/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_spec4_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:43:54,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:43:54,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:43:54,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:43:54,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:43:54,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:43:54,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:43:54,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:43:54,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:43:54,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:43:54,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:43:54,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:43:54,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:43:54,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:43:54,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:43:54,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:43:54,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:43:54,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:43:54,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:43:54,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:43:54,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:43:54,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:43:54,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:43:54,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:43:54,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:43:54,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:43:54,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:43:54,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:43:54,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:43:54,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:43:54,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:43:54,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:43:54,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:43:54,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:43:54,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:43:54,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:43:54,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:43:54,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:43:54,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:43:54,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:43:54,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:43:54,490 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 03:43:54,536 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:43:54,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:43:54,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:43:54,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:43:54,541 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:43:54,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:43:54,541 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:43:54,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:43:54,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:43:54,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:43:54,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:43:54,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:43:54,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:43:54,544 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:43:54,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:43:54,544 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:43:54,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:43:54,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:43:54,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:43:54,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:43:54,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:43:54,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:43:54,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:43:54,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:43:54,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:43:54,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:43:54,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:43:54,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:43:54,547 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:43:54,547 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:43:54,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:43:54,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:43:54,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:43:54,947 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:43:54,948 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:43:54,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2020-10-27 03:43:55,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/61e1a55f4/1e9c23f4324a4902afa09531a0dad079/FLAG518142481 [2020-10-27 03:43:55,786 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:43:55,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2020-10-27 03:43:55,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/61e1a55f4/1e9c23f4324a4902afa09531a0dad079/FLAG518142481 [2020-10-27 03:43:56,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/61e1a55f4/1e9c23f4324a4902afa09531a0dad079 [2020-10-27 03:43:56,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:43:56,055 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:43:56,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:43:56,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:43:56,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:43:56,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a9199cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56, skipping insertion in model container [2020-10-27 03:43:56,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:43:56,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:43:56,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:43:56,465 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:43:56,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:43:56,729 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:43:56,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56 WrapperNode [2020-10-27 03:43:56,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:43:56,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:43:56,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:43:56,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:43:56,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (1/1) ... [2020-10-27 03:43:56,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:43:56,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:43:56,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:43:56,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:43:56,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (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 03:43:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:43:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:43:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:43:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:43:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:43:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:43:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:43:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:43:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:43:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:43:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:43:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:43:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:43:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:43:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:43:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:43:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:43:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-27 03:43:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:43:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:43:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:43:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:43:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:43:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:43:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:43:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:43:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:43:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:43:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:43:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:43:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:43:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:43:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:43:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:43:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:43:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:43:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:43:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:43:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:43:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:43:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:43:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:43:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:43:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:43:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:43:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:43:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:43:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:43:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:43:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:43:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:43:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:43:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:43:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:43:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:43:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:43:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:43:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:43:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:43:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:43:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:43:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:43:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-27 03:43:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:43:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:43:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:43:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:43:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:43:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:43:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:43:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:43:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:43:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:43:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:43:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:43:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:43:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:43:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:43:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:43:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:43:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:43:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:43:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:43:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:43:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:43:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:43:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:43:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:43:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:43:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:43:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:43:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:43:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:43:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:43:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:43:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:43:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:43:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:43:58,292 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:43:58,295 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:43:58,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:43:58 BoogieIcfgContainer [2020-10-27 03:43:58,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:43:58,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:43:58,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:43:58,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:43:58,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:43:56" (1/3) ... [2020-10-27 03:43:58,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec3432c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:43:58, skipping insertion in model container [2020-10-27 03:43:58,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:43:56" (2/3) ... [2020-10-27 03:43:58,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec3432c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:43:58, skipping insertion in model container [2020-10-27 03:43:58,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:43:58" (3/3) ... [2020-10-27 03:43:58,309 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product57.cil.c [2020-10-27 03:43:58,322 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:43:58,328 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:43:58,342 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:43:58,386 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:43:58,386 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:43:58,387 