/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:32:21,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:32:21,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:32:21,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:32:21,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:32:21,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:32:21,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:32:21,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:32:21,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:32:21,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:32:21,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:32:21,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:32:21,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:32:21,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:32:21,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:32:21,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:32:21,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:32:21,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:32:21,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:32:21,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:32:21,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:32:21,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:32:21,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:32:21,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:32:21,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:32:21,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:32:21,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:32:21,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:32:21,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:32:21,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:32:21,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:32:21,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:32:21,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:32:21,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:32:21,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:32:21,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:32:21,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:32:21,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:32:21,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:32:21,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:32:21,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:32:21,246 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 03:32:21,272 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:32:21,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:32:21,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:32:21,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:32:21,275 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:32:21,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:32:21,275 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:32:21,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:32:21,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:32:21,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:32:21,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:32:21,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:32:21,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:32:21,277 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:32:21,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:32:21,278 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:32:21,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:32:21,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:32:21,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:32:21,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:32:21,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:32:21,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:32:21,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:32:21,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:32:21,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:32:21,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:32:21,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:32:21,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:32:21,280 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:32:21,281 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:32:21,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:32:21,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:32:21,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:32:21,676 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:32:21,677 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:32:21,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2020-10-27 03:32:21,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8d5002294/bfb3c698b8ee401b8fe7e8ce427dafff/FLAGbd47ca4ab [2020-10-27 03:32:22,474 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:32:22,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2020-10-27 03:32:22,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8d5002294/bfb3c698b8ee401b8fe7e8ce427dafff/FLAGbd47ca4ab [2020-10-27 03:32:22,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8d5002294/bfb3c698b8ee401b8fe7e8ce427dafff [2020-10-27 03:32:22,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:32:22,523 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:32:22,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:32:22,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:32:22,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:32:22,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:32:22" (1/1) ... [2020-10-27 03:32:22,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18afd611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:22, skipping insertion in model container [2020-10-27 03:32:22,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:32:22" (1/1) ... [2020-10-27 03:32:22,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:32:22,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:32:23,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:32:23,035 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:32:23,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:32:23,227 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:32:23,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23 WrapperNode [2020-10-27 03:32:23,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:32:23,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:32:23,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:32:23,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:32:23,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (1/1) ... [2020-10-27 03:32:23,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (1/1) ... [2020-10-27 03:32:23,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (1/1) ... [2020-10-27 03:32:23,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (1/1) ... [2020-10-27 03:32:23,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (1/1) ... [2020-10-27 03:32:23,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (1/1) ... [2020-10-27 03:32:23,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (1/1) ... [2020-10-27 03:32:23,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:32:23,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:32:23,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:32:23,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:32:23,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (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 03:32:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:32:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:32:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:32:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:32:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:32:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:32:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:32:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:32:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:32:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:32:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:32:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:32:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:32:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:32:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:32:23,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:32:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:32:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:32:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:32:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:32:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:32:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:32:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:32:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:32:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:32:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:32:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:32:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:32:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:32:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:32:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:32:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:32:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:32:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:32:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:32:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:32:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:32:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:32:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:32:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:32:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:32:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:32:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:32:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:32:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:32:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:32:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:32:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:32:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:32:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:32:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:32:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:32:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:32:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:32:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:32:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:32:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:32:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:32:23,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:32:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:32:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:32:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:32:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:32:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:32:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:32:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:32:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:32:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:32:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:32:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:32:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:32:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:32:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:32:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:32:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:32:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:32:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:32:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:32:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:32:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:32:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:32:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:32:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:32:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:32:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:32:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:32:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:32:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:32:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:32:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:32:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:32:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:32:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:32:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:32:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:32:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:32:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:32:24,761 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:32:24,761 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:32:24,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:32:24 BoogieIcfgContainer [2020-10-27 03:32:24,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:32:24,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:32:24,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:32:24,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:32:24,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:32:22" (1/3) ... [2020-10-27 03:32:24,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3f06f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:32:24, skipping insertion in model container [2020-10-27 03:32:24,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:32:23" (2/3) ... [2020-10-27 03:32:24,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3f06f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:32:24, skipping insertion in model container [2020-10-27 03:32:24,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:32:24" (3/3) ... [2020-10-27 03:32:24,772 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2020-10-27 03:32:24,784 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:32:24,790 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:32:24,803 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:32:24,830 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:32:24,831 