:25,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:25,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:25,350 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 03:33:25,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [576540047] [2020-10-27 03:33:25,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:33:25,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:33:25,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403147412] [2020-10-27 03:33:25,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:33:25,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:25,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:33:25,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:33:25,359 INFO L87 Difference]: Start difference. First operand 1295 states and 1608 transitions. Second operand 13 states. [2020-10-27 03:33:26,735 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:27,410 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:33:27,862 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:33:28,331 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:28,773 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:33:29,183 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:29,636 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 03:33:30,116 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:33:30,531 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:33:34,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:34,969 INFO L93 Difference]: Finished difference Result 3494 states and 4749 transitions. [2020-10-27 03:33:34,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 03:33:34,972 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 161 [2020-10-27 03:33:34,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:34,985 INFO L225 Difference]: With dead ends: 3494 [2020-10-27 03:33:34,985 INFO L226 Difference]: Without dead ends: 1562 [2020-10-27 03:33:34,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=402, Invalid=1238, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 03:33:34,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2020-10-27 03:33:35,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 1327. [2020-10-27 03:33:35,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1327 states. [2020-10-27 03:33:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1327 states and 1579 transitions. [2020-10-27 03:33:35,333 INFO L78 Accepts]: Start accepts. Automaton has 1327 states and 1579 transitions. Word has length 161 [2020-10-27 03:33:35,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:35,333 INFO L481 AbstractCegarLoop]: Abstraction has 1327 states and 1579 transitions. [2020-10-27 03:33:35,333 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:33:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1579 transitions. [2020-10-27 03:33:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-27 03:33:35,339 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:35,339 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:35,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:33:35,340 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:33:35,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:35,341 INFO L82 PathProgramCache]: Analyzing trace with hash -688829728, now seen corresponding path program 1 times [2020-10-27 03:33:35,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:35,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [665639267] [2020-10-27 03:33:35,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:35,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:35,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 03:33:36,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:36,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1064 [2020-10-27 03:33:36,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 03:33:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:36,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,781 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:36,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:36,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:33:36,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:36,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:36,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:36,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:36,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:36,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:36,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:36,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:36,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:33:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:33:36,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:33:36,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:36,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 03:33:36,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:36,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:36,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:33:36,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:36,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:33:36,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:36,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:36,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:33:36,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:36,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:33:36,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:36,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:36,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:33:36,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:36,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:33:36,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:36,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:36,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:36,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:33:36,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:36,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:33:36,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:36,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:36,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:36,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:36,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:36,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:36,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:36,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:36,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:36,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:36,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:36,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:36,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:36,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:36,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:33:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:33:37,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:37,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:37,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:33:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:37,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:37,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:37,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 03:33:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:33:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:33:37,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:37,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:33:37,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:33:37,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:37,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:37,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:37,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:37,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:37,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:33:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:33:37,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:37,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:37,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:37,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:37,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:37,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 03:33:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:37,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:37,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:37,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 03:33:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:37,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:37,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:37,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:37,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:37,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:37,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:37,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:37,142 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 03:33:37,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [665639267] [2020-10-27 03:33:37,142 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:33:37,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 03:33:37,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783937038] [2020-10-27 03:33:37,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:33:37,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:37,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:33:37,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:33:37,144 INFO L87 Difference]: Start difference. First operand 1327 states and 1579 transitions. Second operand 11 states. [2020-10-27 03:33:38,315 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:38,698 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:39,072 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:41,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:41,014 INFO L93 Difference]: Finished difference Result 2610 states and 3281 transitions. [2020-10-27 03:33:41,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:33:41,015 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 157 [2020-10-27 03:33:41,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:41,024 INFO L225 Difference]: With dead ends: 2610 [2020-10-27 03:33:41,024 INFO L226 Difference]: Without dead ends: 1311 [2020-10-27 03:33:41,029 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2020-10-27 03:33:41,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1311 states. [2020-10-27 03:33:41,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1311 to 1148. [2020-10-27 03:33:41,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2020-10-27 03:33:41,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1348 