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:43:58,387 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:43:58,388 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:43:58,388 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:43:58,388 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:43:58,388 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:43:58,422 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2020-10-27 03:43:58,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:43:58,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:43:58,439 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] [2020-10-27 03:43:58,440 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 03:43:58,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:43:58,449 INFO L82 PathProgramCache]: Analyzing trace with hash -508720626, now seen corresponding path program 1 times [2020-10-27 03:43:58,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:43:58,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1390347340] [2020-10-27 03:43:58,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:43:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:43:58,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:43:58,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:43:59,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:00,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:00,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:03,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:03,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:44:03,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:44:03,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 03:44:03,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:44:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-27 03:44:03,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:44:04,663 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:44:04,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:44:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:04,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:04,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:04,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:04,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:04,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-27 03:44:04,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:04,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:04,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:04,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:44:04,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:04,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:44:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:04,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:04,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:04,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:04,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:04,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:44:04,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:04,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:04,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:04,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:04,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:04,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:44:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:04,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:04,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:04,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:04,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:04,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:44:04,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:04,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:04,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:04,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:04,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:04,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:44:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:04,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:04,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:04,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:04,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:04,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:44:04,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:04,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:04,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:04,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:44:04,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:04,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:44:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:04,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:04,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:04,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:04,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:04,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:04,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:04,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:04,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:04,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:04,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:04,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:44:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:04,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:04,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:04,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:04,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:04,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:44:04,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:04,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:44:04,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:04,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:44:04,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:04,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:44:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:04,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:04,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:04,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:04,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:04,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:04,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:04,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:04,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:04,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:04,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:04,915 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 03:44:04,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1390347340] [2020-10-27 03:44:04,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:44:04,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:44:04,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807825770] [2020-10-27 03:44:04,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:44:04,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:44:04,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:44:04,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:44:04,941 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 7 states. [2020-10-27 03:44:05,833 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:44:07,367 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:44:08,231 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:44:09,013 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:44:09,737 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:44:13,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:44:13,769 INFO L93 Difference]: Finished difference Result 468 states and 621 transitions. [2020-10-27 03:44:13,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:44:13,772 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 03:44:13,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:44:13,799 INFO L225 Difference]: With dead ends: 468 [2020-10-27 03:44:13,799 INFO L226 Difference]: Without dead ends: 299 [2020-10-27 03:44:13,809 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:44:13,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-10-27 03:44:13,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 265. [2020-10-27 03:44:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-10-27 03:44:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 319 transitions. [2020-10-27 03:44:14,004 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 319 transitions. Word has length 47 [2020-10-27 03:44:14,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:44:14,005 INFO L481 AbstractCegarLoop]: Abstraction has 265 states and 319 transitions. [2020-10-27 03:44:14,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:44:14,006 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 319 transitions. [2020-10-27 03:44:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:44:14,017 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:44:14,017 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 03:44:14,017 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:44:14,018 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 03:44:14,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:44:14,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1754919335, now seen corresponding path program 1 times [2020-10-27 03:44:14,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:44:14,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [373340186] [2020-10-27 03:44:14,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:44:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:14,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:14,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:14,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:15,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:15,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:15,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:44:15,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:44:15,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1724 [2020-10-27 03:44:15,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 03:44:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:44:15,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,465 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:44:16,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:44:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:16,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 03:44:16,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:16,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:16,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:44:16,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:44:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:16,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:16,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:16,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:16,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:16,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:44:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:16,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:16,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:16,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:16,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:16,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:44:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:16,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:44:16,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:16,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:16,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:44:16,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:44:16,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:44:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:16,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:44:16,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:16,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:16,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:16,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:44:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:16,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:44:16,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:16,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:16,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:16,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:44:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:16,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:16,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:16,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:16,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:16,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:44:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:16,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:16,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:16,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:16,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:16,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:44:16,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:16,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:16,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:16,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:16,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:16,713 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 03:44:16,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [373340186] [2020-10-27 03:44:16,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:44:16,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 03:44:16,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170740799] [2020-10-27 