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:32:24,831 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:32:24,831 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:32:24,831 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:32:24,831 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:32:24,831 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:32:24,831 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:32:24,857 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2020-10-27 03:32:24,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:32:24,867 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:32:24,868 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 03:32:24,869 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 03:32:24,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:32:24,875 INFO L82 PathProgramCache]: Analyzing trace with hash 641684024, now seen corresponding path program 1 times [2020-10-27 03:32:24,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:32:24,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1844906783] [2020-10-27 03:32:24,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:32:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:25,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:25,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:26,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:27,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:28,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:32:30,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:32:30,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:32:30,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:32:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:30,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-27 03:32:30,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:32:30,724 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:30,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:30,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:30,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 03:32:30,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:30,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:30,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:32:30,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:30,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:30,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:30,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:30,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:30,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:30,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:30,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:30,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:30,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:30,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:30,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:30,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:30,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:30,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:30,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:32:30,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:30,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:30,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:30,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:30,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:30,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:30,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:32:30,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:30,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:30,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:30,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:30,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:32:30,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:30,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:30,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:30,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:30,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:32:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:30,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:30,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:30,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:30,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:30,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:30,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:30,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:30,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:30,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:30,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:32:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:30,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:31,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:31,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:31,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:31,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:32:31,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:31,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:32:31,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:31,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:31,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:32:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:32:31,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1844906783] [2020-10-27 03:32:31,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:32:31,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:32:31,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344964071] [2020-10-27 03:32:31,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:32:31,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:31,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:32:31,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:32:31,099 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 8 states. [2020-10-27 03:32:31,760 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:32,838 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:33,330 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:33,841 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:32:35,019 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:36,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:32:36,626 INFO L93 Difference]: Finished difference Result 455 states and 620 transitions. [2020-10-27 03:32:36,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:32:36,628 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-27 03:32:36,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:32:36,646 INFO L225 Difference]: With dead ends: 455 [2020-10-27 03:32:36,646 INFO L226 Difference]: Without dead ends: 280 [2020-10-27 03:32:36,673 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:32:36,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-10-27 03:32:36,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 243. [2020-10-27 03:32:36,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-10-27 03:32:36,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 296 transitions. [2020-10-27 03:32:36,876 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 296 transitions. Word has length 52 [2020-10-27 03:32:36,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:32:36,877 INFO L481 AbstractCegarLoop]: Abstraction has 243 states and 296 transitions. [2020-10-27 03:32:36,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:32:36,877 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 296 transitions. [2020-10-27 03:32:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-27 03:32:36,890 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:32:36,891 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:32:36,891 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:32:36,891 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:32:36,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:32:36,892 INFO L82 PathProgramCache]: Analyzing trace with hash -506050112, now seen corresponding path program 1 times [2020-10-27 03:32:36,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:32:36,893 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2092635109] [2020-10-27 03:32:36,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:32:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:36,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:37,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:37,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:37,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:41,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:41,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-27 03:32:41,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:32:41,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 03:32:41,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:41,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:32:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-27 03:32:41,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:42,396 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:42,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:42,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:42,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:42,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 03:32:42,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:32:42,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:42,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:42,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:42,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:42,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:42,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:42,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:42,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:42,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:42,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:42,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:42,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:42,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:42,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:42,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:42,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:42,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:42,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:42,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:42,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:42,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:42,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:42,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:42,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:42,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:42,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:42,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:42,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:42,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:42,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:42,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:42,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:42,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:42,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:42,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:42,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:42,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:42,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:42,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:42,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:42,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:42,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:42,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:42,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:42,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:42,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:42,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:32:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:42,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:32:42,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:32:42,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-27 03:32:42,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:42,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:32:42,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:42,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 03:32:42,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 20 [2020-10-27 03:32:42,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:42,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:42,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:32:43,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:43,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 194 [2020-10-27 03:32:43,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:32:43,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 03:32:43,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:43,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:32:43,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:43,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 220 [2020-10-27 03:32:43,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:32:43,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 03:32:43,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:32:43,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:32:43,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:43,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:43,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:32:43,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:43,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:43,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:43,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:32:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:32:43,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:32:43,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:32:43,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 