transitions. [2020-10-27 03:33:41,326 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1348 transitions. Word has length 157 [2020-10-27 03:33:41,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:41,326 INFO L481 AbstractCegarLoop]: Abstraction has 1148 states and 1348 transitions. [2020-10-27 03:33:41,326 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:33:41,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1348 transitions. [2020-10-27 03:33:41,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 03:33:41,331 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:41,331 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:41,331 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:33:41,331 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:33:41,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:41,332 INFO L82 PathProgramCache]: Analyzing trace with hash 560377189, now seen corresponding path program 1 times [2020-10-27 03:33:41,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:41,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1088231652] [2020-10-27 03:33:41,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:41,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:41,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:41,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:46,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-27 03:33:46,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,790 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 03:33:46,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:33:46,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:46,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:46,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:46,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:46,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:46,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:46,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:46,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:46,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:46,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:46,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:46,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:46,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:33:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:33:46,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:33:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:33:46,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:46,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:33:46,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:46,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:46,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:33:46,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:47,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:33:47,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:47,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:33:47,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:47,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:47,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:47,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:47,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:47,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:47,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:47,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:47,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:33:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:33:47,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:47,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:33:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:47,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 03:33:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:47,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:47,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:47,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:33:47,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:33:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:33:47,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:33:47,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:47,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:33:47,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:33:47,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:33:47,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:33:47,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:33:47,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:33:47,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:33:47,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:47,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:33:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:33:47,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:47,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:47,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:47,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:33:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:47,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 03:33:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:47,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:47,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:47,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:47,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:47,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:47,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:47,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:47,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:47,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:47,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 03:33:47,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1088231652] [2020-10-27 03:33:47,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:33:47,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 03:33:47,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029147083] [2020-10-27 03:33:47,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 03:33:47,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:47,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 03:33:47,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:33:47,378 INFO L87 Difference]: Start difference. First operand 1148 states and 1348 transitions. Second operand 18 states. [2020-10-27 03:33:48,334 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:49,379 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:51,900 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:52,757 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 03:33:53,601 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 03:33:54,407 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 212 [2020-10-27 03:33:56,694 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:33:57,147 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:33:57,577 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:33:58,376 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-27 03:34:01,267 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 211 [2020-10-27 03:34:05,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:05,403 INFO L93 Difference]: Finished difference Result 3529 states and 4905 transitions. [2020-10-27 03:34:05,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2020-10-27 03:34:05,404 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 161 [2020-10-27 03:34:05,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:05,421 INFO L225 Difference]: With dead ends: 3529 [2020-10-27 03:34:05,421 INFO L226 Difference]: Without dead ends: 2533 [2020-10-27 03:34:05,428 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2353 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=1115, Invalid=5857, Unknown=0, NotChecked=0, Total=6972 [2020-10-27 03:34:05,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2533 states. [2020-10-27 03:34:05,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2533 to 1598. [2020-10-27 03:34:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1598 states. [2020-10-27 03:34:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 1887 transitions. [2020-10-27 03:34:05,844 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 1887 transitions. Word has length 161 [2020-10-27 03:34:05,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:05,844 INFO L481 AbstractCegarLoop]: Abstraction has 1598 states and 1887 transitions. [2020-10-27 03:34:05,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 03:34:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1887 transitions. [2020-10-27 03:34:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 03:34:05,848 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:34:05,849 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:34:05,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:34:05,849 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:34:05,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:34:05,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1683606109, now seen corresponding path program 1 times [2020-10-27 03:34:05,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:34:05,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [725448723] [2020-10-27 03:34:05,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:34:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:05,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:06,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 863 [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 137 [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 03:34:06,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,134 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:07,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:34:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:07,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:34:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:07,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:34:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:34:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:34:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:34:07,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:34:07,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:07,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 03:34:07,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:34:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:34:07,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:07,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:07,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:07,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:34:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:34:07,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:07,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:07,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:34:07,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:34:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:07,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 