03:44:16,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 03:44:16,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:44:16,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 03:44:16,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:44:16,720 INFO L87 Difference]: Start difference. First operand 265 states and 319 transitions. Second operand 5 states. [2020-10-27 03:44:17,564 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:44:21,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:44:21,192 INFO L93 Difference]: Finished difference Result 648 states and 873 transitions. [2020-10-27 03:44:21,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 03:44:21,193 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-27 03:44:21,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:44:21,200 INFO L225 Difference]: With dead ends: 648 [2020-10-27 03:44:21,200 INFO L226 Difference]: Without dead ends: 407 [2020-10-27 03:44:21,204 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:44:21,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2020-10-27 03:44:21,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 361. [2020-10-27 03:44:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-10-27 03:44:21,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 457 transitions. [2020-10-27 03:44:21,314 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 457 transitions. Word has length 52 [2020-10-27 03:44:21,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:44:21,315 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 457 transitions. [2020-10-27 03:44:21,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 03:44:21,315 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 457 transitions. [2020-10-27 03:44:21,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-27 03:44:21,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:44:21,318 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, 1, 1, 1, 1] [2020-10-27 03:44:21,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:44:21,318 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 03:44:21,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:44:21,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1024110184, now seen corresponding path program 1 times [2020-10-27 03:44:21,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:44:21,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1213781344] [2020-10-27 03:44:21,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:44:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:21,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:21,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:22,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:22,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:25,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:25,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 03:44:25,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:44:25,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4468 [2020-10-27 03:44:25,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:25,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 03:44:25,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:25,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-27 03:44:25,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,561 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:44:26,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:44:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:26,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-27 03:44:26,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:26,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:26,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:44:26,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:44:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:26,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:26,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:26,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:26,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:26,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:44:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:26,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:26,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:26,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:26,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:26,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:44:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:26,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:26,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:26,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:26,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:44:26,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:44:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:26,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:26,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:26,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:26,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:26,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:44:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:26,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:44:26,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:44:26,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:44:26,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:44:26,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:44:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:26,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:44:26,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:44:26,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:26,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:44:26,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:44:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:26,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:26,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:26,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:26,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:26,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:26,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:26,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:26,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:26,921 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 03:44:26,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1213781344] [2020-10-27 03:44:26,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:44:26,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:44:26,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949160483] [2020-10-27 03:44:26,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:44:26,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:44:26,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:44:26,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:44:26,927 INFO L87 Difference]: Start difference. First operand 361 states and 457 transitions. Second operand 10 states. [2020-10-27 03:44:28,040 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:44:29,508 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:44:30,198 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:44:31,406 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:44:32,229 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:44:32,975 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:44:35,601 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:44:37,686 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-10-27 03:44:39,472 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 210 DAG size of output: 207 [2020-10-27 03:44:44,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:44:44,402 INFO L93 Difference]: Finished difference Result 934 states and 1388 transitions. [2020-10-27 03:44:44,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 03:44:44,403 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2020-10-27 03:44:44,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:44:44,411 INFO L225 Difference]: With dead ends: 934 [2020-10-27 03:44:44,411 INFO L226 Difference]: Without dead ends: 728 [2020-10-27 03:44:44,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2020-10-27 03:44:44,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2020-10-27 03:44:44,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 660. [2020-10-27 03:44:44,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2020-10-27 03:44:44,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 897 transitions. [2020-10-27 03:44:44,628 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 897 transitions. Word has length 56 [2020-10-27 03:44:44,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:44:44,631 INFO L481 AbstractCegarLoop]: Abstraction has 660 states and 897 transitions. [2020-10-27 03:44:44,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:44:44,631 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 897 transitions. [2020-10-27 03:44:44,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-27 03:44:44,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:44:44,637 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:44:44,637 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:44:44,637 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 03:44:44,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:44:44,638 INFO L82 PathProgramCache]: Analyzing trace with hash -770728213, now seen corresponding path program 1 times [2020-10-27 03:44:44,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:44:44,638 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1946819194] [2020-10-27 03:44:44,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:44:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:44,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:44,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:44,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:44,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:45,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:45,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:46,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:46,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-27 03:44:46,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:44:46,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1809 [2020-10-27 03:44:46,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:46,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:46,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:46,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 03:44:46,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,124 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:44:47,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:44:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-27 03:44:47,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:44:47,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:44:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:47,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:47,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:47,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:44:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:47,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:44:47,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:47,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:47,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:44:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:47,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:44:47,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:44:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:44:47,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:47,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:44:47,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:44:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:44:47,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:44:47,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:47,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 03:44:47,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 03:44:47,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:44:47,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:44:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:44:47,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:44:47,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:44:47,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:44:47,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:44:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:44:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:44:47,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:44:47,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 