03:32:43,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:32:43,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:32:43,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:32:43,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:32:43,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:43,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:43,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:32:43,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:43,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:43,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:43,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:43,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 03:32:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:43,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:32:43,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:32:43,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:43,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:43,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 03:32:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:43,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:43,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:43,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:43,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:43,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:43,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:43,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:43,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:43,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:43,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:32:43,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2092635109] [2020-10-27 03:32:43,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:32:43,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 03:32:43,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162710578] [2020-10-27 03:32:43,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:32:43,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:43,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:32:43,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:32:43,534 INFO L87 Difference]: Start difference. First operand 243 states and 296 transitions. Second operand 13 states. [2020-10-27 03:32:44,266 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:45,329 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:45,790 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:46,230 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:32:46,805 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:48,271 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:48,666 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:32:50,059 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:50,438 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:32:50,851 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:32:51,251 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:32:52,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:32:52,869 INFO L93 Difference]: Finished difference Result 756 states and 1045 transitions. [2020-10-27 03:32:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 03:32:52,870 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 101 [2020-10-27 03:32:52,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:32:52,878 INFO L225 Difference]: With dead ends: 756 [2020-10-27 03:32:52,879 INFO L226 Difference]: Without dead ends: 493 [2020-10-27 03:32:52,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2020-10-27 03:32:52,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-10-27 03:32:53,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 417. [2020-10-27 03:32:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2020-10-27 03:32:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 511 transitions. [2020-10-27 03:32:53,023 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 511 transitions. Word has length 101 [2020-10-27 03:32:53,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:32:53,024 INFO L481 AbstractCegarLoop]: Abstraction has 417 states and 511 transitions. [2020-10-27 03:32:53,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:32:53,024 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 511 transitions. [2020-10-27 03:32:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 03:32:53,027 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:32:53,027 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:32:53,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:32:53,028 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:32:53,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:32:53,028 INFO L82 PathProgramCache]: Analyzing trace with hash 265683702, now seen corresponding path program 1 times [2020-10-27 03:32:53,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:32:53,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1218122956] [2020-10-27 03:32:53,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:32:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:53,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:53,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:57,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:57,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 03:32:58,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:32:58,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 03:32:58,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:32:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-27 03:32:58,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,500 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:32:58,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:32:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-27 03:32:58,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:32:58,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:32:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:58,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:58,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:32:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:58,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:58,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:58,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:32:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:32:58,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:32:58,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:32:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:58,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:32:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:58,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:32:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:32:58,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:58,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-27 03:32:58,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 03:32:58,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:32:58,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:58,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 03:32:58,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:32:58,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:58,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 03:32:58,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:32:58,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:32:58,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:32:58,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:32:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:32:58,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:58,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:32:58,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:32:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:32:58,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:58,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:32:58,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:58,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:32:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:58,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:32:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:32:58,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:58,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:32:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:32:58,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:58,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:58,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:32:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:58,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:58,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:58,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:58,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:58,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:58,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:58,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:58,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:58,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:58,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:59,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:32:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:59,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:59,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:59,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:59,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:59,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:32:59,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:59,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:32:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:32:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:32:59,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:59,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 03:32:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:59,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:59,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:59,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:59,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:59,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:59,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:59,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:59,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 03:32:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:32:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:32:59,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:32:59,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:32:59,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:32:59,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:32:59,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:32:59,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:32:59,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:32:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:32:59,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:32:59,057 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:32:59,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1218122956] [2020-10-27 03:32:59,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:32:59,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 03:32:59,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408495143] [2020-10-27 03:32:59,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:32:59,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:32:59,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:32:59,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:32:59,060 INFO L87 Difference]: Start difference. First operand 417 states and 511 transitions. Second operand 9 states. [2020-10-27 03:32:59,717 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:04,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:04,081 INFO L93 Difference]: Finished difference Result 1674 states and 2416 transitions. [2020-10-27 03:33:04,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 03:33:04,082 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2020-10-27 03:33:04,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:04,095 INFO L225 Difference]: With dead ends: 1674 [2020-10-27 03:33:04,095 INFO L226 Difference]: Without dead ends: 1285 [2020-10-27 03:33:04,098 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=229, Invalid=701, Unknown=0, NotChecked=0, Total=930 [2020-10-27 03:33:04,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states. [2020-10-27 03:33:04,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 808. [2020-10-27 03:33:04,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 808 states. [2020-10-27 03:33:04,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 1017 transitions. [2020-10-27 03:33:04,333 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 1017 transitions. Word has length 140 [2020-10-27 03:33:04,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:04,334 INFO L481 AbstractCegarLoop]: Abstraction has 808 states and 1017 transitions. [2020-10-27 03:33:04,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:33:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1017 transitions. [2020-10-27 03:33:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 03:33:04,338 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:04,339 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:04,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:33:04,339 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 03:33:04,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:04,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1747811580, now seen corresponding path program 1 times [2020-10-27 03:33:04,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:04,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1777818888] [2020-10-27 03:33:04,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:04,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:04,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:04,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:05,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-27 03:33:07,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:33:07,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2692 [2020-10-27 03:33:07,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:07,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 03:33:07,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:33:07,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,441 