03:34:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:07,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:34:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 03:34:07,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:07,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:34:07,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:07,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:07,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:07,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:07,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:07,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:34:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:07,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:07,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 03:34:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:07,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:07,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:07,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 03:34:07,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [725448723] [2020-10-27 03:34:07,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:34:07,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 03:34:07,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473504308] [2020-10-27 03:34:07,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:34:07,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:34:07,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:34:07,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:34:07,440 INFO L87 Difference]: Start difference. First operand 1598 states and 1887 transitions. Second operand 9 states. [2020-10-27 03:34:07,961 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:34:11,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:11,634 INFO L93 Difference]: Finished difference Result 3195 states and 4053 transitions. [2020-10-27 03:34:11,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 03:34:11,635 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-10-27 03:34:11,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:11,654 INFO L225 Difference]: With dead ends: 3195 [2020-10-27 03:34:11,654 INFO L226 Difference]: Without dead ends: 3191 [2020-10-27 03:34:11,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=160, Invalid=440, Unknown=0, NotChecked=0, Total=600 [2020-10-27 03:34:11,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3191 states. [2020-10-27 03:34:12,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3191 to 2726. [2020-10-27 03:34:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2726 states. [2020-10-27 03:34:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3228 transitions. [2020-10-27 03:34:12,411 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3228 transitions. Word has length 161 [2020-10-27 03:34:12,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:12,411 INFO L481 AbstractCegarLoop]: Abstraction has 2726 states and 3228 transitions. [2020-10-27 03:34:12,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:34:12,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3228 transitions. [2020-10-27 03:34:12,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-27 03:34:12,421 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:34:12,421 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:34:12,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 03:34:12,421 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:34:12,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:34:12,422 INFO L82 PathProgramCache]: Analyzing trace with hash 550360404, now seen corresponding path program 1 times [2020-10-27 03:34:12,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:34:12,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [798779073] [2020-10-27 03:34:12,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:34:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 639 [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-27 03:34:13,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,462 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:13,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:34:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:34:13,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:34:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:13,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:34:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:34:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:13,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:34:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:34:13,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:34:13,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-27 03:34:13,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:34:13,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:13,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:34:13,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:13,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:34:13,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:34:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:34:13,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:13,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:13,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:13,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:34:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:34:13,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:13,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:34:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:13,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:13,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 03:34:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-27 03:34:13,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:13,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 03:34:13,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:13,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-27 03:34:13,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:13,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:13,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:13,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:13,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:34:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-27 03:34:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 03:34:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:34:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:13,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:13,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-27 03:34:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:13,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-27 03:34:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:13,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:13,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:13,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:13,816 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-10-27 03:34:13,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [798779073] [2020-10-27 03:34:13,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:34:13,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:34:13,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010887617] [2020-10-27 03:34:13,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:34:13,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:34:13,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:34:13,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:34:13,819 INFO L87 Difference]: Start difference. First operand 2726 states and 3228 transitions. Second operand 9 states. [2020-10-27 03:34:14,568 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:34:16,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:16,790 INFO L93 Difference]: Finished difference Result 3857 states and 4596 transitions. [2020-10-27 03:34:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 03:34:16,791 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 217 [2020-10-27 03:34:16,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:16,807 INFO L225 Difference]: With dead ends: 3857 [2020-10-27 03:34:16,807 INFO L226 Difference]: Without dead ends: 2899 [2020-10-27 03:34:16,811 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2020-10-27 03:34:16,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2899 states. [2020-10-27 03:34:17,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2899 to 2670. [2020-10-27 03:34:17,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2670 states. [2020-10-27 03:34:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2670 states and 3122 transitions. [2020-10-27 03:34:17,395 INFO L78 Accepts]: Start accepts. Automaton has 2670 states and 3122 transitions. Word has length 217 [2020-10-27 03:34:17,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:17,396 INFO L481 AbstractCegarLoop]: Abstraction has 2670 states and 3122 transitions. [2020-10-27 03:34:17,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:34:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3122 transitions. [2020-10-27 03:34:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2020-10-27 03:34:17,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:34:17,405 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:34:17,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 03:34:17,406 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:34:17,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:34:17,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1959931648, now seen corresponding path program 1 times [2020-10-27 03:34:17,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:34:17,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2032521305] [2020-10-27 03:34:17,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:34:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:17,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:17,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:17,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-27 03:34:17,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:17,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 290 [2020-10-27 03:34:17,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:17,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:17,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 183 [2020-10-27 03:34:17,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:34:17,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,090 