03:44:47,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:44:47,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:44:47,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:44:47,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:44:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:44:47,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:44:47,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:44:47,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:44:47,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:44:47,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:44:47,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:44:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:44:47,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:44:47,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:44:47,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:44:47,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:44:47,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:44:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:44:47,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:44:47,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:44:47,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:44:47,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:44:47,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:44:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:44:47,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:44:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:44:47,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:44:47,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:44:47,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:44:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:44:47,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:44:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:44:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:44:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:44:47,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:44:47,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:44:47,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:44:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:44:47,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 03:44:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 03:44:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 03:44:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:47,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:47,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:44:47,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:44:47,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:44:47,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:44:47,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:44:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:44:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:44:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:44:47,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:44:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:44:47,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1946819194] [2020-10-27 03:44:47,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:44:47,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 03:44:47,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766718688] [2020-10-27 03:44:47,775 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:44:47,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:44:47,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:44:47,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:44:47,777 INFO L87 Difference]: Start difference. First operand 660 states and 897 transitions. Second operand 12 states. [2020-10-27 03:44:49,146 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:44:50,812 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:44:51,552 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:44:52,311 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:44:53,076 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:44:56,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:44:56,351 INFO L93 Difference]: Finished difference Result 1431 states and 2237 transitions. [2020-10-27 03:44:56,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:44:56,356 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 133 [2020-10-27 03:44:56,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:44:56,363 INFO L225 Difference]: With dead ends: 1431 [2020-10-27 03:44:56,364 INFO L226 Difference]: Without dead ends: 795 [2020-10-27 03:44:56,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2020-10-27 03:44:56,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2020-10-27 03:44:56,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 680. [2020-10-27 03:44:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-10-27 03:44:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 912 transitions. [2020-10-27 03:44:56,555 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 912 transitions. Word has length 133 [2020-10-27 03:44:56,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:44:56,555 INFO L481 AbstractCegarLoop]: Abstraction has 680 states and 912 transitions. [2020-10-27 03:44:56,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:44:56,555 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 912 transitions. [2020-10-27 03:44:56,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 03:44:56,559 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:44:56,560 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 03:44:56,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:44:56,560 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 03:44:56,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:44:56,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1110598728, now seen corresponding path program 1 times [2020-10-27 03:44:56,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:44:56,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1992658086] [2020-10-27 03:44:56,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:44:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:44:56,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:56,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:44:57,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:00,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:00,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:01,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:01,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-27 03:45:01,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:45:01,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 03:45:01,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:01,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-27 03:45:01,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:01,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 161 [2020-10-27 03:45:01,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,402 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:45:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:45:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:02,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 03:45:02,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:45:02,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:45:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:02,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:02,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:45:02,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:45:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:02,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:02,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:02,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:45:02,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:45:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:02,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:02,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:02,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:02,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:45:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:02,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:02,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:45:02,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:45:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:45:02,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:45:02,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 03:45:02,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:45:02,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:45:02,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:45:02,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:45:02,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 03:45:02,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:02,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:45:02,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:45:02,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:45:02,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:45:02,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:45:02,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:45:02,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:45:02,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:45:02,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:02,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:45:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:45:02,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:02,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:45:02,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:02,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:02,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:02,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:45:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:02,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:02,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:45:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:45:02,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:45:02,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:02,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:45:02,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:02,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:02,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:02,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:02,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:45:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:02,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:45:02,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:45:02,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:45:02,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:45:02,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 03:45:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:45:02,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:45:02,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:45:02,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:45:02,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 03:45:02,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:02,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:02,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:45:02,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:02,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:45:02,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:02,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:45:02,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:02,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:45:02,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:02,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:02,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:03,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:03,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:03,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:03,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:45:03,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:45:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:45:03,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:03,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:45:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:03,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:03,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:03,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:03,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:03,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:03,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:03,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:03,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:03,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:03,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:03,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 03:45:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:03,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:03,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:03,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:03,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:03,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:03,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:03,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:03,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:03,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:03,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:03,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 03:45:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:03,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:03,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:03,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:03,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:03,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:03,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:03,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:03,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:03,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:03,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 03:45:03,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1992658086] [2020-10-27 03:45:03,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:45:03,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:45:03,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137204246] [2020-10-27 03:45:03,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:45:03,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:45:03,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:45:03,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:45:03,138 INFO L87 Difference]: Start difference. First operand 680 states and 912 transitions. Second