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:07,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:33:07,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:07,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:07,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:07,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:07,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:07,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:07,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:07,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:33:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:07,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:33:07,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:33:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:33:07,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:07,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 03:33:07,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:07,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 03:33:07,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 03:33:07,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:33:07,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:07,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 03:33:07,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:07,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:33:07,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:07,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:07,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:33:07,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:07,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:07,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:33:07,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:07,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:07,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:07,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:07,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:07,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:07,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:07,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:07,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:33:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:07,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:07,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:07,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:33:07,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:07,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:07,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 03:33:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:33:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:07,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 03:33:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:07,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 03:33:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:07,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:07,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:07,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:07,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:07,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:07,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:07,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:07,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:07,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:07,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:07,921 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 03:33:07,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1777818888] [2020-10-27 03:33:07,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:33:07,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 03:33:07,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530313369] [2020-10-27 03:33:07,923 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:33:07,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:07,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:33:07,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:33:07,924 INFO L87 Difference]: Start difference. First operand 808 states and 1017 transitions. Second operand 11 states. [2020-10-27 03:33:08,551 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:09,463 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:12,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:12,518 INFO L93 Difference]: Finished difference Result 1292 states and 1852 transitions. [2020-10-27 03:33:12,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 03:33:12,518 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 142 [2020-10-27 03:33:12,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:12,524 INFO L225 Difference]: With dead ends: 1292 [2020-10-27 03:33:12,525 INFO L226 Difference]: Without dead ends: 634 [2020-10-27 03:33:12,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=311, Invalid=1249, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 03:33:12,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2020-10-27 03:33:12,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 406. [2020-10-27 03:33:12,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-10-27 03:33:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 496 transitions. [2020-10-27 03:33:12,635 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 496 transitions. Word has length 142 [2020-10-27 03:33:12,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:12,635 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 496 transitions. [2020-10-27 03:33:12,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:33:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 496 transitions. [2020-10-27 03:33:12,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-27 03:33:12,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:12,639 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:12,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:33:12,639 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 03:33:12,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:12,640 INFO L82 PathProgramCache]: Analyzing trace with hash -425438940, now seen corresponding path program 1 times [2020-10-27 03:33:12,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:12,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1742038798] [2020-10-27 03:33:12,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:12,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:12,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:12,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:13,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:17,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:17,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-27 03:33:17,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:33:17,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:33:17,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:17,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 03:33:17,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:17,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-10-27 03:33:17,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,052 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:18,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 03:33:18,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:33:18,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:18,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:18,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:18,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:18,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:18,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:18,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:18,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:18,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:33:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:33:18,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:18,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-27 03:33:18,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 03:33:18,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:33:18,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:18,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 03:33:18,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:33:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:18,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:18,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:33:18,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:18,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:18,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 03:33:18,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:18,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:18,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:18,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:18,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:18,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:18,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:18,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:33:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:33:18,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 03:33:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:18,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:18,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:33:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:18,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:18,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:18,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:33:18,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 03:33:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:33:18,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:33:18,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:33:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:18,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:33:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:33:18,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:18,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:33:18,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:18,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:33:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:33:18,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:18,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:18,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 03:33:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-27 03:33:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:18,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:18,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:18,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:18,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:18,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:18,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:18,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:18,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:18,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:18,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:18,798 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-27 03:33:18,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1742038798] [2020-10-27 03:33:18,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:33:18,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 03:33:18,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394660775] [2020-10-27 03:33:18,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:33:18,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:18,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:33:18,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:33:18,802 INFO L87 Difference]: Start difference. First operand 406 states and 496 transitions. Second operand 10 states. [2020-10-27 03:33:19,438 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:20,461 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:24,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:24,530 INFO L93 Difference]: Finished difference Result 1445 states and 1939 transitions. [2020-10-27 03:33:24,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 03:33:24,532 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 178 [2020-10-27 03:33:24,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:24,543 INFO L225 Difference]: With dead ends: 1445 [2020-10-27 03:33:24,543 INFO L226 Difference]: Without dead ends: 1054 [2020-10-27 03:33:24,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=228, Invalid=764, Unknown=0, NotChecked=0, Total=992 [2020-10-27 03:33:24,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2020-10-27 03:33:24,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 884. [2020-10-27 03:33:24,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 884 states. [2020-10-27 03:33:24,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 1089 transitions. [2020-10-27 03:33:24,761 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 1089 transitions. Word has length 178 [2020-10-27 03:33:24,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:24,762 INFO L481 AbstractCegarLoop]: Abstraction has 884 states and 1089 transitions. [2020-10-27 03:33:24,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:33:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1089 transitions. [2020-10-27 03:33:24,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-27 03:33:24,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:24,767 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:24,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:33:24,768 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:33:24,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:24,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1226965536, now seen corresponding path program 1 times [2020-10-27 03:33:24,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:24,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [303775374] [2020-10-27 03:33:24,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:24,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:24,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:25,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:29,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:29,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-27 