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:18,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:34:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 03:34:18,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:18,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:34:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:34:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:34:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:18,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:34:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:34:18,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:18,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:34:18,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:18,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:34:18,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:18,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:34:18,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:18,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:34:18,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:18,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:34:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:34:18,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:18,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:18,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:18,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:34:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:34:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 03:34:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:34:18,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:18,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:34:18,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 03:34:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:34:18,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:18,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:34:18,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:18,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:34:18,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:18,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:18,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:34:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:18,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:34:18,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:18,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 03:34:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:34:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-27 03:34:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 03:34:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:18,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:18,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:34:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:18,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:18,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:18,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:18,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 03:34:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:18,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-27 03:34:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:18,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:18,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:18,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:18,498 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-10-27 03:34:18,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2032521305] [2020-10-27 03:34:18,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:34:18,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 03:34:18,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462138509] [2020-10-27 03:34:18,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:34:18,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:34:18,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:34:18,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:34:18,500 INFO L87 Difference]: Start difference. First operand 2670 states and 3122 transitions. Second operand 12 states. [2020-10-27 03:34:20,744 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:21,184 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:34:21,574 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:34:21,954 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:34:22,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:22,395 INFO L93 Difference]: Finished difference Result 3311 states and 3938 transitions. [2020-10-27 03:34:22,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 03:34:22,396 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 221 [2020-10-27 03:34:22,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:22,398 INFO L225 Difference]: With dead ends: 3311 [2020-10-27 03:34:22,398 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:34:22,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=162, Invalid=438, Unknown=0, NotChecked=0, Total=600 [2020-10-27 03:34:22,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:34:22,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:34:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:34:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:34:22,409 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 221 [2020-10-27 03:34:22,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:22,409 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:34:22,409 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:34:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:34:22,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:34:22,409 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 03:34:22,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:34:22,572 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-27 03:34:25,014 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 10 [2020-10-27 03:34:28,340 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 538 DAG size of output: 448 [2020-10-27 03:34:30,310 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 538 DAG size of output: 448 [2020-10-27 03:34:31,876 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 11 [2020-10-27 03:34:32,111 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 241 [2020-10-27 03:34:32,279 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 11 [2020-10-27 03:34:32,484 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 11 [2020-10-27 03:34:32,638 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 11 [2020-10-27 03:34:32,855 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 11 [2020-10-27 03:34:32,984 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 11 [2020-10-27 03:34:33,168 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 11 [2020-10-27 03:34:33,405 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 11 [2020-10-27 03:34:33,691 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 11 [2020-10-27 03:34:33,810 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 11 [2020-10-27 03:34:33,976 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 11 [2020-10-27 03:34:34,107 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 11 [2020-10-27 03:34:34,404 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 11 [2020-10-27 03:34:34,638 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 11 [2020-10-27 03:34:34,999 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 11 [2020-10-27 03:34:35,215 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 11 [2020-10-27 03:34:35,632 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 243 [2020-10-27 03:34:36,198 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 11 [2020-10-27 03:34:36,400 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 11 [2020-10-27 03:34:36,914 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 11 [2020-10-27 03:34:38,768 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 566 DAG size of output: 487 [2020-10-27 03:34:40,723 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 608 DAG size of output: 506 [2020-10-27 03:34:49,139 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 200 DAG size of output: 26 [2020-10-27 03:34:49,477 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 03:34:50,286 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 03:34:50,736 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 24 [2020-10-27 03:34:51,716 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-27 03:34:52,048 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-27 03:34:52,235 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:34:52,684 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 22 [2020-10-27 03:34:53,487 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 03:34:54,311 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 03:34:56,976 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 192 DAG size of output: 27 [2020-10-27 03:34:57,353 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:57,727 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 29 [2020-10-27 03:34:59,143 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 219 DAG size of output: 31 [2020-10-27 03:34:59,286 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 17 [2020-10-27 03:34:59,471 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:34:59,787 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-27 03:35:02,658 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 336 DAG size of output: 48 [2020-10-27 03:35:03,704 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 186 DAG size of output: 28 [2020-10-27 03:35:06,080 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 205 DAG size of output: 36 [2020-10-27 03:35:06,269 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:35:09,205 WARN L193 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 336 DAG size of output: 48 [2020-10-27 03:35:10,172 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-27 03:35:12,580 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 206 DAG size of output: 34 [2020-10-27 03:35:13,762 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 188 DAG size of output: 31 [2020-10-27 03:35:13,995 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 03:35:15,706 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 196 DAG size of output: 30 [2020-10-27 03:35:18,461 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 258 DAG size of output: 49 [2020-10-27 03:35:19,464 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 22 [2020-10-27 03:35:20,271 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 03:35:20,536 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 03:35:24,231 WARN L193 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 384 DAG size of output: 46 [2020-10-27 03:35:25,028 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 03:35:25,273 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 03:35:26,021 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29