operand 13 states. [2020-10-27 03:45:04,212 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:45:05,712 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:45:08,986 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:45:10,694 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 215 DAG size of output: 209 [2020-10-27 03:45:12,269 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-27 03:45:13,728 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 03:45:14,717 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:45:15,564 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:45:16,372 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:45:21,273 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-10-27 03:45:22,712 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-27 03:45:28,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:45:28,673 INFO L93 Difference]: Finished difference Result 2274 states and 3466 transitions. [2020-10-27 03:45:28,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 03:45:28,674 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 144 [2020-10-27 03:45:28,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:45:28,687 INFO L225 Difference]: With dead ends: 2274 [2020-10-27 03:45:28,687 INFO L226 Difference]: Without dead ends: 1758 [2020-10-27 03:45:28,693 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=242, Invalid=1090, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 03:45:28,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2020-10-27 03:45:28,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1184. [2020-10-27 03:45:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1184 states. [2020-10-27 03:45:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1521 transitions. [2020-10-27 03:45:28,970 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1521 transitions. Word has length 144 [2020-10-27 03:45:28,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:45:28,970 INFO L481 AbstractCegarLoop]: Abstraction has 1184 states and 1521 transitions. [2020-10-27 03:45:28,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:45:28,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1521 transitions. [2020-10-27 03:45:28,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 03:45:28,974 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:45:28,974 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:45:28,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:45:28,975 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 03:45:28,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:45:28,976 INFO L82 PathProgramCache]: Analyzing trace with hash -361117348, now seen corresponding path program 1 times [2020-10-27 03:45:28,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:45:28,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [521824255] [2020-10-27 03:45:28,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:45:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:29,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:29,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:29,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:30,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 03:45:34,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:45:34,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 03:45:34,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:34,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 03:45:34,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:45:34,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,826 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:45:34,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:45:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:34,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:34,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:45:34,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:34,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:34,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:34,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:45:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:34,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:34,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:34,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:34,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:34,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:34,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:45:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:34,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:34,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:34,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:34,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:34,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:34,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:45:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:34,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:34,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:34,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:34,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:34,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:34,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:45:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:34,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:34,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:34,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:34,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:34,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:34,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:45:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:45:34,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:45:34,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:45:34,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:34,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 03:45:34,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:34,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:34,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:34,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:45:34,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:34,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:45:34,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:45:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:34,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:34,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:34,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:45:35,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:45:35,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:45:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:35,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:45:35,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:45:35,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:35,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:45:35,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:35,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:45:35,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:45:35,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:45:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:35,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:45:35,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:45:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:45:35,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:45:35,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:45:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:45:35,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:35,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:35,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:35,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:35,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:45:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:35,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:35,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:45:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:45:35,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:35,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:45:35,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:35,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 03:45:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:35,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:35,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 03:45:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:45:35,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:45:35,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 03:45:35,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:45:35,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 03:45:35,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:45:35,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:45:35,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:45:35,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:35,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:35,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:45:35,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:35,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:35,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:45:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:35,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:35,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:45:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:35,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 03:45:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:35,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:35,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:35,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:35,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:35,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:35,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:35,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:35,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:35,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:35,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:35,395 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-27 03:45:35,396 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [521824255] [2020-10-27 03:45:35,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:45:35,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 03:45:35,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361629970] [2020-10-27 03:45:35,399 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 03:45:35,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:45:35,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 03:45:35,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:45:35,401 INFO L87 Difference]: Start difference. First operand 1184 states and 1521 transitions. Second operand 14 states. [2020-10-27 03:45:36,838 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:45:38,152 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:45:38,890 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:45:39,594 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:45:41,919 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:45:42,645 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:45:43,450 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:45:44,175 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:45:45,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:45:45,257 INFO L93 Difference]: Finished difference Result 1673 states and 2180 transitions. [2020-10-27 03:45:45,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 03:45:45,259 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 136 [2020-10-27 03:45:45,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:45:45,262 INFO L225 Difference]: With dead ends: 1673 [2020-10-27 03:45:45,262 INFO L226 Difference]: Without dead ends: 513 [2020-10-27 03:45:45,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=106, Invalid=494, Unknown=0, NotChecked=0, Total=600 [2020-10-27 03:45:45,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2020-10-27 03:45:45,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 470. [2020-10-27 03:45:45,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2020-10-27 03:45:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 568 transitions. [2020-10-27 03:45:45,382 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 568 transitions. Word has length 136 [2020-10-27 03:45:45,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:45:45,382 INFO L481 AbstractCegarLoop]: Abstraction has 470 states and 568 transitions. [2020-10-27 03:45:45,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 03:45:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 568 transitions. [2020-10-27 03:45:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 03:45:45,385 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:45:45,385 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 03:45:45,386 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:45:45,386 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 03:45:45,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:45:45,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1972659, now seen corresponding path program 1 times [2020-10-27 03:45:45,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:45:45,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1256809379] [2020-10-27 03:45:45,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:45:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:45,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:45,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:45,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:46,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:50,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:50,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 