03:33:29,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:33:29,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 03:33:29,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:29,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:33:29,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:29,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 03:33:29,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,184 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:30,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 03:33:30,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:33:30,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:30,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:30,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:30,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:30,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:30,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:30,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:33:30,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:33:30,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:33:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:33:30,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:33:30,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:33:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:33:30,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:30,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-27 03:33:30,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:30,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:33:30,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 03:33:30,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:33:30,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:30,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 03:33:30,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:33:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:33:30,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:30,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:30,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 03:33:30,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 03:33:30,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:30,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:33:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 03:33:30,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:33:30,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:30,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:33:30,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:33:30,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:30,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:33:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:30,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:33:30,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:33:30,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:30,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:30,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:33:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:33:30,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:33:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:30,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:33:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:30,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:33:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:33:30,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:33:30,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:33:30,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:33:30,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:30,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:30,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:33:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:33:30,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:30,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:33:30,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:30,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:33:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:33:30,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:30,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:30,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 03:33:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:30,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:30,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-27 03:33:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:30,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:30,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:30,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:30,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:30,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:30,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:30,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:30,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:30,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:30,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-27 03:33:30,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [303775374] [2020-10-27 03:33:30,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:33:30,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 03:33:30,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938361757] [2020-10-27 03:33:30,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 03:33:30,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:30,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 03:33:30,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:33:30,920 INFO L87 Difference]: Start difference. First operand 884 states and 1089 transitions. Second operand 14 states. [2020-10-27 03:33:32,246 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 03:33:33,074 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:35,708 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 03:33:39,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:39,947 INFO L93 Difference]: Finished difference Result 2289 states and 3118 transitions. [2020-10-27 03:33:39,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-27 03:33:39,949 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 182 [2020-10-27 03:33:39,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:39,961 INFO L225 Difference]: With dead ends: 2289 [2020-10-27 03:33:39,961 INFO L226 Difference]: Without dead ends: 1637 [2020-10-27 03:33:39,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 964 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=549, Invalid=2643, Unknown=0, NotChecked=0, Total=3192 [2020-10-27 03:33:39,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1637 states. [2020-10-27 03:33:40,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1637 to 1427. [2020-10-27 03:33:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1427 states. [2020-10-27 03:33:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 1784 transitions. [2020-10-27 03:33:40,310 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 1784 transitions. Word has length 182 [2020-10-27 03:33:40,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:40,311 INFO L481 AbstractCegarLoop]: Abstraction has 1427 states and 1784 transitions. [2020-10-27 03:33:40,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 03:33:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1784 transitions. [2020-10-27 03:33:40,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-27 03:33:40,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:40,317 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:40,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:33:40,318 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:33:40,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:40,318 INFO L82 PathProgramCache]: Analyzing trace with hash 776580482, now seen corresponding path program 1 times [2020-10-27 03:33:40,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:40,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [159550830] [2020-10-27 03:33:40,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:40,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:40,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:40,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:40,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:40,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-27 03:33:45,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:33:45,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 03:33:45,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:33:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 03:33:45,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,714 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:33:45,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:33:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:45,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:45,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:33:45,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:45,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:33:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:45,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:45,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:45,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:45,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:45,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:45,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:33:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:45,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:45,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:45,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:45,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:45,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:45,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:45,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:45,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:45,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:45,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:33:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:45,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:45,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:45,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:45,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:33:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:45,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:45,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:45,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:45,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:33:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:45,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:45,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:45,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:45,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:33:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:33:45,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:45,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:33:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:45,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:45,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:33:46,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:33:46,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 433 [2020-10-27 03:33:46,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:46,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 03:33:46,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:33:46,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:33:46,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:33:46,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:33:46,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:33:46,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:46,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:33:46,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:33:46,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:33:46,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:33:46,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:33:46,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:33:46,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:33:46,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:33:46,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:33:46,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:33:46,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:33:46,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:33:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:33:46,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:33:46,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:33:46,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:46,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:33:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:33:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:33:46,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:46,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:33:46,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:33:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:46,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:33:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:46,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:33:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:33:46,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:33:46,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:33:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:33:46,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:33:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:33:46,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:33:46,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:33:46,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:33:46,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:33:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:33:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:33:46,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:33:46,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:33:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:33:46,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:33:46,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 