03:45:50,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:45:50,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 03:45:50,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:50,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 03:45:50,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:50,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 192 [2020-10-27 03:45:50,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,109 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:45:51,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:45:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 03:45:51,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:45:51,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:45:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:51,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:51,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:45:51,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:45:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:51,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:51,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:45:51,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:45:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:51,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:51,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:45:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:45:51,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:51,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:45:51,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:45:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:45:51,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:45:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:45:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:45:51,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:45:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:45:51,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:45:51,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:45:51,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:51,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:45:51,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:45:51,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:45:51,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:45:51,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:45:51,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:45:51,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:45:51,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:45:51,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:51,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:45:51,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:51,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:45:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:45:51,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:51,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:45:51,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:51,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:51,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:45:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:45:51,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:45:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:45:51,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:45:51,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:45:51,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:51,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:45:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:45:51,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:45:51,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:45:51,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:45:51,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:45:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:45:51,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:45:51,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:45:51,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 03:45:51,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:45:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:45:51,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:51,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:45:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:45:51,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:45:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:51,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 03:45:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:45:51,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:45:51,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:45:51,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:45:51,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 03:45:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:45:51,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:45:51,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:45:51,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:45:51,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:45:51,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:45:51,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:45:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:45:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:45:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:45:51,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:45:51,668 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 03:45:51,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1256809379] [2020-10-27 03:45:51,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:45:51,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 03:45:51,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240588119] [2020-10-27 03:45:51,669 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 03:45:51,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:45:51,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 03:45:51,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:45:51,670 INFO L87 Difference]: Start difference. First operand 470 states and 568 transitions. Second operand 14 states. [2020-10-27 03:45:53,644 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 207 DAG size of output: 204 [2020-10-27 03:45:55,811 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:45:58,434 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:45:59,942 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:46:01,391 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:46:02,853 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 03:46:04,426 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 03:46:05,929 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 03:46:08,230 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 207 DAG size of output: 204 [2020-10-27 03:46:10,409 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:46:11,968 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:46:13,372 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 03:46:15,624 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:46:17,003 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:46:18,685 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:46:22,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:46:22,503 INFO L93 Difference]: Finished difference Result 1315 states and 1824 transitions. [2020-10-27 03:46:22,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 03:46:22,504 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 148 [2020-10-27 03:46:22,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:46:22,512 INFO L225 Difference]: With dead ends: 1315 [2020-10-27 03:46:22,512 INFO L226 Difference]: Without dead ends: 928 [2020-10-27 03:46:22,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 646 ImplicationChecksByTransitivity, 20.5s TimeCoverageRelationStatistics Valid=471, Invalid=1785, Unknown=0, NotChecked=0, Total=2256 [2020-10-27 03:46:22,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2020-10-27 03:46:22,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 746. [2020-10-27 03:46:22,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 746 states. [2020-10-27 03:46:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 948 transitions. [2020-10-27 03:46:22,725 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 948 transitions. Word has length 148 [2020-10-27 03:46:22,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:46:22,726 INFO L481 AbstractCegarLoop]: Abstraction has 746 states and 948 transitions. [2020-10-27 03:46:22,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 03:46:22,726 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 948 transitions. [2020-10-27 03:46:22,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-27 03:46:22,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:46:22,730 INFO L422 BasicCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:46:22,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:46:22,731 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 03:46:22,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:46:22,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1041246676, now seen corresponding path program 1 times [2020-10-27 03:46:22,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:46:22,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1237661498] [2020-10-27 03:46:22,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:46:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:22,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:22,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:25,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:25,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:27,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:27,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 283 [2020-10-27 03:46:27,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:46:27,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 03:46:27,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:27,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 03:46:27,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-27 03:46:27,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-27 03:46:27,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,531 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:46:28,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:46:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:46:28,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:46:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:28,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:46:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:28,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:46:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:46:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:28,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:46:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:28,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:46:28,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:46:28,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:46:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:46:28,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:46:28,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:46:28,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:46:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:46:28,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:46:28,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:46:28,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:46:28,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:46:28,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:46:28,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:46:28,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:46:28,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:28,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:46:28,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:46:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:46:28,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:28,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:46:28,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:28,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:46:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:46:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:46:28,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:46:28,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:46:28,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:46:28,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 03:46:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:46:28,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:46:28,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:46:28,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:46:28,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:46:28,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:46:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:46:28,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:46:28,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:46:28,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:46:28,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 03:46:28,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:46:28,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:28,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:46:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:46:28,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:28,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:46:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:46:28,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:46:28,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:46:28,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:46:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:28,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:28,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 03:46:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:46:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:46:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 03:46:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:28,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:28,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:46:28,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:28,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:46:28,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:28,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:46:28,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:46:28,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 03:46:28,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:28,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:28,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:29,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:29,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:46:29,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:29,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:46:29,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:29,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:46:29,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:29,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:46:29,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:29,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:29,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:29,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:29,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:29,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:29,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:46:29,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:29,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:46:29,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:29,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:46:29,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:29,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:46:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:29,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:29,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:29,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:29,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:29,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:29,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:29,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:46:29,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:29,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:46:29,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:29,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-10-27 03:46:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:29,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:29,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:29,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:29,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:29,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:29,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:29,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:29,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:46:29,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:29,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:29,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-27 03:46:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:29,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:29,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:29,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:29,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:29,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:29,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:29,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:46:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:29,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 47 proven. 12 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-27 03:46:29,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1237661498] [2020-10-27 03:46:29,215 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:46:29,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 03:46:29,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053550670] [2020-10-27 03:46:29,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:46:29,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:46:29,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:46:29,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:46:29,217 INFO L87 Difference]: Start difference. First operand 746 states and 948 transitions. Second operand 15 states. [2020-10-27 03:46:30,200 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:46:31,590 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:46:32,783 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:46:35,382 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:46:36,235 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:46:37,041 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:46:37,813 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:46:40,219 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:46:41,784 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 03:46:43,288 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 03:46:44,721 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 03:46:47,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:46:47,821 INFO L93 Difference]: Finished difference Result 2389 states and 3220 transitions. [2020-10-27 03:46:47,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-27 03:46:47,822 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 201 [2020-10-27 03:46:47,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:46:47,832 INFO L225 Difference]: With dead ends: 2389 [2020-10-27 03:46:47,832 INFO L226 Difference]: Without dead ends: 1552 [2020-10-27 03:46:47,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=393, Invalid=1329, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 03:46:47,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2020-10-27 03:46:48,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 1389. [2020-10-27 03:46:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1389 states. [2020-10-27 03:46:48,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 1630 transitions. [2020-10-27 03:46:48,185 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 1630 transitions. Word has length 201 [2020-10-27 03:46:48,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:46:48,186 INFO L481 AbstractCegarLoop]: Abstraction has 1389 states and 1630 transitions. [2020-10-27 03:46:48,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:46:48,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1630 transitions. [2020-10-27 03:46:48,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-27 03:46:48,190 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:46:48,190 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:46:48,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:46:48,191 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 03:46:48,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:46:48,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1984358680, now seen corresponding path program 1 times [2020-10-27 03:46:48,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:46:48,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [202285251] [2020-10-27 03:46:48,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:46:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:48,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:48,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:48,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 289 [2020-10-27 03:46:48,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:48,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 342 [2020-10-27 03:46:48,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:48,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:46:48,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 171 [2020-10-27 03:46:48,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:46:48,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,235 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:46:49,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:46:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:46:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:49,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:46:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:46:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:46:49,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:46:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:49,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:46:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:46:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:46:49,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:46:49,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:46:49,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:46:49,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:46:49,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:46:49,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:46:49,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:46:49,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:46:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:46:49,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:46:49,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:46:49,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:46:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:46:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:46:49,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 03:46:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 03:46:49,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:46:49,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:46:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:46:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:46:49,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:46:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:46:49,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:46:49,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:46:49,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 03:46:49,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:46:49,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:46:49,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:46:49,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:46:49,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:46:49,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:46:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:46:49,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:46:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:49,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:46:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:46:49,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:46:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 03:46:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:46:49,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 03:46:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:46:49,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:46:49,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:46:49,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:46:49,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:46:49,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:46:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:46:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:46:49,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:46:49,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:46:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:46:49,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:46:49,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-27 03:46:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:46:49,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-27 03:46:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:49,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:49,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:46:49,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:46:49,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:46:49,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:46:49,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:46:49,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:46:49,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:46:49,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:46:49,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:46:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-27 03:46:49,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [202285251] [2020-10-27 03:46:49,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:46:49,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 03:46:49,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761726240] [2020-10-27 03:46:49,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:46:49,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:46:49,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:46:49,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:46:49,654 INFO L87 Difference]: Start difference. First operand 1389 states and 1630 transitions. Second operand 10 states. [2020-10-27 03:46:52,680 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:46:53,389 