03:33:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:46,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-27 03:33:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:46,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:46,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:33:46,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:33:46,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:33:46,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:33:46,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:33:46,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:33:46,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:33:46,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:33:46,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:33:46,680 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-27 03:33:46,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [159550830] [2020-10-27 03:33:46,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:33:46,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:33:46,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797996356] [2020-10-27 03:33:46,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:33:46,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:33:46,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:33:46,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:33:46,682 INFO L87 Difference]: Start difference. First operand 1427 states and 1784 transitions. Second operand 13 states. [2020-10-27 03:33:48,254 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:33:48,897 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:33:49,296 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:33:49,739 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:33:50,196 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:33:50,631 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:33:51,069 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:33:51,551 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:33:51,989 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:33:55,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:33:55,668 INFO L93 Difference]: Finished difference Result 3807 states and 5191 transitions. [2020-10-27 03:33:55,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 03:33:55,669 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 182 [2020-10-27 03:33:55,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:33:55,681 INFO L225 Difference]: With dead ends: 3807 [2020-10-27 03:33:55,681 INFO L226 Difference]: Without dead ends: 1684 [2020-10-27 03:33:55,691 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=402, Invalid=1238, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 03:33:55,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1684 states. [2020-10-27 03:33:56,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1684 to 1464. [2020-10-27 03:33:56,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1464 states. [2020-10-27 03:33:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1464 states and 1756 transitions. [2020-10-27 03:33:56,081 INFO L78 Accepts]: Start accepts. Automaton has 1464 states and 1756 transitions. Word has length 182 [2020-10-27 03:33:56,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:33:56,081 INFO L481 AbstractCegarLoop]: Abstraction has 1464 states and 1756 transitions. [2020-10-27 03:33:56,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:33:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 1756 transitions. [2020-10-27 03:33:56,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-27 03:33:56,087 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:33:56,087 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:33:56,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:33:56,088 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:33:56,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:33:56,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1873512356, now seen corresponding path program 1 times [2020-10-27 03:33:56,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:33:56,089 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [861455129] [2020-10-27 03:33:56,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:33:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:33:56,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:56,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:57,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:33:57,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-27 03:34:01,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:34:01,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 03:34:01,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:01,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 03:34:01,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:01,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,519 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:01,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:34:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:34:01,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:01,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:34:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:01,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:34:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:01,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:34:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:01,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:34:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:34:01,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:34:01,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:01,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 03:34:01,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:01,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:01,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:34:01,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:01,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:34:01,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:01,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:34:01,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:01,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:01,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:34:01,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:01,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:34:01,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:01,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:34:01,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:01,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:34:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:01,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:34:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:34:01,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:01,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:34:01,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 03:34:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:01,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:01,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:34:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:01,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 03:34:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:34:01,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:34:01,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:34:01,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:01,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:01,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:34:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:01,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:34:01,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:01,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:01,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:01,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:01,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 03:34:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:01,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-27 03:34:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:01,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:01,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:01,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-27 03:34:01,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [861455129] [2020-10-27 03:34:01,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:34:01,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 03:34:01,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141125557] [2020-10-27 03:34:01,884 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:34:01,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:34:01,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:34:01,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:34:01,885 INFO L87 Difference]: Start difference. First operand 1464 states and 1756 transitions. Second operand 11 states. [2020-10-27 03:34:03,024 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:34:03,439 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:34:03,810 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:34:05,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:05,995 INFO L93 Difference]: Finished difference Result 2868 states and 3617 transitions. [2020-10-27 03:34:05,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:34:05,995 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 178 [2020-10-27 03:34:05,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:06,006 INFO L225 Difference]: With dead ends: 2868 [2020-10-27 03:34:06,006 INFO L226 Difference]: Without dead ends: 1432 [2020-10-27 03:34:06,012 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2020-10-27 03:34:06,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1432 states. [2020-10-27 03:34:06,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1432 to 1279. [2020-10-27 03:34:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1279 states. [2020-10-27 03:34:06,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1515 transitions. [2020-10-27 03:34:06,386 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1515 transitions. Word has length 178 [2020-10-27 03:34:06,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:06,386 INFO L481 AbstractCegarLoop]: Abstraction has 1279 states and 1515 transitions. [2020-10-27 03:34:06,386 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:34:06,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1515 transitions. [2020-10-27 03:34:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-27 03:34:06,390 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:34:06,391 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:34:06,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:34:06,391 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 03:34:06,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:34:06,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1038272515, now seen corresponding path program 1 times [2020-10-27 03:34:06,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:34:06,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1091227348] [2020-10-27 03:34:06,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:34:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:06,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:06,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:06,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:10,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-10-27 03:34:11,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:11,885 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:11,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:34:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:11,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:11,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:11,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:11,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 03:34:11,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:34:11,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:11,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:11,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:11,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:11,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:11,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:11,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:11,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:11,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:34:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:11,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:34:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:11,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:34:11,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:11,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:11,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:11,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:11,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:11,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:11,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:11,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:11,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:11,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:11,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:11,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:34:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:11,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:11,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:11,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:11,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:11,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:11,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:11,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:11,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:34:11,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:11,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:34:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:11,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:11,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:11,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:11,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:11,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:11,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:11,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:11,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:11,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:11,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:12,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:12,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:34:12,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:34:12,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:34:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:34:12,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:12,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 