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:46:54,122 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:46:54,860 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:46:55,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:46:55,911 INFO L93 Difference]: Finished difference Result 2657 states and 3153 transitions. [2020-10-27 03:46:55,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:46:55,912 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 205 [2020-10-27 03:46:55,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:46:55,920 INFO L225 Difference]: With dead ends: 2657 [2020-10-27 03:46:55,920 INFO L226 Difference]: Without dead ends: 1347 [2020-10-27 03:46:55,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:46:55,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1347 states. [2020-10-27 03:46:56,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1347 to 1267. [2020-10-27 03:46:56,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1267 states. [2020-10-27 03:46:56,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1481 transitions. [2020-10-27 03:46:56,239 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1481 transitions. Word has length 205 [2020-10-27 03:46:56,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:46:56,240 INFO L481 AbstractCegarLoop]: Abstraction has 1267 states and 1481 transitions. [2020-10-27 03:46:56,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:46:56,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1481 transitions. [2020-10-27 03:46:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-27 03:46:56,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:46:56,247 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:46:56,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:46:56,247 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 03:46:56,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:46:56,247 INFO L82 PathProgramCache]: Analyzing trace with hash -25783894, now seen corresponding path program 1 times [2020-10-27 03:46:56,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:46:56,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1010816489] [2020-10-27 03:46:56,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:46:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:46:56,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:56,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:56,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:46:57,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 289 [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-10-27 03:47:01,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,028 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:47:02,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:47:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:47:02,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:47:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:47:02,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:47:02,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:47:02,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:47:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:47:02,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:47:02,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:47:02,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:47:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:47:02,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:47:02,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:47:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:47:02,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:47:02,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:47:02,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:47:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:47:02,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:47:02,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:47:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:47:02,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:47:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:47:02,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:47:02,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 03:47:02,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:47:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:47:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:47:02,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:47:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:47:02,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:47:02,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:47:02,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:47:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:47:02,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:47:02,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:47:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:47:02,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:47:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:47:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:47:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:47:02,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 03:47:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 03:47:02,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:47:02,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 170 [2020-10-27 03:47:02,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:47:02,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:47:02,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:47:02,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:47:02,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:47:02,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:47:02,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:47:02,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:47:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:47:02,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 03:47:02,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:47:02,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 03:47:02,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:47:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:47:02,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:47:02,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:47:02,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:47:02,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:47:02,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:47:02,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:47:02,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:47:02,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:47:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:47:02,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:47:02,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:47:02,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:47:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:47:02,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:47:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:47:02,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:47:02,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:47:02,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:47:02,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 03:47:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:47:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 03:47:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:47:02,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:47:02,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 03:47:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:47:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:47:02,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:47:02,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:47:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:47:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:47:02,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:47:02,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:47:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:47:02,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:47:02,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-27 03:47:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:47:02,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:47:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:02,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-27 03:47:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:02,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:02,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:47:02,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:47:02,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:47:02,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:47:02,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:47:02,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:47:02,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:47:02,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:47:02,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:47:03,028 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 37 proven. 23 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-10-27 03:47:03,029 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1010816489] [2020-10-27 03:47:03,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:47:03,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 03:47:03,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705471203] [2020-10-27 03:47:03,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:47:03,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:47:03,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:47:03,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:47:03,031 INFO L87 Difference]: Start difference. First operand 1267 states and 1481 transitions. Second operand 15 states. [2020-10-27 03:47:04,888 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-10-27 03:47:06,417 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:47:09,956 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:47:10,741 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:47:11,529 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:47:12,946 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 206 DAG size of output: 204 [2020-10-27 03:47:13,645 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:47:16,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:47:16,121 INFO L93 Difference]: Finished difference Result 1718 states and 1995 transitions. [2020-10-27 03:47:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 03:47:16,123 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 205 [2020-10-27 03:47:16,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:47:16,124 INFO L225 Difference]: With dead ends: 1718 [2020-10-27 03:47:16,124 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:47:16,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=182, Invalid=748, Unknown=0, NotChecked=0, Total=930 [2020-10-27 03:47:16,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:47:16,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:47:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:47:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:47:16,130 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 205 [2020-10-27 03:47:16,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:47:16,130 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:47:16,130 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:47:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:47:16,130 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:47:16,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 03:47:16,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:47:17,267 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 353 DAG size of output: 313 [2020-10-27 03:47:17,614 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 250 [2020-10-27 03:47:17,771 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 251 [2020-10-27 03:47:17,916 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 252 [2020-10-27 03:47:18,070 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 250 [2020-10-27 03:47:18,193 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 251 [2020-10-27 03:47:18,419 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:19,034 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 250 [2020-10-27 03:47:19,217 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 250 [2020-10-27 03:47:19,348 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:19,481 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 252 [2020-10-27 03:47:20,453 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 250 [2020-10-27 03:47:20,721 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:21,894 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:22,096 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 261 [2020-10-27 03:47:22,492 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 308 [2020-10-27 03:47:24,347 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:25,069 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:27,017 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:28,035 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:30,425 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:30,840 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 308 [2020-10-27 03:47:31,718 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-27 03:47:32,205 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 313 [2020-10-27 03:47:33,056 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 24 [2020-10-27 03:47:35,503 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 203 DAG size of output: 24 [2020-10-27 03:47:36,934 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 198 DAG size of output: 26