03:34:12,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:34:12,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:34:12,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 03:34:12,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:34:12,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:34:12,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:12,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:34:12,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:34:12,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:34:12,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:34:12,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:34:12,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:34:12,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:12,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:34:12,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:12,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:34:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:34:12,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:12,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:12,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:12,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:12,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:12,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:34:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:34:12,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:12,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:12,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:34:12,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:12,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:34:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:12,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:12,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:12,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:34:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:12,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:12,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:34:12,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:34:12,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:34:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:34:12,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:34:12,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:12,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 03:34:12,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 03:34:12,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:12,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:34:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:12,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:34:12,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 03:34:12,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:12,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:34:12,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:12,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:34:12,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:34:12,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:34:12,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:34:12,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:12,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:12,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:12,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:34:12,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:12,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:12,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 03:34:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-27 03:34:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:12,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:12,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:12,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:12,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:12,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:12,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:12,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:12,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:12,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:12,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:12,610 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 03:34:12,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1091227348] [2020-10-27 03:34:12,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:34:12,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 03:34:12,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043690791] [2020-10-27 03:34:12,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 03:34:12,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:34:12,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 03:34:12,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:34:12,613 INFO L87 Difference]: Start difference. First operand 1279 states and 1515 transitions. Second operand 17 states. [2020-10-27 03:34:13,278 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:34:14,199 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:34:16,567 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:34:17,713 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-27 03:34:18,511 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-27 03:34:19,276 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-27 03:34:21,527 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 03:34:21,977 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 03:34:22,383 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 03:34:23,117 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-27 03:34:26,264 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-10-27 03:34:27,077 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-10-27 03:34:29,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:29,170 INFO L93 Difference]: Finished difference Result 3415 states and 4495 transitions. [2020-10-27 03:34:29,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-10-27 03:34:29,171 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 182 [2020-10-27 03:34:29,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:29,185 INFO L225 Difference]: With dead ends: 3415 [2020-10-27 03:34:29,185 INFO L226 Difference]: Without dead ends: 2298 [2020-10-27 03:34:29,192 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1681 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=879, Invalid=4377, Unknown=0, NotChecked=0, Total=5256 [2020-10-27 03:34:29,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2298 states. [2020-10-27 03:34:29,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2298 to 1782. [2020-10-27 03:34:29,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1782 states. [2020-10-27 03:34:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2123 transitions. [2020-10-27 03:34:29,686 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2123 transitions. Word has length 182 [2020-10-27 03:34:29,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:29,687 INFO L481 AbstractCegarLoop]: Abstraction has 1782 states and 2123 transitions. [2020-10-27 03:34:29,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 03:34:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2123 transitions. [2020-10-27 03:34:29,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-27 03:34:29,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:34:29,692 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:34:29,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:34:29,692 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:34:29,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:34:29,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1432639301, now seen corresponding path program 1 times [2020-10-27 03:34:29,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:34:29,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [698595758] [2020-10-27 03:34:29,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:34:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:29,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:29,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:30,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:31,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:34,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-27 03:34:34,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,098 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:35,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:34:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:34:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:35,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:34:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:34:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:34:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-27 03:34:35,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:34:35,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:34:35,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:34:35,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:35,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:34:35,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:34:35,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:34:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:34:35,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:35,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:34:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:34:35,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:35,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:34:35,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:34:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:34:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:35,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:34:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:34:35,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:35,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 03:34:35,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:35,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:34:35,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:35,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:34:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:35,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:35,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:34:35,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:35,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:35,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:35,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:35,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:35,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 03:34:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:35,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:35,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-27 03:34:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:35,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:35,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:35,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:35,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:35,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:35,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:35,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:35,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:35,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:35,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-27 03:34:35,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [698595758] [2020-10-27 03:34:35,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:34:35,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 03:34:35,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187122787] [2020-10-27 03:34:35,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:34:35,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:34:35,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:34:35,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:34:35,444 INFO L87 Difference]: Start difference. First operand 1782 states and 2123 transitions. Second operand 9 states. [2020-10-27 03:34:35,968 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:34:39,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:39,953 INFO L93 Difference]: Finished difference Result 3521 states and 4468 transitions. [2020-10-27 03:34:39,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 03:34:39,954 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 182 [2020-10-27 03:34:39,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:39,975 INFO L225 Difference]: With dead ends: 3521 [2020-10-27 03:34:39,975 INFO L226 Difference]: Without dead ends: 3517 [2020-10-27 03:34:39,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=160, Invalid=440, Unknown=0, NotChecked=0, Total=600 [2020-10-27 03:34:39,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3517 states. [2020-10-27 03:34:40,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3517 to 3062. [2020-10-27 03:34:40,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3062 states. [2020-10-27 03:34:40,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 3062 states and 3660 transitions. [2020-10-27 03:34:40,630 INFO L78 Accepts]: Start accepts. Automaton has 3062 states and 3660 transitions. Word has length 182 [2020-10-27 03:34:40,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:40,631 INFO L481 AbstractCegarLoop]: Abstraction has 3062 states and 3660 transitions. [2020-10-27 03:34:40,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:34:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3660 transitions. [2020-10-27 03:34:40,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-10-27 03:34:40,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:34:40,644 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 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, 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] [2020-10-27 03:34:40,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 03:34:40,644 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:34:40,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:34:40,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1675667952, now seen corresponding path program 1 times [2020-10-27 03:34:40,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:34:40,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1284633168] [2020-10-27 03:34:40,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:34:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:40,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:40,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:40,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:41,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:41,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:45,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:45,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-27 03:34:45,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:34:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 03:34:45,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:34:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 158 [2020-10-27 03:34:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 138 [2020-10-27 03:34:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,059 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:34:46,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:34:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:34:46,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:46,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:34:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:46,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:34:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:46,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:34:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:34:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:46,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:34:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 03:34:46,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:46,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:34:46,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:46,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:34:46,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:34:46,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:34:46,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:46,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:34:46,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:34:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:34:46,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:46,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:46,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:46,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:34:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:34:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:34:46,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:46,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:34:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:34:46,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 03:34:46,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 03:34:46,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:34:46,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 501 [2020-10-27 03:34:46,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:46,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-27 03:34:46,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:34:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:46,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:34:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:46,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:34:46,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:34:46,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:46,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:34:46,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:46,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:34:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:34:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:46,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:46,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-27 03:34:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:34:46,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 03:34:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 03:34:46,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:34:46,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:34:46,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:34:46,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:34:46,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:46,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:46,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:46,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:34:46,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:46,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:34:46,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:46,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:34:46,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:46,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:34:46,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:46,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:47,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:47,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:34:47,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:47,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:34:47,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:34:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 03:34:47,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:34:47,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:34:47,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:47,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 03:34:47,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:47,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:34:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:34:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:47,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:34:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:47,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-10-27 03:34:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:47,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:47,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-27 03:34:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:34:47,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:34:47,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:34:47,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:34:47,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:34:47,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:34:47,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:34:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:34:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:34:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:34:47,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:34:47,098 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 58 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2020-10-27 03:34:47,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1284633168] [2020-10-27 03:34:47,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:34:47,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 03:34:47,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436434136] [2020-10-27 03:34:47,100 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:34:47,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:34:47,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:34:47,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:34:47,101 INFO L87 Difference]: Start difference. First operand 3062 states and 3660 transitions. Second operand 15 states. [2020-10-27 03:34:47,830 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:34:48,782 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:34:49,949 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:50,447 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:50,866 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:51,274 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:51,754 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:52,168 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:53,809 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:54,294 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:34:55,046 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-27 03:34:56,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:34:56,939 INFO L93 Difference]: Finished difference Result 4594 states and 5636 transitions. [2020-10-27 03:34:56,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-27 03:34:56,939 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 258 [2020-10-27 03:34:56,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:34:56,941 INFO L225 Difference]: With dead ends: 4594 [2020-10-27 03:34:56,941 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:34:56,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=448, Invalid=1808, Unknown=0, NotChecked=0, Total=2256 [2020-10-27 03:34:56,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:34:56,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:34:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:34:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:34:56,956 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 258 [2020-10-27 03:34:56,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:34:56,956 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:34:56,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:34:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:34:56,957 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:34:56,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 03:34:56,959 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:35:02,563 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 585 DAG size of output: 468 [2020-10-27 03:35:08,515 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 575 DAG size of output: 468 [2020-10-27 03:35:15,880 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 600 DAG size of output: 518 [2020-10-27 03:35:19,659 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 655 DAG size of output: 530 [2020-10-27 03:35:26,110 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 261 [2020-10-27 03:35:26,357 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 241 [2020-10-27 03:35:26,593 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 269 [2020-10-27 03:35:27,886 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 11 [2020-10-27 03:35:28,259 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 273 [2020-10-27 03:35:28,528 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 11 [2020-10-27 03:35:28,842 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 11 [2020-10-27 03:35:28,995 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 11 [2020-10-27 03:35:29,100 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 11 [2020-10-27 03:35:30,184 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 11 [2020-10-27 03:35:30,506 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 11 [2020-10-27 03:35:30,787 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 11 [2020-10-27 03:35:31,009 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 11 [2020-10-27 03:35:31,118 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 11 [2020-10-27 03:35:31,268 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 11 [2020-10-27 03:35:31,997 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 11 [2020-10-27 03:35:32,104 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 11 [2020-10-27 03:35:32,301 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 273 [2020-10-27 03:35:33,695 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 230 DAG size of output: 24 [2020-10-27 03:35:33,937 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 1 [2020-10-27 03:35:34,700 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:35:35,462 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:35:35,770 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 1 [2020-10-27 03:35:35,927 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 03:35:38,532 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 224 DAG size of output: 26 [2020-10-27 03:35:41,264 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 366 DAG size of output: 32 [2020-10-27 03:35:43,600 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 223 DAG size of output: 23 [2020-10-27 03:35:44,305 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 22 [2020-10-27 03:35:44,489 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 17 [2020-10-27 03:35:45,195 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 22 [2020-10-27 03:35:45,991 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 22 [2020-10-27 03:35:46,339 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:35:46,994 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 15 [2020-10-27 03:35:48,355 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 260 DAG size of output: 28 [2020-10-27 03:35:48,517 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 03:35:48,818 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-27 03:35:50,471 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 237 DAG size of output: 26 [2020-10-27 03:35:51,447 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 27